| a-star | 3 | A* Pathfinding Algorithm | Software concepts |
| a-team | 6 | The A-Team | Culture series |
| a-train | 34 | A-Train | Video game series |
| a113 | 15 | A113 | Culture entities |
| aaa | 231 | AAA | Video game concepts |
| aardvarks | 2 | Aardvarks | Creatures entities |
| aarklash | 3 | Aarklash | Locations concepts |
| abandonedplaces-series | 3 | Abandoned Places | Video game series |
| abbey | 3 | Abbey | Locations entities |
| abc802 | 2 | Advanced BASIC Computer 802 | Hardware entities |
| abc806 | 4 | Advanced BASIC Computer 806 | Hardware entities |
| abduction | 7 | Abduction | Culture concepts |
| abilities | 1 | Abilities, spells, skills, etc. | Other concepts |
| abilitycharges | 10 | Ability charges | Other concepts |
| abilitycooldown | 86 | Ability cooldown | Video game concepts |
| abilitycriticals | 16 | Ability criticals | Other concepts |
| abilitydependencies | 40 | Ability dependencies | Video game concepts |
| abilityranks | 6 | Ability ranks | Other concepts |
| abnormalammo | 25 | Abnormal ammo | Tools themes |
| abnormallimbs | 5 | Abnormal limbs | Other concepts |
| abominations | 43 | Abominations | Creatures themes |
| absolutearmor | 37 | Absolute armor | Video game concepts |
| absoluterulership | 71 | Absolute rulership | Activities themes |
| abstract | 360 | Abstract Theme | Culture concepts |
| abstract-location | 403 | Abstract Setting | Locations themes |
| abstractprotagonist | 3 | Abstract protagonist | Creatures themes |
| accelerators | 8 | Accelerators | Other entities |
| accesscontrol | 1 | Access control | Activities themes |
| accidentaldischarge | 2 | Accidental discharge | Other concepts |
| accuracy-motion | 55 | Accuracy: Motion | Video game concepts |
| accuracy-pinpoint | 2 | Accuracy: Pinpoint | Video game concepts |
| accuracy-posture | 43 | Accuracy: Posture | Video game concepts |
| accuracy-turning | 23 | Accuracy: Turning | Video game concepts |
| ace-series | 15 | ACE | Video game series |
| aceattorney-series | 23 | Ace Attorney | Video game series |
| acecombat | 11 | Ace Combat | Video game series |
| aces-series | 3 | Aces | Video game series |
| achievements | 586 | Achievements | Video game concepts |
| achievements-functional | 12 | Functional achievements | Video game concepts |
| achievements-public | 336 | Public achievements | Video game concepts |
| achillesheelfoes | 268 | Achilles Heel foes | Creatures concepts |
| achtungpanzer-series | 2 | Achtung Panzer | Video game series |
| acid | 23 | Acid | Other entities |
| acknexengine | 1 | Acknex | Software entities |
| acknowledgedsilence | 8 | Acknowledged protagonist silence | Culture concepts |
| acorns | 2 | Acorns | Other entities |
| acquiesceport | 8 | Acquiesce Port | Video game concepts |
| acrobatics | 46 | Acrobatics | Activities themes |
| acrocanthosaurus | 2 | Acrocanthosaurus | Creatures entities |
| acrossages | 47 | Across ages | Historical themes |
| acrostictext | 3 | Acrostic text | Other concepts |
| action | 3 | Action | Game genre themes |
| actionadventure | 1129 | Action-Adventure | Game genre concepts |
| actionauts | 3 | Actionauts | Video game series |
| actionbyinaction | 2 | Action by inaction | Activities themes |
| actioncamera | 51 | Action camera | Video game concepts |
| actionchaining | 9 | Action chaining | Video game concepts |
| actionman | 5 | Action Man | Culture series |
| actionpoints | 3 | AMBIGUOUS: Action Points | Other concepts |
| actionrpg | 505 | Action-RPG | Game genre themes |
| actionrunner | 13 | Action Runner | Game genre themes |
| actionscript | 4 | ActionScript | Software entities |
| actionstrategy | 26 | Action-Strategy | Game genre themes |
| actionsystem | 38 | Action system | Other concepts |
| activationlimit | 6 | Activation limit | Software themes |
| activator | 4 | Sega Activator Ring controller | Hardware themes |
| activeabilityset | 45 | Active ability set | Video game concepts |
| activemark | 1 | ActiveMARK copy protection | Software entities |
| activepassivedetectors | 6 | Active/Passive detectors | Other concepts |
| activepause | 154 | Active pause | Video game concepts |
| activeragdolls | 3 | Active ragdoll physics | Other concepts |
| activereload | 30 | Active reload | Other concepts |
| activetimebattle | 22 | Active Time Battle | Video game concepts |
| activex | 1 | ActiveX | Software entities |
| actraiser-series | 5 | ActRaiser | Video game series |
| actuasports | 23 | Actua Sports | Video game series |
| adalang | 27 | Ada programming language | Software themes |
| adamsventure-series | 3 | Adam's Venture | Video game series |
| adaptation-sight | 15 | Sight adaptation | Video game concepts |
| adaptiveaudio | 3 | Adaptive audio | Other concepts |
| adaptivegameengine | 2 | Adaptive Game Engine | Software entities |
| adaptivemusic | 32 | Adaptive music | Music themes |
| adaptivetools | 2 | Adaptive tools | Tools concepts |
| adbc | 5 | Anno Domini / Before Christ | Culture concepts |
| addamsfamily | 22 | The Addams Family | Culture series |
| addiction | 17 | Addiction | Other concepts |
| additionaldownload | 3 | Mandatory additional download | Video game concepts |
| addons | 220 | Add-ons | Video game concepts |
| adi-series | 15 | Adi | Video game series |
| adlib-mdi | 8 | Ad Lib MDI | Software concepts |
| adminrights | 2 | Administrator rights | Software concepts |
| adnd | 183 | Advanced Dungeons & Dragons | Traditional entities |
| adobeair | 55 | Adobe AIR | Software entities |
| adoption | 5 | Adoption | Activities themes |
| adrenaline-series | 3 | Adrenaline | Video game series |
| adrianmole | 13 | Adrian Mole | Culture series |
| adult | 1 | n.a. | |
| adv-deeds | 29 | Character advancement: Deeds | Video game concepts |
| adv-intermediary | 84 | Character advancement: Intermediary | Video game concepts |
| adv-limited | 10 | Character advancement: Limited | Video game concepts |
| adv-negative | 3 | Character advancement: Negative effects | Other concepts |
| adv-none | 8 | Character advancement: None | Video game concepts |
| adv-objects | 76 | Character advancement: Objects | Video game concepts |
| adv-perks | 106 | Character advancement: Perks | Video game concepts |
