Source Sans 3 – Sans-Serif Fonts Free for Commercial Use

Source Sans 3 is a sans serif typeface designed for optimal performance in user interfaces. Its clean and modern lines contribute to enhanced legibility and usability across various digital platforms.
Supports Latin, Latin Extended, Vietnamese, Cyrillic, Cyrillic Extended, Greek and Greek Extended, making it suitable for multilingual environments.
Available in Light, Regular and Bold weights, including Italic styles, Suitable for various use cases, from explanatory text to body copy and headings.
The license is SIL Open Font License, allowing flexible use for commercial purposes and redistribution.

Source Sans Pro was designed by Paul D. Hunt as Adobe’s first open source typeface family. The design aims to provide a versatile and functional typeface suitable for a wide range of applications.