| iconicvyper | Developer | |
| icosometrodon | Developer | |
| icouldneverseemtowefeast | Developer | |
| ics_de | Developer | |
| icthy user uses icth.io | Developer | |
| icydog | Developer | |
| icyoak | Developer | |
| id Software | DeveloperPublisher | |
| id Software/GT InteractiveNA/PAL | Publisher | |
| ida | Developer | |
| idaate | Developer | |
| idan2468 | Developer | |
| idg_dima | Developer | |
| idunnohowtomakeagoodname | Developer | |
| idvlop | Developer | |
| idwiw | Developer | |
| iendix | Developer | |
| iforgotmybrain | Developer | |
| igd | Developer | |
| ignatiuswallmeyer | Developer | |
| ignitecoderz | Developer | |
| ihavefivehat | Developer | |
| ihavenoskin | Developer | |
| ihtasham_42 | Developer | |
| ii_D u c k | Developer | |
| iiirmchen | Developer | |
| ijdykeman | Developer | |
| ijji | Publisher | |
| ijskar | Developer | |
| ijustdothisforfun | Developer | |
| ika | Developer | |
| ikaia | Developer | |
| ikarth | Developer | |
| ike_ike | Developer | |
| ikerdi_ | Developer | |
| ikturi | Developer | |
| ilasaigues | Developer | |
| ilaylay | Developer | |
| ilkyazvecan | Developer | |
| illdie | Developer | |
| illest_terminal | Developer | |
| ills | Developer | |
| illtemperedtuna | Developer | |
| illuCalab | Developer | |
| illuCallab | Developer | |
| illud | Developer | |
| illuminae | Developer | |
| illumine | Developer | |
| illuminesce | Developer | |
| illustratedbyloz | Developer | |
| ilog | Developer | |
| ilushkins | Developer | |
| ilyatishchenko | Developer | |
| ilyilaice | Developer | |
| imPACIOble | Developer | |
| imad2b | Developer | |
| imaethan | Developer | |
| imageepoch | Developer | |
| imaginativeizzy | Developer | |
| imaginepirates | Developer | |
| imakegoodsuf2 | Developer | |
| imanfayek | Developer | |
| imnewtogamedev | Developer | |
| imoyoukan | Developer | |
| impertinent | Developer | |
| imphenzia | Developer | |
| import-this | Developer | |
| impossiblesnail | Developer | |
| impurple | Developer | |
| impuuuu | Developer | |
| imscaredofthephone | Developer | |
| imsergio07 | Developer | |
| imyogurt | Developer | |
| in Principle Games | Developer | |
| in-d_Gaming | Developer | |
| inCider Magazine | Publisher | |
| inXile Entertainment | DeveloperPublisher | |
| inacho_ | Developer | |
| inanevin | Developer | |
| inarsy | Developer | |
| inbetweengames | Developer | |
| incendiaryindustries | Developer | |
| inchriswemistrust | Developer | |
| increpare | Developer | |
| indeep | Developer | |
| independent | Publisher | |
| indev-studio | Developer | |
| indianakuffer | Developer | |
| indianlandtenure | Developer | |
| indiePub | Publisher | |
| indienova | DeveloperPublisher | |
| indieszero | Developer | |
| indigoninja | Developer | |
| indkreat | Developer | |
| indraaziz | Developer | |
| indspenceable | Developer | |
| indutny | Developer | |
| inferture | Developer | |
| infinite dreams | Developer | |
| infinitespace-studios | Developer | |
| infinitytechnologies | Developer | |
| influjensbahr | Developer | |
| information vegetable | Developer | |
| ingvarhk | Developer | |
| ingxstudio | Developer | |
| initialtape | Developer | |
| inkEthic (inktrashing + cacoethic) | Developer | |
| inkajoo | Developer | |
| inkeri | Developer | |
| inkle | DeveloperPublisher | |
| inlbe | Developer | |
| innesmck | Developer | |
| innoart | Developer | |
| innovationvillage | Developer | |
| inochi.life | Developer | |
| insani | Publisher | |
| insanostudio | Developer | |
| insertcoffee | Developer | |
| insertdisc5 | Developer | |
| insertimagination | Developer | |
| instrex | Developer | |
| int | Developer | |
| intPointer | Developer | |
| intchicken | Developer | |
| internet-nico | Developer | |
| internethero | Developer | |
| internetpaulicy | Developer | |
| interphase | Developer | |
| interpol | Developer | |
| interrrobang | Developer | |
| intertum | Developer | |
| interview at cacophony | Developer | |
| intothehoop | Developer | |
| introtogamesproduction | Developer | |
| inunonaizo | Developer | |
| invalid ghost | Developer | |
| invalidCards | Developer | |
| invalidsalad | Developer | |
| invelica [300g curry rice] | Developer | |
| inverts | Developer | |
| invicticide | Developer | |
| invisdev | Developer | |
| invisiblelake | Developer | |
| inyarko | Developer | |
| io | Developer | |
| iodaud | Developer | |
| ionside | Developer | |
| iosoftware | Developer | |
| iozsaygi | Developer | |
| ipanr | Developer | |