Similar to Synaptic

Dwm

Ehcache

Embedded GLIBC

EmuTOS

Enigmail

GNOME Evolution

Exim

Express.js

Eye of GNOME

F-Spot

FabFi

Fedora Project

Ffdshow

FIGlet

File System Visualizer

FLAC

Flake (software)

Flask (web framework)

FontForge

Foresight Linux

Fortune (Unix)

Free Software Directory

Free Software Foundation Latin America

FreedomBox

FreeSBIE