Similar to Greasemonkey

C-Store
C-Store
Cacti
Cacti (software)Canna

Cdb
Cdb (software)
Check (ユニットテスト・フレームワーク)
Checkstyle
Checkstyle
Chrony
Chrony
CMU Common Lisp
CMU Common Lisp
Code::Blocks
Code::BlocksCourier-MTA
Courier Mail Server
Cowsay
Cowsay
CUPS
CUPS
Cyrus IMAP server
Cyrus IMAP server
D3.js
D3.js
Debian Almquist shell
Debian Almquist shell
DeSmuME

DirectFB
DirectFB
Distcc
Distcc
Donut RAPT

DuckStation

DVD Flick
DVD Flick
Dvd+rw-tools
Dvd+rw-tools
DXライブラリ
Elasticsearch
Elasticsearch▲2 trends
Embedded GLIBC
Embedded GLIBC
Enlightened Sound Daemon
Enlightened Sound Daemon
ERP5
ERP5
Ese-lolifox