# Other "Information for practical use" under a free license
Hyperbola contains in the amendments "Hyperbola is free software"
and "Hyperbola is free culture" from its [1]social contract the
commitment to not include or recommend non-free software or
documentation.
All packages contain its own [2][3][4]source packages and liberated
tarballs available & a [5]git repository.
All documentation available from the [6]wiki contains its own source
clicking in "Show pagesource" option and all website articles
[7]sources are available.
The [8][9]SVG logos include
http://creativecommons.org/licenses/by-sa/4.0/
license but I have to open each individual files to check, I don't
find a licence file in the directory, I found them in the [10]git
repository
I don't know if this is an issue.
For the PNG file, I am unable to find the licence so I have opened a
Freedom Issue [11]case yesterday, it is already fixed !
After installing the browser from Hyperbola (iceweasel-esr) this don't
contain DRM support, EME, Telemetry or non-free Add-ons. It is
confirmed [12][13]here.
Hyperbola contains [14]libretools a package with programs for Hyperbola
development that is used to build the entire distro.
References
1.https://wiki.hyperbola.info/doku.php?id=en:main:social_contract
2.https://repo.hyperbola.info:50000
3.https://repo.hyperbola.info:50011/gnu-plus-linux-libre/testing/sources
4.https://repo.hyperbola.info:50012/gnu-plus-linux-libre/stable/sources
5.https://git.hyperbola.info:50100
6.https://wiki.hyperbola.info/doku.php?id=en:start&redirect=1
7.https://git.hyperbola.info:50100/services/hyperweb.git
8.https://repo.hyperbola.info:50000/other/logotypes
9.https://repo.hyperbola.info:50000/other/syslinux
10.https://git.hyperbola.info:50100/culture/logotypes.git/tree
11.https://issues.hyperbola.info/index.php?do=details&task_id=733
12.https://git.hyperbola.info:50100/packages/extra.git/tree/iceweasel-esr/PKGBUILD?id=7baa45bf555a3e2997a5d5f2ec20e2de462f6518#n152
13.https://git.hyperbola.info:50100/packages/extra.git/tree/iceweasel-esr/libre.patch?id=7baa45bf555a3e2997a5d5f2ec20e2de462f6518
14.https://www.hyperbola.info/packages/extra/any/libretools