Archives and Compression

Backups

Calculators

Calendar / Weather

Collections of smaller utilities

Configuration management

Data extraction and manipulation

Device Info / Hardware test

Differs

Email

Encryption

File managers

Filesystem cleaning, status and defrag

Filesystem navigation

Forensics

Fun

Greppers

Hex and binary

Image manipulation

Image viewers

Interactive HTTP / FTP browsers

IRC / IM

Launchers / Dmenu alternatives

Ledgers / Accounting stuff

Media from the cybernet

Music

Music visualizers

Networking / Network monitoring / Network statistics

Notes / TODO

Parallel execution

Password managers

Programming utilities

Remote control / Administration

RSS / Atom

Session savers

Shells

Site specific clients

Spelling / Grammar checkers

Spreadsheet

System information

System monitoring / System statistics

Terminal art

Text editors

Torrent clients

Uninteractive HTTP / FTP etc. downloaders

Version control

Video players

Windowing

Wireless

Unsorted