- *Interns must be currently enrolled or employed at a U.S. university or other research institution and must currently reside in, and be eligible to work in, the United States.
- ** OSoC is only open to Belgian students.
| Name | Awards | Timeline |
|---|---|---|
| GCI*** | Prizes for winners | timeline |
| Bountiful Open Source Summer- BOSS | Prizes for winners* | timeline |
| FOSSASIA Codeheat | Prizes for winners | timeline |
| Data Driven Competitions | Cash prizes for winners | timeline |
| Quantopian Open | Cash prizes for winners | NULL |
| Hacktoberfest | Swag rewards | timeline |
| 24 Pull Requests | No prizes offered | timeline |
| Halite AI Bot Challenge | Swag rewards for winners | NULL |
| OSS World Challenge | Prizes for winners | timeline |
| ACM MM Open Source Software Competition | Prize for winners | NULL |
| DevScript Winter of Code | Swag rewards for winners | timeline |
| Script Winter of Code | Swag rewards for winners | NULL |
| Girlscript Summer of Code | Prizes, swag rewards and internship opportunities for winners | timeline |
| HackSquad | Amazing Swags rewards for Top-60 Teams | timeline |
- *Indian Students Only
- ** OSS World Challenge has temporarily stopped accepting international applications.
- *** GCI has been discontinued.
| Name | Awards | Timeline |
|---|---|---|
| OSS Summer of Innovation | Swag rewards | |
| NJACK Winter Of Code | Swag rewards | |
| Kharagpur Winter Of Code | Swag rewards | |
| OpenCode IIITA | Swag rewards | |
| MDG Winter of Code | No | |
| FOSSEE Summer Fellowship | No | |
| DAWOC | No | |
| JGEC Winter of Code | Swag rewards | timeline |
| Winter of Code by NSEC | Swag rewards | |
| Delta Winter of Code (DWoC) | Swag rewards | |
| Sanscript Autumn of Open Source | Winner Certificate + Badge + surprise gifts | |
| JGEC Winter of Code(JWoC) | Swag rewards | |
| Delta Winter of Code(DWoC) | Swag rewards | |
| JIIT Month of Code(JMOC) | Swag rewards | |
| amFOSS Developer Challenge(amDeC) | Swag rewards |