Credits & Licenses
Napukin is built on open tools, open typefaces, and an open file format. This page collects the main attributions and license information for the parts that ship with or directly support the app.
Fonts
All bundled fonts are licensed under the SIL Open Font License 1.1.
| Font | Authors |
|---|---|
| Caveat | The Caveat Project Authors |
| Dancing Script | The Dancing Script Project Authors |
| Merriweather | Eben Sorkin / The Merriweather Project Authors |
| Roboto | The Roboto Project Authors |
| Roboto Mono | The Roboto Mono Project Authors |
Fonts are self-hosted via Fontsource.
Libraries
| Library | License | Author |
|---|---|---|
| Bootstrap | MIT | The Bootstrap Authors |
| Bootstrap Icons | MIT | The Bootstrap Authors |
| JSZip | MIT / GPL-3.0-or-later | Stuart Knightley |
| idb-keyval | Apache-2.0 | Jake Archibald |
| fflate | MIT | Arjun Barrett |
| fzstd | MIT | Arjun Barrett |
| Kiwi Schema | MIT | Nic Barker |
| Vite | MIT | Evan You |
Open File Format
| Project | License | Author |
|---|---|---|
| openNapkin File Format | MIT | Napukin contributors |
The .npkd file format specification is published under the MIT License and is intended to be freely implemented by other tools.
Acknowledgments
The .fig export implementation was built with the help of OpenPencil, an open-source Figma alternative by @dannote (MIT license). Their work on the Figma binary format was an invaluable reference.