# Open Source Fonts Used in Readeck

This app uses the following open-source fonts:

## Google Fonts (SIL Open Font License 1.1)

### Serif Fonts

- **Literata** by TypeTogether for Google
  - License: SIL OFL 1.1
  - Source: https://github.com/googlefonts/literata

- **Merriweather** by Sorkin Type
  - License: SIL OFL 1.1
  - Source: https://github.com/SorkinType/Merriweather

- **Source Serif** by Adobe (Frank Grießhammer)
  - License: SIL OFL 1.1
  - Source: https://github.com/adobe-fonts/source-serif

### Sans Serif Fonts

- **Lato** by Łukasz Dziedzic
  - License: SIL OFL 1.1
  - Source: https://github.com/latofonts/lato-source

- **Montserrat** by Julieta Ulanovsky
  - License: SIL OFL 1.1
  - Source: https://github.com/JulietaUla/Montserrat

- **Source Sans** by Adobe (Paul D. Hunt)
  - License: SIL OFL 1.1
  - Source: https://github.com/adobe-fonts/source-sans

## Apple System Fonts

- **New York** - Apple proprietary (free for iOS apps)
- **SF Pro** - Apple proprietary (free for iOS apps)
- **Avenir Next** - Apple proprietary (free for iOS apps)
- **SF Mono** - Apple proprietary (free for iOS apps)

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## SIL Open Font License 1.1

Full license text: https://scripts.sil.org/OFL

### Summary

**Permitted:**
✅ Private use
✅ Commercial use
✅ Modification
✅ Distribution (embedded in App)
✅ Sale of App in AppStore

**Forbidden:**
❌ Sale of fonts as standalone product

**Requirements:**
- Copyright notice must be retained (already in font files)
- License text should be included (see individual license files)

### Individual License Files

- Literata: `Literata-OFL.txt`
- Merriweather: `Merriweather-OFL.txt`
- Source Serif: `SourceSerif-LICENSE.md`
- Lato: `Lato-LICENSE.txt`
- Montserrat: `Montserrat-OFL.txt`
- Source Sans: `SourceSans-LICENSE.md`