https://www.gnu.org/
Since 1983, developing the free Unix style operating system GNU, so that computer users can have the freedom to share and improve the software they use.
gnu operating systemfree software movement
https://www.fshm.org/
Oct 6, 2024 - FSHM is the largest tech community in Puducherry & Tamilnadu and works in propagating Free & Open Source Technologies to the masses
free softwarehardwaremovementpuducherry