Free Pascal
Producator: Free Pascal Development Tool
Licenta: GPL - GNU General Public License

Fabriq Framework
Producator: Will Steinmetz
Licenta: BSD License

fitTables
Producator: Gary Hepting
Licenta: Other Free / Open Source License

FXPageControl
Producator: Nick Lockwood
Licenta: Other Free / Open Source License - zlib License

Finance.js
Producator: Trent Richardson
Licenta: MIT LicenseGPL - GNU General Public License

Fox.js
Producator: James Pearce
Licenta: Other Free / Open Source License

Flickable.js
Producator: Tom Longo
Licenta: Freeware

FriendlyDB
Producator: Daniel Lindsley
Licenta: BSD License

Fitzgerald
Producator: Jim Benton
Licenta: MIT License

Feralchimp
Producator: Jordon Bedwell
Licenta: MIT License

Fog
Producator: Wesley Beary
Licenta: MIT License

fluf
Producator: Nijiko Yonskai
Licenta: Other Free / Open Source License - AOL License

flow.js
Producator: Tony Findeisen
Licenta: MIT License

fedex.py
Producator: Jonathan Zempel
Licenta: BSD License

Frak
Producator: Colin Gourlay
Licenta: Other Free / Open Source License

Flexviews
Producator: Justin Swanhart
Licenta: LGPL - GNU Lesser General Public License

Facebook (Perl)
Producator: Torsten Raudssus
Licenta: Perl License

filesize.js
Producator: Jason Mulligan
Licenta: BSD License

FOXopen
Producator: UK's Department of Energy & Climate Change
Licenta: BSD License

FT Fastclick
Producator: FT Labs
Licenta: MIT License

Free Zipcode Database
Producator: federalgovernmentzipcodes.us
Licenta: Freeware

Facebook PHP SDK
Producator: Facebook
Licenta: Apache License

fblib
Producator: Kirill Karmadonov
Licenta: Other Free / Open Source License - ISC License

Fuel UX
Producator: ExactTarget
Licenta: MIT License