| adv-progress | 29 | Character advancement: Plot progress | Video game concepts |
| adv-ptdistr | 387 | Character advancement: Point distribution | Video game concepts |
| adv-static | 297 | Character advancement: Static | Video game concepts |
| adv-time | 1 | Character advancement: Time | Video game concepts |
| adv-undefined | 65 | Character advancement: Undefined | Video game concepts |
| adv-xpdistr | 76 | Character advancement: Experience distribution | Video game concepts |
| advanceddaisenryaku | 7 | Advanced Dai Senryaku | Video game series |
| advancement | 1 | Advancement | Video game concepts |
| advancewars | 5 | Advance Wars | Video game series |
| advancingattacks | 10 | Advancing attacks | Video game concepts |
| adventtrilogy | 3 | Advent Trilogy | Video game series |
| adventure | 27 | VAGUE: Adventure | Other concepts |
| adventure... | 1 | n.a. | |
| adventurebuildersystem | 15 | Adventure Builder System | Software entities |
| adventureengine | 21 | Adventure engine | Software entities |
| adventurefiction | 6 | Adventure | Fiction genre concepts |
| adventureisland | 14 | Adventure Island | Video game series |
| adventuremaker | 1 | Epiboly Software's Adventure Maker | Software entities |
| adventurerpg | 50 | Adventure-RPG | Game genre themes |
| adventurerprotagonist | 41 | Adventurer protagonist | Creatures themes |
| adventurescape | 8 | Adventurescape | Software entities |
| adventuresofsherlockholmes | 10 | Adventures of Sherlock Holmes | Video game series |
| adventuretime-series | 27 | Adventure Time | Cartoon series |
| advergame | 135 | Advergame | Video game themes |
| aerialattacksuspension | 23 | Aerial attack suspension | Video game concepts |
| aerodyne | 1288 | Aerodyne | Vehicles themes |
| aerokinesis | 8 | Aerokinesis | Other concepts |
| aeroplane | 1007 | Aeroplane | Vehicles concepts |
| aerosmith | 6 | Aerosmith | Culture series |
| aerospacecraft | 42 | Aerospace craft | Vehicles themes |
| aerostat | 65 | Aerostat | Vehicles concepts |
| aerotheacrobat | 6 | Aero the Acro-bat | Video game series |
| aesop | 7 | Aesop | Culture concepts |
| aesopsound | 6 | AESOP | Software themes |
| aethons | 1 | Aethons | Creatures themes |
| afghanistan | 10 | Afghanistan | Locations entities |
| africa | 396 | Africa | Locations themes |
| africa-central | 5 | Central Africa | Locations entities |
| africa-east | 3 | Eastern Africa | Locations entities |
| africa-north | 61 | Northern Africa | Locations entities |
| africa-south | 3 | Southern Africa | Locations entities |
| african-theme | 1 | African theme | Other themes |
| afterburner | 58 | Afterburner | Tools concepts |
| afterburner-series | 28 | After Burner | Video game series |
| afterearth | 51 | After Earth | Other themes |
| afterfall-series | 1 | Afterfall | Video game series |
| afterlife | 31 | Afterlife | Culture themes |
| aftertheend | 9 | After the End | Culture concepts |
| agarestsenki | 8 | Record of Agarest War | Video game series |
| agathachristie | 8 | Agatha Christie | Culture series |
| agenda | 5 | Agenda PDA | Hardware themes |
| agenengine | 1 | Agen Engine | Software entities |
| ageofdiscovery | 32 | Age of Discovery | Historical themes |
| ageofempires | 20 | Age of Empires | Video game series |
| ageofrevolution | 45 | Age of Revolution | Historical themes |
| ageofsail | 74 | Age of Sail | Historical themes |
| ageofwonders | 7 | Age of Wonders | Video game series |
| agiengine | 94 | Adventure Game Interpreter | Software entities |
| aging | 47 | Aging | Other themes |
| agos-engine | 26 | AGOS | Software entities |
| agriculture | 72 | Agriculture | Activities themes |
| agsawardbestanimation | 2 | AGS Award for Best Animation | Video game entities |
| agsawardbestcharacterart | 2 | AGS Award for Best Character Art | Video game entities |
| agsawardbestmusic | 2 | AGS Award for Best Music | Video game entities |
| agsawardbestroomart | 2 | AGS Award for Best Room Art | Video game entities |
| agsengine | 62 | Adventure Game Studio | Software entities |
| ahistoric | 5 | Ahistoric | Historical themes |
| ahmegamisama | 7 | Ah Megami-sama | Cartoon series |
| ai-content | 10 | Artificial Intelligence Generated Content | Software concepts |
| aiadvantage | 10 | AI advantage | Video game concepts |
| aiassets | 14 | AI assets | Software entities |
| aicheat | 20 | Cheating AI | Video game concepts |
| aimassist | 132 | Aim assist | Video game concepts |
| aimdeadzone | 39 | Aim dead zone | Video game concepts |
| aimdelay | 4 | Aim delay | Tools themes |
| aimdirlimit | 94 | Aim direction limit | Video game concepts |
| aimdirlimit-none | 3 | No Aim Direction Limit | Video game concepts |
| aiming | 4 | Aiming | Video game concepts |
| aimmode | 258 | Aim mode | Video game concepts |
| aimsway | 4 | Aim sway | Other concepts |
| aiprotagonist | 22 | AI protagonist | Creatures entities |
| airboat | 9 | Airboat | Vehicles entities |
| airbursting | 3 | Air bursting | Other concepts |
| aircontrol | 109 | Air control | Activities themes |
| aircraft-7x7 | 30 | Aircraft: Boeing 7x7 series airliners | Vehicles themes |
| aircraft-a10-thunderboltii | 12 | Aircraft: A-10 Thunderbolt II | Vehicles themes |
| aircraft-a320-airbus | 10 | Aircraft: A320 Airbus | Vehicles themes |
| aircraft-a6-intruder | 3 | Aircraft: A-6 Intruder | Vehicles entities |
| aircraft-ac130-gunship | 5 | Aircraft: AC-130 Gunship | Vehicles themes |
| aircraft-ah1j-hueycobra | 1 | Aircraft: AH-1J Huey SuperCobra | Vehicles entities |
| aircraft-av8-harrier | 43 | Aircraft: AV-8 Harrier | Vehicles themes |
| aircraft-avrolancaster | 13 | Aircraft: Avro Lancaster | Vehicles themes |
| aircraft-b1-lancer | 3 | Aircraft B-1 Lancer | Vehicles themes |
| aircraft-b17-flyingfortress | 13 | Aircraft: B-17 Flying Fortress | Vehicles themes |
| aircraft-b24-liberator | 3 | Aircraft: B-24 Liberator | Vehicles themes |
| aircraft-c130-hercules | 1 | Aircraft: C-130 Hercules | Vehicles entities |
| aircraft-camel | 8 | Aircraft: Sopwith Camel | Vehicles themes |
| aircraft-cessna172 | 22 | Aircraft: Cessna 172 | Vehicles entities |
| aircraft-cessna182 | 3 | Aircraft: Cessna 182 | Vehicles entities |
| aircraft-eurofighter | 8 | Aircraft: Eurofighter Typhoon | Vehicles themes |
