# Caption 21: Third Party Licences and Font Credits

Caption 21 ships with open source fonts and software. They belong to their authors and are used under the licences below. The full licence texts are included next to this file (`OFL.txt`, `Apache-2.0.txt`, `MIT.txt`, `BSD-3-Clause.txt`, `PSF.txt`).

## Fonts

All fonts bundled with Caption 21 are free and open source. Under their licences you may use them in any video, commercial or not. The Open Font License (OFL) does not allow selling the font files on their own, which Caption 21 does not do.

| Font | Author | Licence |
|---|---|---|
| Archivo, Archivo Black | Omnibus-Type | SIL Open Font License 1.1 |
| Arimo | Steve Matteson (Google) | Apache License 2.0 |
| Bebas Neue | Ryoichi Tsunekawa (Dharma Type) | SIL Open Font License 1.1 |
| EB Garamond | Georg Duffner, Octavio Pardo | SIL Open Font License 1.1 |
| Gelasio | Eben Sorkin | SIL Open Font License 1.1 |
| Great Vibes | TypeSETit | SIL Open Font License 1.1 |
| Inter | Rasmus Andersson | SIL Open Font License 1.1 |
| Pinyon Script | Nicole Fally | SIL Open Font License 1.1 |
| Playfair Display | Claus Eggers Sørensen | SIL Open Font License 1.1 |
| Shadows Into Light | Kimberly Geswein | SIL Open Font License 1.1 |
| Tinos | Steve Matteson (Google) | Apache License 2.0 |

Caption 21 does not include Helvetica, Helvetica Neue, Times New Roman, Georgia, Apple Garamond or Coolvetica. If they are installed on your computer the plugin uses them; if not, it substitutes a metric-compatible open font from the list above.

## Software

| Component | Licence |
|---|---|
| Python 3.11 | Python Software Foundation License |
| faster-whisper (SYSTRAN) | MIT |
| CTranslate2 (OpenNMT) | MIT |
| Whisper "medium" model weights (OpenAI, converted by SYSTRAN) | MIT |
| ONNX Runtime (Microsoft) | MIT |
| PyAV | BSD 3-Clause |
| NumPy | BSD 3-Clause (with 0BSD, MIT, Zlib and CC0 components) |
| Hugging Face Hub, Tokenizers | Apache License 2.0 |
| Electron (Free edition panel only) | MIT |

DaVinci Resolve is a trademark of Blackmagic Design Pty Ltd. Caption 21 is an independent product and is not affiliated with or endorsed by Blackmagic Design.