*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* | |
| FOSSASIA Codeheat | Prizes for winners | |
| Data Driven Competitions | Cash prizes for winners | |
| Quantopian Open | Cash prizes for winners | |
| Hacktoberfest | Swag rewards | timeline |
| Fixvember | Swag rewards | |
| 24 Pull Requests | No prizes offered | timeline |
| Halite AI Bot Challenge | Swag rewards for winners | |
| OSS World Challenge | Prizes for winners** | |
| ACM MM Open Source Software Competition | Prize for winners | |
| Girlscript Summer of Code | Prizes, swag rewards and internship opportunities for winners | timeline |
| *Indian Students Only | ||
| ** OSS World Challenge has temporarily stopped accepting international applications. |
| 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 |