| aircraft-extra300 | 3 | Aircraft: Extra 300 | Vehicles entities |
| aircraft-f111-aardvark | 6 | Aircraft: F-111 AadvarkEagle | Vehicles entities |
| aircraft-f117-nighthawk | 10 | Aircraft: F-117 Nighthawk | Vehicles themes |
| aircraft-f14-tomcat | 51 | Aircraft: F-14 Tomcat | Vehicles themes |
| aircraft-f15-eagle | 44 | Aircraft: F-15 Eagle | Vehicles entities |
| aircraft-f16-falcon | 55 | Aircraft: F-16 Fighting Falcon | Vehicles themes |
| aircraft-f22-raptor | 17 | Aircraft: F-22 Raptor | Vehicles themes |
| aircraft-f35-lightningii | 4 | Aircraft: F-35 Lightning II | Vehicles themes |
| aircraft-f4-phantom | 9 | Aircraft: F-4 Phantom | Vehicles entities |
| aircraft-f6f-hellcat | 8 | Aircraft: F6F Hellcat | Vehicles themes |
| aircraft-f86-sabre | 4 | Aircraft: F-86 Sabre | Vehicles entities |
| aircraft-fa18-hornet | 25 | Aircraft: F/A-18 Hornet | Vehicles themes |
| aircraft-fokkerdri | 3 | Aircraft: Fokker Dr.I | Vehicles themes |
| aircraft-hawkerhurricane | 1 | Aircraft: Hawker Hurricane | Vehicles themes |
| aircraft-heinkelhe111 | 1 | Aircraft: Heinkel He 111 | Vehicles themes |
| aircraft-junkersju87 | 1 | Aircraft: Junkers Ju 87 | Vehicles themes |
| aircraft-location | 46 | Location: Aircraft | Locations themes |
| aircraft-messerschmittbf109 | 1 | Aircraft: Messerschmitt Bf 109 | Vehicles themes |
| aircraft-messerschmittbf110 | 1 | Aircraft: Messerschmitt Bf 110 | Vehicles themes |
| aircraft-mi24-hind | 1 | Aircraft: MI-24 Hind | Vehicles entities |
| aircraft-mig23-flogger | 2 | Aircraft: MiG-23 Flogger | Vehicles entities |
| aircraft-mig27-flogger | 9 | Aircraft: MiG-27 Flogger-D/J | Vehicles themes |
| aircraft-mig29-fulcrum | 24 | Aircraft: Mig-29 Fulcrum | Vehicles entities |
| aircraft-mig31-foxhound | 3 | Aircraft: MiG-31 Foxhound | Vehicles themes |
| aircraft-nimrod | 1 | Aircraft: Nimrod | Vehicles themes |
| aircraft-p38-lightning | 28 | Aircraft: P-38 Lightning | Vehicles themes |
| aircraft-p40-warhawk | 2 | Aircraft: Curtiss P-40 Warhawk | Vehicles themes |
| aircraft-p47-thunderbolt | 10 | Aircraft: P-47 Thunderbolt | Vehicles themes |
| aircraft-p51-mustang | 1 | Aircraft: P-51 Mustang | Vehicles themes |
| aircraft-rafale | 4 | Aircraft: Dassault Rafale | Vehicles themes |
| aircraft-saab37-viggen | 6 | Aircraft: Saab 37 Viggen | Vehicles entities |
| aircraft-spitfire | 23 | Aircraft: Supermarine Spitfire | Vehicles themes |
| aircraft-sr71-blackbird | 3 | Aircraft: Lockheed SR-71 Blackbird | Vehicles themes |
| aircraft-su25 | 3 | Aircraft: Sukhoi Su-25 | Vehicles entities |
| aircraft-su35-flanker | 7 | Aircraft: Su-35 Flanker-E | Vehicles themes |
| aircraft-tornado | 9 | Aircraft: Panavia Tornado | Vehicles themes |
| aircraft-v22-osprey | 1 | Aircraft: V-22 Osprey | Vehicles themes |
| aircraft-yf23 | 4 | Aircraft: YF-23 | Vehicles themes |
| aircushionvehicle | 30 | Air-cushion vehicle | Vehicles themes |
| airdash | 70 | Airdash | Activities themes |
| airducts | 146 | Air ducts | Locations themes |
| airflows | 10 | Airflows | Video game concepts |
| airhockey | 28 | Air hockey | Sport themes |
| airlocks | 50 | Airlocks | Other entities |
| airport | 42 | Airport | Locations themes |
| airracing | 3 | Air racing | Sport themes |
| airrade-series | 3 | AIRRADE | Video game series |
| airship | 40 | Airship | Vehicles themes |
| airtrafficcontrol | 72 | Air Traffic Control | Activities themes |
| aix | 16 | AIX operating system | Software themes |
| akb48 | 9 | AKB48 | Culture series |
| akira | 4 | Akira | Cartoon series |
| alabama | 5 | Alabama, USA | Locations themes |
| aladdin | 20 | Aladdin | Culture series |
| aladdinadapter | 7 | Aladdin Deck Enhancer | Hardware themes |
| alamoengine | 5 | Alamo | Software entities |
| alanwake-series | 4 | Alan Wake | Video game series |
| alarmers | 74 | Alarmers | Other entities |
| alaska | 23 | Alaska, USA | Locations themes |
| albania | 1 | Albania | Locations entities |
| albertochampsa | 2 | Albertochampsa | Creatures entities |
| albertodyssey-series | 3 | Albert Odyssey | Video game series |
| albertosaurus | 2 | Albertosaurus | Creatures entities |
| alcatraz | 11 | Alcatraz | Locations themes |
| alcatrazisland | 8 | Alcatraz Island, California, USA | Locations entities |
| alcohol | 168 | Alcohol drinks | Other entities |
| alephone | 16 | Aleph One | Software entities |
| alertstates | 2 | Alert states | Other concepts |
| aleste-series | 10 | Aleste | Video game series |
| alexkidd | 8 | Alex Kidd | Video game series |
| alfaromeo | 3 | Alfa Romeo | Vehicles themes |
| alfgordonshumway | 11 | Alf | Culture series |
| alfonsoazpiri | 14 | Alfonso Azpiri | Culture series |
| alfredchicken-series | 7 | Alfredchicken | Video game series |
| algeria | 3 | Algeria | Locations entities |
| aliceinwonderland | 50 | Alice in Wonderland | Culture series |
| alicesoftsystemengine | 2 | AliceSoft System | Software series |
| alienabduction | 16 | Alien abduction | Other themes |
| alienanimals | 31 | Alien animals | Creatures themes |
| alienblood | 23 | Alien blood | Other themes |
| alienbreed | 23 | Alien Breed | Video game series |
| alienearth | 46 | Alien Earth | Locations themes |
| alienflora | 12 | Alien flora | Other entities |
| alienfranchise | 69 | Alien | Culture series |
| alieninvasion | 553 | Alien invasion | Other themes |
| alienlocales | 2 | Alien locales | Locations themes |
| alienmenace | 148 | Alien menace | Other themes |
| alienmonsters | 1 | Alien monsters | Creatures themes |
| alienphobia-series | 2 | Alien Phobia | Video game series |
| alienplanet | 138 | Alien planet | Locations themes |
| alienprotagonist | 155 | Alien protagonist | Creatures themes |
| aliens | 1578 | Space aliens | Creatures themes |
| alienshooter-series | 7 | Alien Shooter | Video game series |
| alienstorm-series | 8 | Alien Storm | Video game series |
| aliensvspredator | 13 | Aliens versus Predator franchise | Culture series |
| alienswarm-series | 5 | Alien Swarm | Video game series |
| aliensyndrome | 15 | Alien Syndrome | Video game series |
| alientechnology | 40 | Alien technology | Other themes |
| allanquatermain | 5 | Allan Quatermain | Culture series |
| allaspectwar | 2 | All Aspect War | Video game series |
