Similar to X264

Intelligent Input Bus

Internet/Intranet Input Method Framework

IKVM.NET

ImageJ

Indeo

InfraRecorder

Initng

InnoDB

Interactive Ruby Shell

Ispell

JACK Audio Connection Kit

Jigdo

K-Lite Codec Pack

Kawa (Scheme implementation)

Mp3PRO

List of open-source codecs

AV1

Ffdshow

Template:Software-stub

3DXML

A-0 System