Legal
Open Source
Our products are built on open-source software. We are grateful to the maintainers of the following projects.
ReadBull for iOS
| Project | Licence | Used for |
|---|---|---|
| Readability.js (Mozilla) | Apache-2.0 | Extracting article text from web pages |
| ZIPFoundation | MIT | Reading EPUB files |
| URKit (Blockchain Commons) | BSD-2-Clause-Patent | Decoding animated QR codes (UR) |
| Space Grotesk | SIL OFL 1.1 | Wordmark and logo |
ReadBull Clipper for Chrome
| Project | Licence | Used for |
|---|---|---|
| @mozilla/readability | Apache-2.0 | Extracting article text |
| @ngraveio/bc-ur | MIT | Encoding animated QR codes (UR) |
| qrcode-generator | MIT | Rendering QR codes |
| buffer | MIT | Node Buffer polyfill for the browser |
| esbuild | MIT | Bundling |
The transfer format used between the Extension and the App is documented with the Extension.
This website
| Project | Licence | Used for |
|---|---|---|
| Astro | MIT | Static site generation |
| Space Grotesk | SIL OFL 1.1 | Headings |
Licence texts are included with each product’s distribution.