| allegro | 160 | Allegro | Software entities |
| allergies | 2 | Allergies | Other concepts |
| allforone | 5 | All for one | Other concepts |
| alligators | 89 | Alligators | Creatures themes |
| allods-series | 5 | Allods | Video game series |
| allosaurus | 7 | Allosaurus | Creatures entities |
| aloeplants | 2 | Aloe Plants | Creatures themes |
| alone | 431 | Alone | Other concepts |
| aloneinthedark | 29 | Alone in the Dark | Video game series |
| alpha | 58 | Alpha CPU architecture & platform | Hardware themes |
| alpha68k-hw | 11 | SNK/Alpha 68000 bases arcade hardware | Hardware entities |
| alpha830-hw | 6 | Alpha830 arcade hardware | Hardware entities |
| alphacentauri | 5 | Alpha Centauri star system | Locations entities |
| alphachamp-hw | 5 | Alpha Senshi Champion Arcade Hardware | Hardware entities |
| alphafunding | 496 | Alpha funding | Culture concepts |
| alphastrike | 18 | Alpha strike | Other concepts |
| alpineskiing | 85 | Alpine skiing | Sport themes |
| alsa | 19 | Advanced Linux Sound Architecture | Software entities |
| altcharfates | 6 | Alternate character fates | Other themes |
| altered | 4 | Altered port or conversion | Video game concepts |
| alteredbeast | 16 | Altered Beast | Video game series |
| alteredgenre | 46 | Altered genre | Game genre concepts |
| alteredreality | 20 | Altered reality | Locations themes |
| alterforceengine | 3 | Alterforce Engine | Software entities |
| alternateattack | 107 | Alternate attack | Video game concepts |
| alternatecampaigns | 47 | Alternate campaigns | Video game concepts |
| alternatefailures | 8 | Alternate failures | Video game concepts |
| alternateself | 17 | Alternate self | Other themes |
| alternatesolutions | 17 | Alternate solutions | Video game concepts |
| alternatetimeline | 284 | Alternate timeline | Historical themes |
| alternatingprotagonist | 201 | Alternating protagonist | Other concepts |
| alternativesolutions | 22 | Alternative Solutions Allowed | Video game concepts |
| altlinux | 5 | ALT Linux Sisyphus | Software themes |
| alto1 | 5 | Xerox Parc Alto microcomputer | Hardware themes |
| altprotagonistencounters | 3 | Encounters with alternate protagonists | Video game concepts |
| altruism | 2 | Altruism | Culture themes |
| alu-am2900 | 4 | am2900 ALU or compatible | Hardware series |
| alvinandthechipmunks | 9 | Alvin and the Chipmunks | Cartoon series |
| amalgams | 29 | Amalgams | Creatures themes |
| amaranth-series | 6 | Amaranth | Video game series |
| amazon | 13 | Amazon | Locations entities |
| amazonlumberyard | 2 | Amazon Lumberyard | Software entities |
| amazons | 26 | Amazons | Creatures themes |
| amber-series | 6 | Amber Trilogy | Video game series |
| ambidextrous | 8 | Ambidextrous | Video game concepts |
| ambientcreatures | 98 | Ambient creatures | Creatures themes |
| ambientocclusion | 89 | Ambient occlusion | Software concepts |
| ambienttemperature | 43 | Ambient temperature | Other concepts |
| ambiguous-bmx | 1 | Ambiguous: BMX | Other concepts |
| ambiguous-checkpoints | 8 | AMBIGUOUS: Checkpoints | Video game concepts |
| ambiguous-fairytale | 7 | Ambiguous: Fairytale | Culture themes |
| ambiguous-rifles | 6 | AMBIGUOUS: Rifles | Tools themes |
| ambush | 3 | Ambush | Culture concepts |
| ambx | 20 | amBX | Hardware themes |
| amdtrueaudio | 4 | AMD TrueAudio | Hardware entities |
| america | 59 | America | Locations entities |
| americancivilwar | 124 | American Civil War | Historical themes |
| americanfootball | 551 | American football | Sport themes |
| americanindians | 38 | American Indians | Creatures themes |
| americanlasergames-hw | 12 | American Laser Games | Hardware entities |
| americanrevolutionarywar | 19 | American Revolutionary War | Historical themes |
| americanrobins | 2 | American Robins | Creatures themes |
| amerindprotagonist | 34 | Amerind protagonist | Creatures themes |
| amidarlike | 42 | Amidar-like | Game genre themes |
| amiga1000 | 4 | Amiga 1000 | Hardware themes |
| amiga2000 | 26 | Amiga 2000 | Hardware themes |
| amiga500 | 26 | Amiga 500 | Hardware themes |
| amigaarcade-hw | 1 | Amiga Arcade System | Hardware entities |
| amigaos4 | 8 | Amiga OS 4 operating system | Software entities |
| amiibo | 70 | Amiibo | Hardware entities |
| amityville-engine | 5 | Amityville | Software entities |
| ammomagazines | 339 | Ammo magazines & clips | Tools themes |
| ammoregen | 5 | Ammo regeneration | Other concepts |
| ammotypes | 55 | Ammo types | Tools themes |
| ammowarning | 20 | Ammo warning | Video game concepts |
| amnesia | 249 | Amnesia | Other themes |
| amnesia-series | 9 | Amnesia | Video game series |
| amnesiafortnight | 8 | Amnesia Fortnight | Other series |
| amnesiafortnight2012 | 5 | Amnesia Fortnight #4 | Other concepts |
| amnesiafortnightnumber1 | 1 | Amnesia Fortnight #1 | Other concepts |
| amnesiafortnightnumber2 | 1 | Amnesia Fortnight #2 | Other concepts |
| amnesiafortnightnumber3 | 1 | Amnesia Fortnight #3 | Other concepts |
| amoeboidprotagonist | 111 | Amoeboid protagonist | Creatures entities |
| amoeboids | 479 | Amoeboids | Creatures entities |
| amoslanguage | 8 | Amos programming language | Software themes |
| amphibianprotagonist | 181 | Amphibian protagonist | Creatures themes |
| amphibians | 19 | Amphibians | Creatures entities |
| amphibiousvehicle | 6 | Amphibious vehicle | Vehicles themes |
| amphibiousvehicles | 4 | Amphibious vehicles | Vehicles concepts |
| amphitheatre | 19 | Amphitheatre | Locations entities |
| amrifles | 15 | Anti-materiel rifles | Tools entities |
| amstradnc100 | 12 | Amstrad NC100 Notepad | Hardware entities |
| amstradnc200 | 14 | Amstrad NC200 Notebook | Hardware entities |
| amstradpc | 8 | Amstrad PC | Hardware themes |
| amusementpark | 41 | Amusement park | Locations themes |
| anachronic | 15 | Anachronic | Historical themes |
| anaglyphic | 38 | Anaglyphic | Hardware themes |
| anagrams | 21 | Anagrams | Culture concepts |
| analoggamepad | 7 | Analog gamepad | Hardware entities |
| analyzer | 3 | Analyzer | Tools themes |
| anarchy | 2 | Anarchy | Culture concepts |
| anatids | 1 | Anatids | Creatures themes |
| anatomicdamage | 66 | Anatomic damage | Video game concepts |
