| iLLMaTiC_GameDev | Developer | |
| iLLOGIKA | Developer | |
| iLoveYourFace | Developer | |
| iMel | Publisher | |
| iMilchshake | Developer | |
| iMori | Developer | |
| iNK Stories | DeveloperPublisher | |
| iNOTme | Developer | |
| iNiS | Developer | |
| iNiS Corporation | Developer | |
| iQuantile Games | Developer | |
| iRock Interactive | Developer | |
| iSWEiET | Developer | |
| iSquared Games | Developer | |
| iTZi | Developer | |
| iTzCrazyShot | Developer | |
| iWin | DeveloperPublisher | |
| iWin Games | Developer | |
| i_want_out | Developer | |
| iambalaam | Developer | |
| iambored | Developer | |
| iammayro | Developer | |
| iampattyjack | Developer | |
| iamscottcab | Developer | |
| ian anders | Developer | |
| ian michael waddell | Developer | |
| ian5 | Developer | |
| iandioch | Developer | |
| ianjsikes | Developer | |
| ianmart1n | Developer | |
| ianrh2 | Developer | |
| iaoth | Developer | |
| iaroslav.titov | Developer | |
| iasmin omar ata | Developer | |
| iateasodacan | Developer | |
| iaz | Developer | |
| ibald96 | Developer | |
| ibidinc Games | Developer | |
| ibilon | Developer | |
| iblamevictoria | Developer | |
| ibrahimarsl | Developer | |
| ibrahimhosceylan | Developer | |
| ibroketheworld | Developer | |
| iby93 | Developer | |
| icarue | Developer | |
| icefill | Developer | |
| icehole | DeveloperPublisher | |
| icemanzek | Developer | |
| icestormzero | Developer | |
| ich _bins_Helen | Developer | |
| 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 | |