Since the source code is unavailable, it's not a free font.
"Clear Sans can be freely utilized by application, browser and operating
system developers. The design has not been open-sourced."
- [Trisquel-users] Is Clear Sans a true free/libre font? tegskywalker
- Re: [Trisquel-users] Is Clear Sans a true free/libr... legimet . calc
- Re: [Trisquel-users] Is Clear Sans a true free/libr... jabjabs
- Re: [Trisquel-users] Is Clear Sans a true free/... tegskywalker
- Re: [Trisquel-users] Is Clear Sans a true f... jabjabs
- Re: [Trisquel-users] Is Clear Sans a true f... mikko . viinamaki
- Re: [Trisquel-users] Is Clear Sans a tr... legimet . calc
- Re: [Trisquel-users] Is Clear Sans... tegskywalker
- Re: [Trisquel-users] Is Clear ... legimet . calc