| anchovyseries | 3 | The Anchovy Trilogy | Video game series |
| ancientegypt | 31 | Ancient Egypt | Historical themes |
| ancientenemy | 115 | Ancient enemy | Other themes |
| ancientgreece | 18 | Ancient Greece | Historical themes |
| ancientindia | 3 | Ancient India | Historical themes |
| ancientmachines | 18 | Ancient machines | Other entities |
| andengine | 1 | AndEngine | Software entities |
| androidprotagonist | 39 | Android protagonist | Creatures themes |
| androids | 78 | Androids | Creatures themes |
| angband | 20 | Angband | Video game series |
| angelicprotagonist | 16 | Angelic protagonist | Creatures themes |
| angelique | 26 | Angelique | Video game series |
| angelofdeath | 33 | Angel of Death | Creatures entities |
| angels | 97 | Angels | Creatures themes |
| angelscript | 38 | AngelScript | Software entities |
| angleapi | 3 | ANGLE | Software entities |
| anglosaxonmythology | 7 | Anglo-Saxon mythology | Culture themes |
| angola | 1 | Angola | Locations entities |
| angryantbehave | 1 | AngryAnt Behave | Software entities |
| angrybirds | 51 | Angry Birds | Video game series |
| angular | 25 | Angular | Other themes |
| animal-theme | 6 | Animal theme | Video game concepts |
| animalcrossing | 12 | Animal Crossing | Video game series |
| animalmenace | 2 | Animal menace | Other themes |
| animalpeople | 73 | Animal people | Creatures themes |
| animalprotagonist | 704 | Animal protagonist | Creatures themes |
| animalracing | 5 | Animal racing | Sport themes |
| animals | 289 | Animals | Creatures entities |
| animals-aquatic | 1 | Aquatic animals | Creatures themes |
| animalsports | 3 | Animal sports | Sport themes |
| animaltorture | 3 | Animal torture | Other concepts |
| animaniacs | 10 | Animaniacs | Cartoon series |
| animatearmor | 12 | Animate armor | Creatures themes |
| animatedcharacters | 3 | Animated characters | Other concepts |
| animatedscenes | 1 | Animated scenes | Other concepts |
| animatedsurface | 1 | Animated Surface | Video game concepts |
| animateobjectprotagonist | 133 | Animate object protagonist | Creatures themes |
| animateobjects | 47 | Animate objects | Creatures themes |
| animateweapons | 18 | Animate weapons | Creatures themes |
| animateworld | 5 | Animate world | Locations themes |
| animationblending | 1 | Animation blending | Software concepts |
| anime | 1187 | Anime tie-in | Cartoon themes |
| animehair | 14 | Anime hair | Cartoon concepts |
| animorphs | 2 | Animorphs | Culture series |
| ankh-series | 7 | Ankh | Video game series |
| ankylosaurus | 7 | Ankylosaurus | Creatures themes |
| annchientaengine | 3 | Annchienta Engine | Software themes |
| anno-series | 13 | Anno | Video game series |
| announcer | 36 | Announcer | Other entities |
| anomalies | 17 | Anomalies | Other concepts |
| anomaly-series | 19 | Anomaly | Video game series |
| anotherworld | 22 | Another World | Video game series |
| anpanman | 10 | Anpanman | Cartoon series |
| anstoss-series | 11 | Anstoss | Video game series |
| antagonistawareness | 44 | Antagonist awareness | Other concepts |
| antagonistdesigning | 2 | Antagonist designing | Video game concepts |
| antarctica | 39 | Antarctica | Locations themes |
| anthropomorphicanimals | 81 | Anthropomorphic animals | Creatures themes |
| anthropomorphicobjectprotagonist | 59 | Anthropomorphic object protagonist | Creatures themes |
| anthropomorphicobjects | 63 | Anthropomorphic objects | Creatures themes |
| anthropomorphism | 102 | Anthropomorphism | Other themes |
| anthroprotagonist | 856 | Anthropomorphic animal protagonist | Creatures themes |
| antiadvergame | 2 | Anti-Advergame | Game genre themes |
| antialiasing | 1 | Spatial anti-aliasing | Software concepts |
| anticheat | 3 | Anti-cheat | Software themes |
| anticipatoryfacing | 2 | Anticipatory facing | Other concepts |
| anticipatorysightings | 54 | Anticipatory sightings | Video game concepts |
| anticipatorystockpiles | 118 | Anticipatory stockpiles | Video game concepts |
| antiepilepsy | 9 | Anti-epilepsy | Other concepts |
| antigrain | 1 | Anti-Grain Geometry | Software entities |
| antiheroprotagonist | 242 | Anti-hero protagonist | Creatures themes |
| antimagiczones | 11 | Anti-magic zones | Locations themes |
| antipk | 3 | Anti player killing | Video game concepts |
| antiquity | 198 | Antiquity | Historical concepts |
| antireligious | 1 | Anti-religious | Culture themes |
| antisavescumming | 15 | Anti save scumming | Video game concepts |
| antiutopian | 1 | Anti-Utopian | Other concepts |
| antivillain | 60 | Anti-villain | Culture concepts |
| ants | 92 | Ants | Creatures themes |
| antz-series | 7 | Antz | Cartoon series |
| anuroids | 26 | Anuroids | Creatures themes |
| anvilengine | 17 | Anvil | Software entities |
| anvilnext-engine | 17 | AnvilNext | Software entities |
| anxiety | 37 | Anxiety | Other concepts |
| anylinux | 2 | For Any Linux Distro | Software concepts |
| aoeindicator | 19 | Area-of-Effect indicator | Video game concepts |
| aof | 11 | Art of fighting | Video game series |
| apartmentbuilding | 58 | Apartment building | Locations themes |
| apatosaurus | 5 | Apatosaurus | Creatures entities |
| apc | 3 | APC | Vehicles themes |
| apcs | 7 | Armored Personnel Carriers | Vehicles themes |
| apeescape | 11 | Ape Escape | Video game series |
| apemen | 8 | Apemen | Creatures themes |
| apllanguage | 1 | APL programming language | Software themes |
| apocalyptic | 110 | Apocalyptic | Other themes |
| appearanceshifting | 16 | Appearance shifting | Video game concepts |
| apple-rave | 9 | RAVE | Software themes |
| apple2 | 329 | Apple ] | Hardware themes |
| apple2c | 84 | Apple IIc | Hardware themes |
| apple2cp | 21 | Apple IIc plus | Hardware themes |
| apple2e | 199 | Apple IIe | Hardware themes |
| apple2gs | 37 | Apple IIgs | Hardware themes |
| apple2p | 270 | Apple IIplus | Hardware themes |
| apple3 | 7 | Apple /// | Hardware themes |
| appledos3.1 | 1 | AppleDOS 3.1 | Software themes |
| appledos3.2 | 24 | AppleDOS 3.2 | Software themes |
| appledos3.3 | 171 | AppleDOS 3.3 | Software themes |
| applemetal | 1 | Apple Metal API | Software entities |
| apples | 99 | Apples | Other entities |
| appletalk | 11 | AppleTalk | Software themes |
