Open Source Organization below 👇
Google season of Code
Google season of Docs
MLH Fellowship
Linux Foundation Mentorship Program (LFX)
Outreachy
FOSSASIA Codeheat
Linux Kernel Mentorship Program
Red Hat Open Source Internship
Season of KDE
Apache Summer of Code
LFN Mentorship Program
GitHub Octernships
Mozilla Open Source Student Network
LFX Mentorship
JIIT Open-Source Developers Circle
GirlScript Summer of Code
IIITA Open code
Summer of Bitcoin
Open Mainframe Project Mentorship Program- Linux Foundation
Smart India Hackathon
Hacktoberfest
Kharagpur Winter of Code
24 Pull Requests
XROS Fellowship
Free Software Foundation (FSF)
Julia Seasons of Contributions (JSoC)
Summer of Haskell
Hyperledger Mentorship Program
X.Org Endless Vacation of Code (EVoC)
Open Source of Code
FOSSASIA Internship Program