User Liberation by the Free Software Foundation is licensed under the Creative Commons Attribution-ShareAlike 4.0 International License.
Video credits
Urchin
Fateh Slavitskaya (Script, Voice, Production), Bassam Kurdali (Animation, Production)
Free Software Foundation
Libby Reinish, John Sullivan, Zak Rogoff
Sound
To the extent possible under law, the authors (listed by freesound.org username) of the SFX below have dedicated all copyright and related and neighboring rights to these works to the public domain worldwide via the Creative Commons Zero (CC0) declaration and license.
gong by airtaxi
far off boom by CaCtUs2003
digital bells up down by crashoverride61088
fast simple chop 1 by dave des
digital camera on by davidbain
big-room-ambience-1 by ecfike
crumple dry leaf 1 by elliotlp
crumple dry leaf 2 by elliotlp
ambience with modulation by flint10
room tone ambience large theatre low hum by gchase
typing by hunter4708
determined typing on a keyboard by irishcinema
alaskan air traffic control by jamesabdulrahman
digital data beeps by jasonlon
digital hit by lavik89
digital switch by lloydevans09
digital whoosh soft by ludvique
dmp car passby 2 by martypinso
dmp int car passby 1 by martypinso
metallic whoosh by misscellany
highway, atmo, distant by monotraum
couch quick rise up 4 bip by muses212
cinematic impact by northern monkey
apox by pandotrixemark
balloon rub by simosco
boom by snapper4298
rain cracking rumbling by soundsexciting
cinematic deep tremor by swiftoid
underwater ambience lake lbj 08232013 1 by wjoojoo
heartbeatnew by woodingp
The following SFX were released under the Creative Commons Attribution 3.0 Unported license on freesound.org:
large-anvil-steel-hammer by benboncan
jets-low-pass by primeval-polypod
Original music and SFX by James P. McQuoid is licensed under the Creative Commons Attribution 3.0 Unported license.
Software
Script: gedit, Piratepad, TextPlay (command line fountain renderer), Trelby (dedicated screenwriting application)
Sound recording: Audacity (voice), Ardour (music)
Story boards: Krita
Vector Mockups: Inkscape
Visuals, animation, rendering, editing, sound editing: Blender
webm encoding: Transmageddon (first batch), Pitivi (second batch)
![](https://i.ytimg.com/vi/yZXO7Gv0cjc/maxresdefault.jpg)