| appletrees | 2 | Apple Trees | Creatures themes |
| apprenticeseries | 3 | Apprentice | Video game series |
| aqua-series | 3 | Aqua | Video game series |
| aquaticrealm | 12 | Aquatic realm | Locations themes |
| arabia | 13 | Arabia | Locations themes |
| arabianfantasy | 93 | Arabian fantasy | Fiction genre themes |
| arabianmythology | 1 | Arabian mythology | Culture themes |
| arabiannights | 76 | Arabian Nights | Culture series |
| arachnidprotagonist | 21 | Arachnid protagonist | Creatures themes |
| arachnids | 2 | Arachnids | Creatures themes |
| arbitraryrewards | 1 | Arbitrary rewards | Video game concepts |
| arcade | 299 | Arcade | Game genre concepts |
| arcadeflightsim | 5 | Arcade Flight Simulator | Game genre themes |
| arcadegamedesigner-engine | 5 | Arcade Game Designer | Software entities |
| arcadegears-series | 4 | Arcade Gears | Video game series |
| arcadesgreatesthits | 37 | Arcade's Greatest Hits | Video game series |
| arcadia-hw | 10 | Arcadia Amiga Arcade | Hardware entities |
| arcanaheart-series | 9 | Arcana Heart | Video game series |
| arcaneengine | 2 | Arcane 3D Engine | Software entities |
| arcanepunk | 24 | Arcanepunk | Fiction genre themes |
| arcanetechnology | 6 | Arcane technology | Other concepts |
| archaicearth | 140 | Archaic Earth | Locations themes |
| archaictechnology | 5 | Archaic technology | Culture concepts |
| archaicweapons | 6 | Archaic weapons | Tools themes |
| archeologistprotagonist | 174 | Archeologist protagonist | Creatures themes |
| archeonlaan | 1 | Archeonlaan | Locations themes |
| archers | 33 | Archers | Creatures themes |
| archery | 38 | Archery | Sport themes |
| archipelago | 15 | Archipelago | Locations themes |
| archivegames | 21 | Archive Games | Software themes |
| archlinux | 71 | Arch Linux | Software themes |
| archon | 19 | Archon | Video game series |
| arcology | 19 | Arcology | Locations entities |
| arcthelad | 10 | Arc the Lad | Video game series |
| arctic | 24 | Arctic circle | Locations themes |
| arcticocean | 6 | Arctic Ocean | Locations entities |
| arcus | 15 | Arcus | Video game series |
| arcwords | 13 | Arc words | Culture concepts |
| arda | 109 | Arda | Locations concepts |
| arda-1stage | 3 | First Age of the Children of Ilúvatar | Culture themes |
| ardania | 17 | Ardania | Locations concepts |
| ardennes | 10 | Ardennes | Locations themes |
| ardennesoffensive | 25 | Ardennes Offensive | Historical themes |
| ardon-mm | 6 | Ardon | Locations concepts |
| ardor3d | 4 | Ardor3d | Software themes |
| area51 | 20 | Area 51 | Locations themes |
| areena-series | 5 | Areena | Video game series |
| arena | 42 | Arena | Locations entities |
| arenafpstps | 59 | Arena FPS/TPS | Game genre concepts |
| arenashooter | 788 | Arena shooter | Game genre themes |
| arenawars-series | 3 | Arena Wars | Video game series |
| aretha | 6 | Aretha | Video game series |
| arg | 168 | Augmented Reality Game | Game genre themes |
| argentina | 2 | Argentina | Locations entities |
| argentinosaurus | 2 | Argentinosaurus | Creatures entities |
| argevent | 30 | ARG event | Culture concepts |
| argon-engine | 3 | Argon | Software entities |
| arianne-engine | 6 | Arianne | Software entities |
| arid | 97 | Dry climate | Locations themes |
| aristocratprotagonist | 31 | Aristocrat protagonist | Creatures themes |
| aristocrats | 32 | Aristocrats | Creatures themes |
| arizona | 23 | Arizona, USA | Locations themes |
| arkanoid | 41 | Arkanoid | Video game series |
| arkansas | 8 | Arkansas, USA | Locations themes |
| arkedo-series | 6 | Arkedo Series | Video game series |
| arkhamcombat | 27 | Arkham Combat | Video game concepts |
| arkieaward | 1 | Electronic Games Arcade Awards | Culture themes |
| arm64 | 15 | ARM64 | Hardware themes |
| arma-series | 14 | ArmA | Video game series |
| armcannons | 85 | Arm cannons | Tools themes |
| armcpu | 60 | ARM CPU | Hardware entities |
| armel | 19 | ARM CPU using little-endian architecture | Hardware themes |
| armhf | 11 | ARM CPU with an FPU | Hardware themes |
| armorbreakers | 8 | Armor breakers | Tools themes |
| armoredcar | 18 | Armored car | Vehicles themes |
| armoredcars | 16 | Armored cars | Vehicles entities |
| armoredcore | 22 | Armored Core | Video game series |
| armorexperience | 2 | Armor experience | Other concepts |
| armorpatches | 9 | Armor patches | Other entities |
| armorpenetrators | 6 | Armor penetrators | Tools themes |
| armorupgrades | 13 | Armor upgrades | Tools themes |
| armwrestling | 12 | Arm wrestling | Activities themes |
| armymen | 41 | Army Men | Other themes |
| armyofone | 147 | Army of One | Other concepts |
| armyoftwo | 6 | Army of Two | Video game series |
| arnoldblackwood | 3 | Arnold Blackwood | Video game series |
| arnoldschwarzenegger | 45 | Arnold Schwarzenegger | Culture entities |
| aros | 2 | AROS | Software themes |
| artdeco | 19 | Art Deco | Culture themes |
| arthouse | 84 | Art game | Other themes |
| arthurcclarke | 6 | Sir Arthur Charles Clarke | Culture themes |
| arthurianmyth | 104 | Arthurian myth | Culture themes |
| arthurread | 3 | Arthur Read | Culture series |
| artificialintelligence | 5 | Artificial intelligence | Software concepts |
| artillery | 98 | Artillery | Tools entities |
| artillerygame | 165 | Artillery game | Game genre themes |
| artisanprotagonist | 7 | Artisan protagonist | Creatures themes |
| artistprotagonist | 2 | Artist protagonist | Creatures themes |
| artlang | 13 | Artistic language | Other themes |
| artonelico | 7 | Ar tonelico | Video game series |
| artplot | 3 | Work of art based plot | Other themes |
| artshift | 10 | Art shift | Other concepts |
| artstyle-series | 12 | Art Style | Video game series |
| ashan | 14 | Ashan | Locations concepts |
| ashitanojoe | 9 | Ashita No Joe | Cartoon series |
| asia | 424 | Asia | Locations themes |
| asia-central | 5 | Central Asia | Locations entities |
| asia-east | 269 | East Asia | Locations entities |
| asia-south | 27 | South Asia | Locations entities |
| asia-southeast | 40 | Southeast Asia | Locations entities |
| asia-west | 7 | West Asia | Locations entities |
| asianprotagonist | 12 | Asian protagonist | Creatures themes |
