Licensing & Commercial Compliance
Source Serif 4 is a Serif typeface designed by Frank Grießhammer, published under Open Source (SIL OFL) (Official License). Verified free for commercial advertising, UI design, websites, and publishing. Includes 5 weight(s)/style(s). Last verified: 2026-06-13.
About This Font
Source Serif 4 is a refined, open-source serif typeface designed by Frank Grießhammer and published by Adobe Systems Incorporated under the SIL Open Font License (OFL). This versatile font supports Latin, Greek, and Cyrillic scripts, making it ideal for multilingual editorial and print projects. With a range of weights from thin to heavy, Source Serif 4 combines classic serif elegance with modern readability, perfect for body text, headings, and sophisticated branding.
Key Features
- • Available in multiple weights: thin, regular, medium, bold, and heavy, with matching italics.
- • Optimized for on-screen reading and high-quality print, with clear, open counters and sturdy serifs.
- • Comprehensive language support for Latin, Greek, and Cyrillic scripts, covering many European languages.
- • Designed by Frank Grießhammer as part of Adobe's Source family, ensuring consistent design language.
- • Licensed under the SIL Open Font License (OFL), allowing free use, modification, and redistribution.
Recommended Use Cases
Font Information
- Font Family
- Source Serif 4
- Font Type
- Serif
- Designer
- Frank Grießhammer
- Foundry
- Adobe Systems Incorporated
- License
- OFL
- File Formats
- TTF
- Font Weights
- Light, Regular, Black, Medium, Bold
- File Size
- 0.31 MB
- Release Date
- 2025-05-16
- Last Updated
- 2026-06-13
Copyright
© 2014 - 2021 Adobe Systems Incorporated (http://www.adobe.com/), with Reserved Font Name ‘Source’. This Font Software is licensed under the SIL Open Font License, Version 1.1. This license is available with a FAQ at: http://scripts.sil.org/OFL. This Font Software is distributed on an ‘AS IS’ BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the SIL Open Font License for the specific language, permissions and limitations governing your use of this Font Software.