# Asset licenses

Every file in `assets/` is listed here with its origin and license.

## Tux.svg

- **Creator:** Larry Ewing (lewing@isc.tamu.edu), 1996, drawn in GIMP 0.54.
  SVG rendition hosted on Wikimedia Commons as
  [File:Tux.svg](https://commons.wikimedia.org/wiki/File:Tux.svg).
- **License / permission:** "Permission to use and/or modify this image is
  granted provided you acknowledge me lewing@isc.tamu.edu and The GIMP if
  someone asks."
- **How we comply:** attribution to Larry Ewing and The GIMP appears in the
  page footer and here.

## Tango icons — terminal.svg, floppy.svg, server.svg, mail.svg, display.svg, goup.svg, globe.svg

- **Creator:** the [Tango Desktop Project](http://tango.freedesktop.org/).
  Downloaded from Wikimedia Commons:
  [Utilities-terminal.svg](https://commons.wikimedia.org/wiki/File:Utilities-terminal.svg),
  [Media-floppy.svg](https://commons.wikimedia.org/wiki/File:Media-floppy.svg),
  [Network-server.svg](https://commons.wikimedia.org/wiki/File:Network-server.svg),
  [Internet-mail.svg](https://commons.wikimedia.org/wiki/File:Internet-mail.svg),
  [Video-display.svg](https://commons.wikimedia.org/wiki/File:Video-display.svg),
  [Go-up.svg](https://commons.wikimedia.org/wiki/File:Go-up.svg),
  [Applications-internet.svg](https://commons.wikimedia.org/wiki/File:Applications-internet.svg).
- **License:** released into the **public domain** by the Tango project
  (license verified per file via the Commons API before download).
- **Use on page:** rendered as single-color "screen print" silhouettes via CSS
  `mask`; credited in the footer.

## Project logos (timeline icons)

All fetched from Wikimedia Commons with the license shown in each file's
license box, verified via the Commons API before download. They are used
nominatively — to refer to the projects in an editorial timeline — with no
suggestion of endorsement. Names and logos remain trademarks of their
respective owners.

| File | Source file on Commons | License |
|---|---|---|
| debian.svg | [Debian-OpenLogo.svg](https://commons.wikimedia.org/wiki/File:Debian-OpenLogo.svg) | CC BY-SA 3.0 (Debian "open use" logo) |
| kde.svg | [KDE_logo.svg](https://commons.wikimedia.org/wiki/File:KDE_logo.svg) | LGPL |
| fedora.svg | [Fedora_icon_(2021).svg](https://commons.wikimedia.org/wiki/File:Fedora_icon_(2021).svg) | Public domain (below threshold of originality); Fedora is a trademark of Red Hat |
| ubuntu.svg | [UbuntuCoF.svg](https://commons.wikimedia.org/wiki/File:UbuntuCoF.svg) | Public domain |
| git.svg | [Git_icon.svg](https://commons.wikimedia.org/wiki/File:Git_icon.svg) | CC BY 3.0 — logo by Jason Long |
| android.svg | [Android_robot.svg](https://commons.wikimedia.org/wiki/File:Android_robot.svg) | CC BY 3.0 — Google; the Android robot is reproduced from work created and shared by Google |
| rust.svg | [Rust_programming_language_black_logo.svg](https://commons.wikimedia.org/wiki/File:Rust_programming_language_black_logo.svg) | CC BY 4.0 — Rust Foundation |
| gnu.svg | [Heckert_GNU_white.svg](https://commons.wikimedia.org/wiki/File:Heckert_GNU_white.svg) | CC BY-SA 2.0 — Aurelio A. Heckert; recolored green for this page (share-alike applies) |
| rpi.png | [Raspberry_Pi_OS_Logo.png](https://commons.wikimedia.org/wiki/File:Raspberry_Pi_OS_Logo.png) | CC BY-SA 4.0; Raspberry Pi is a trademark of Raspberry Pi Ltd |
| ingenuity.png | [Mars_Helicopter_Ingenuity_(transparent_background).png](https://commons.wikimedia.org/wiki/File:Mars_Helicopter_Ingenuity_(transparent_background).png) | Public domain — NASA/JPL-Caltech |

## Everything else

All other visuals on the page (colors, layout, log-style decorations) are
hand-written CSS/HTML for this project — no third-party artwork, no
AI-generated images.

Fonts (Ubuntu, Ubuntu Mono) are loaded from Google Fonts under the
[Ubuntu Font Licence 1.0](https://ubuntu.com/legal/font-licence) — free to
use and redistribute.