| asongoficeandfire | 9 | A Song of Ice and Fire | Culture series |
| aspectratio-1-1 | 1 | 1:1 aspect ratio | Hardware themes |
| aspectratio-12-3 | 2 | 12:3 aspect ratio | Hardware themes |
| aspectratio-15-10 | 1 | 15:10 aspect ratio | Hardware themes |
| aspectratio-15-9 | 1 | 15:9 aspect ratio | Hardware themes |
| aspectratio-16-10 | 79 | 16:10 aspect ratio | Hardware themes |
| aspectratio-16-9 | 166 | 16:9 aspect ratio | Hardware themes |
| aspectratio-17-10 | 4 | 17:10 aspect ratio | Hardware themes |
| aspectratio-2-1 | 1 | 2:1 aspect ratio | Hardware themes |
| aspectratio-3-1 | 1 | 3:1 aspect ratio | Hardware themes |
| aspectratio-4-1 | 1 | 4:1 aspect ratio | Hardware themes |
| aspectratio-4-3 | 280 | 4:3 aspect ratio | Hardware themes |
| aspectratio-5-3 | 1 | 5:3 aspect ratio | Hardware themes |
| aspectratio-5-4 | 28 | 5:4 aspect ratio | Hardware themes |
| aspectratio-8-3 | 2 | 8:3 Aspect ratio | Hardware themes |
| aspectratio-anamorphic | 35 | Anamorphic resolution | Software themes |
| aspectratio-anamorphic-any | 3 | Customizable anamorphic aspect ratio | Software themes |
| aspectratio-auto | 18 | Automatic aspect ratio | Software themes |
| aspectratio-custom | 6 | Custom aspect ratio | Hardware themes |
| aspectratio-wide-auto | 4 | Automatic wide aspect ratio | Software themes |
| asphalt-series | 22 | Asphalt | Video game series |
| asphyxiation | 189 | Asphyxiation | Other concepts |
| assassinating | 22 | Assassinating | Activities themes |
| assassinprotagonist | 71 | Assassin protagonist | Creatures themes |
| assassinscreed | 64 | Assassin's Creed | Video game series |
| assaultcourse | 1 | Assault Course | Activities concepts |
| assaultrifles | 646 | Assault rifles | Tools entities |
| assaultsuits-series | 7 | Assault Suits | Video game series |
| assemblylang | 252 | Assembly language | Software themes |
| assystem3 | 19 | System3 | Software entities |
| assystem35 | 3 | System3.5 | Software entities |
| assystem4 | 4 | System4 | Software entities |
| asterix | 61 | Asterix | Cartoon series |
| asteroids | 151 | Asteroids | Other entities |
| asteroidslike | 83 | Asteroids-like | Game genre themes |
| astinvad-hw | 3 | Astinvad Arcade hardware | Hardware entities |
| astonishiastory | 6 | Astonishia Story | Video game series |
| astoundsound | 1 | AstoundSound | Software entities |
| astralprojection | 5 | Astral projection | Activities themes |
| astroboy | 9 | Astro Boy | Cartoon series |
| astrocade-hw | 8 | Bally Astrocade arcade hardware | Hardware entities |
| astrokeoffate-series | 2 | A Stroke of Fate | Video game series |
| astronavigation | 7 | Astronavigation | Activities themes |
| astrophysics | 37 | Astrophysics | Other themes |
| asuka120 | 9 | Asuka 120% Burning Fest. | Video game series |
| asura-engine | 19 | Asura | Software entities |
| asymetripeds | 1 | Asymetripeds | Creatures concepts |
| asymmetriccreatures | 13 | Asymmetric creatures | Creatures themes |
| asymmetricfactions | 113 | Asymmetric factions | Other concepts |
| asymmetricresources | 2 | Asymmetric resources | Video game concepts |
| atari1200xl | 11 | Atari 1200XL compatible | Hardware themes |
| atari130xe | 3 | Atari 130XE compatible | Hardware entities |
| atari3dfx-hw | 17 | Atari 3D FX arcade hardware | Hardware entities |
| atari400 | 41 | Atari 400 compatible | Hardware themes |
| atari520st | 14 | Atari 520ST compatible | Hardware themes |
| atari6502-hw | 7 | Atari 6502 Arcade hardware | Hardware entities |
| atari6800-hw | 3 | Atari 6800 arcade hardware | Hardware entities |
| atari800 | 50 | Atari 800 compatible | Hardware themes |
| atari800xl | 4 | Atari 800XL compatible | Hardware entities |
| ataricentipede-hw | 5 | Atari Centipede Arcade hardware | Hardware entities |
| ataricojag-hw | 7 | Atari Cojag arcade hardware | Hardware entities |
| atarig1-hw | 2 | Atari G1 arcade hardware | Hardware entities |
| atarig42-hw | 2 | Atari G42 arcade hardware | Hardware entities |
| atarigt-hw | 2 | Atari GT arcade hardware | Hardware entities |
| atarigx2-hw | 4 | Atari GX2 arcade hardware | Hardware entities |
| atarios-b | 1 | Atari OS-B | Hardware themes |
| ataripolygonracer-hw | 6 | Atari Polygon Racer | Hardware entities |
| atarisystem1-hw | 5 | Atari System 1 arcade hardware | Hardware entities |
| atarisystem2-hw | 7 | Atari System 2 arcade hardware | Hardware entities |
| atarisystemiv-hw | 2 | Atari System IV | Hardware entities |
| atarittl-hw | 13 | Atari and Kee Games arcade hardware | Video game entities |
| atarivox | 7 | AtariVox Speech Synthesizer | Hardware themes |
| atarixe | 33 | Atari XE | Hardware entities |
| atarixl | 44 | Atari XL | Hardware entities |
| ataxx | 18 | Ataxx | Video game concepts |
| atelier | 46 | Atelier | Video game series |
| atheist | 2 | Atheist | Other themes |
| athena-series | 9 | Athena | Video game series |
| atlantic | 76 | Atlantic | Locations entities |
| atlantis | 56 | Atlantis | Culture entities |
| atlantisseries | 9 | Atlantis | Video game series |
| atlastmoment | 36 | At last moment | Culture concepts |
| atluspsx-hw | 1 | Atlus PSX arcade hardware | Hardware entities |
| atmosfear-engine | 4 | AtmosFear | Software entities |
| atmosphericflight | 106 | Atmospheric flight | Activities themes |
| atomicage-theme | 13 | Atomic Age theme | Other themes |
| atomiswave-hw | 28 | Atomiswave | Hardware entities |
| atsimple | 5 | @SIMPLE | Video game series |
| attackcancelling | 10 | Attack cancelling | Video game concepts |
| attackclashing | 1 | Attack clashing | Activities themes |
| attackdefenseadjust | 8 | Attack/defense adjust | Other concepts |
| attackmethods | 1 | Attack methods | Video game concepts |
| attackwarning | 11 | Attack warning | Video game concepts |
| attractmode | 82 | Attract mode | Video game concepts |
| attractors | 4 | Attractors | Other entities |
| attrbasedeq | 60 | Attribute-based equipment | Other concepts |
| attributedrain | 3 | Attribute drain | Other concepts |
| atvclimax-series | 5 | ATV by Climax | Video game series |
| atypicalcreatures | 6 | Atypical creatures | Creatures themes |
| auctions | 18 | Auctions | Other concepts |
| audienceparticipation | 2 | Audience Participation | Activities concepts |
