Popularity

• SourceForge downloads
• Popularity on Debian
• Popularity on Ubuntu (no direct link available)
• freshmeat.net statistics
• qt-apps.org or opendesktop.org (both show score only)
• alternativeto.net (not very active)
• Brothersoft (number of downloads + score, not very active)

Development

• SourceForge Subversion statistics
• Ohloh code statistics
• Ohloh developer statistics

Bugs

• SourceForge tracker statistics

See also

• Public Relations