Balsamiq Sans is the handwritten font created for the Balsamiq Wireframes and has been in use since version 2.1.
The font contains 942 glyphs in 2 weights with italics/obliques, and includes the basic and extended latin character set, Cyrillic, Basic Symbols and Dingbats, Math and Technical Symbols, and punctuation
To contribute, see https://github.com/balsamiq/balsamiqsans
These fonts are licensed under the Open Font License .
You can use them freely in your products & projects - print or digital, commercial or otherwise. However, you can't sell the fonts on their own.
This isn't legal advice, please consider consulting a lawyer and see the full license for all details.