| audiere | 6 | Audiere | Software entities |
| audiogame | 6 | Audio game | Game genre entities |
| audiomatching | 1 | Audio Matching | Game genre concepts |
| audioocclusion | 2 | Audio occlusion | Software themes |
| auditorymasking | 8 | Auditory masking | Other themes |
| augmentedreality | 20 | Augmented reality | Other themes |
| aurabattlerdunbine | 4 | Aura Battler Dunbine | Cartoon series |
| auras | 27 | Auras | Other concepts |
| aureal3d | 30 | Aureal 3D | Hardware themes |
| aurorae | 1 | Aurorae | Other themes |
| auroraengine | 24 | Aurora | Software entities |
| austinpowers | 8 | Austin Powers | Culture series |
| australia | 53 | Australia | Locations entities |
| australianfootball | 20 | Australian football | Sport themes |
| austria | 8 | Austria | Locations entities |
| authorapproval | 4 | Original author approval | Culture themes |
| authoravatar | 24 | Author avatar | Culture concepts |
| authorscorn | 1 | Original author scorn | Culture themes |
| autoaim | 39 | Automatic aiming | Video game concepts |
| autoattack | 59 | Auto-attack | Video game concepts |
| autobuilding | 3 | Autobuilding | Video game concepts |
| autobuy | 1 | Auto buy | Video game concepts |
| autocannons | 21 | Auto-cannons | Tools entities |
| autocast | 24 | Auto-cast | Video game concepts |
| autoexplore | 10 | Automated exploration | Other concepts |
| autofollow | 3 | Auto-follow | Video game concepts |
| autojumping | 12 | Automatic jumping | Video game concepts |
| autolevelup | 4 | Auto level-up | Video game concepts |
| automap | 488 | Automap | Other concepts |
| automatedbattles | 46 | Automated battles | Video game concepts |
| automatedwar | 24 | Automated war | Culture concepts |
| automobile-alpinea110 | 1 | Automobile: Alpine A110 | Vehicles themes |
| automobile-chevroletcorvette | 14 | Automobile: Chevrolet Corvette | Vehicles themes |
| automobile-dodge | 3 | Automobile: dodge | Vehicles themes |
| automobile-ferrari328 | 1 | Automobile: Ferrari 328 | Vehicles themes |
| automobile-ferrari512bb | 4 | Automobile: Ferrari 512BB | Vehicles themes |
| automobile-ferrarif40 | 27 | Automobile: Ferrari F40 | Vehicles themes |
| automobile-ferrarigto | 9 | Automobile: Ferrari GTO | Vehicles themes |
| automobile-ferrarimythos | 1 | Automobile: Ferrari Mythos | Vehicles themes |
| automobile-ferraritestarossa | 23 | Automobile: Ferrari Testarossa | Vehicles themes |
| automobile-fordfiesta | 1 | Automobile: Ford Fiesta | Vehicles themes |
| automobile-fordfocus | 1 | Automobile: Ford Focus | Vehicles themes |
| automobile-fordmustang | 2 | Automobile: Ford Mustang | Vehicles themes |
| automobile-fordrs200 | 1 | Automobile: Ford RS200 | Vehicles themes |
| automobile-fordsierra | 3 | Automobile: Ford Sierra | Vehicles themes |
| automobile-lamborghinicountach | 19 | Automobile: Lamborghini Countach | Vehicles themes |
| automobile-lamborghinidiablo | 1 | Automobile: Lamborghini Diablo | Vehicles themes |
| automobile-lancia037 | 1 | Automobile: Lancia Rally 037 | Vehicles themes |
| automobile-lanciadelta | 1 | Automobile: Lancia Delta | Vehicles themes |
| automobile-lotusesprit | 15 | Automobile: Lotus Esprit | Vehicles themes |
| automobile-mitsubishilancer | 1 | Automobile: Mitsubishi Lancer | Vehicles themes |
| automobile-mitsubishipajero | 3 | Automobile: Mitsubishi Pajero | Vehicles themes |
| automobile-nissan300zx | 8 | Automobile: Nissan 300ZX | Vehicles themes |
| automobile-porsche911 | 18 | Automobile: Porsche 911 | Vehicles themes |
| automobile-porsche928 | 14 | Automobile: Porsche 928 | Vehicles themes |
| automobile-porsche944 | 6 | Automobile: Porsche 944 | Vehicles themes |
| automobile-porsche959 | 15 | Automobile: Porsche 959 | Vehicles themes |
| automobile-porschecayenne | 1 | Automobile: Porsche Cayenne | Vehicles themes |
| automobile-renault5 | 1 | Automobile: Renault 5 | Vehicles themes |
| automobile-subaruimpreza | 1 | Automobile: Subaru Impreza | Vehicles themes |
| automobile-toyotacelica | 5 | Automobile: Toyota Celica | Vehicles themes |
| automobile-volkswagenpolo | 1 | Automobile: Volkswagen Polo | Vehicles themes |
| automove | 7 | Auto-move | Other concepts |
| autonomousaction | 1 | Autonomous Action | Video game concepts |
| autopause | 8 | Autopause | Video game concepts |
| autopause-inventory | 5 | Autopause: Inventory | Video game concepts |
| autopause-lostfocus | 5 | Autopause on lost focus | Video game concepts |
| autopause-menu | 1 | Autopause: Menu | Video game concepts |
| autopilot | 3 | Autopilot | Video game concepts |
| autoplay | 6 | Auto-play | Video game concepts |
| autorun | 60 | Automatic running | Video game concepts |
| autosavepoints | 550 | Autosave points | Other concepts |
| autosaves-periodic | 84 | Periodic autosaves | Other concepts |
| autoshotguns | 57 | Auto shotguns | Tools entities |
| autoturrets | 20 | Automated turrets | Tools themes |
| autozoom | 82 | Autozoom | Video game concepts |
| autumnal | 94 | Autumnal | Locations themes |
| avadon-series | 8 | Avadon | Video game series |
| avalancheengine | 10 | Avalanche Engine | Software entities |
| avalanchelike | 17 | Avalanche-like | Game genre themes |
| avalon | 5 | Avalon | Locations themes |
| avatars | 4 | Avatars | Creatures themes |
| avatarthelastairbender | 18 | Avatar: The Last Airbender | Cartoon series |
| avernum | 24 | Avernum | Video game series |
| aveyond-series | 6 | Aveyond | Video game series |
| avianoids | 38 | Avianoids | Creatures themes |
| avr32 | 7 | AVR32 CPU architecture | Hardware themes |
| avww-series | 6 | A Valley Without Wind | Video game series |
| awardcgwhof | 1 | CGW Hall of Fame Award | Video game entities |
| awardgdcwriting | 16 | Award: Game Developer's Choice Award for Best Writing | Video game entities |
| awardspagolddisk | 2 | SPA Gold Disk Award | Video game entities |
| awesomium | 8 | Awesomium | Software entities |
| awkwardphysics | 10 | Awkward Physics | Game genre themes |
| awnet | 1 | AWNET online system | Hardware themes |
| axes | 579 | Axes | Tools entities |
| axisandallies | 3 | Axis & Allies | Video game series |
| aybabtu | 38 | All Your Base Are Belong To Us | Video game concepts |
| azumangadaioh | 4 | Azumanga Daioh | Cartoon series |
