Back O’Reilly Open Source Convention German Convención O'Reilly de código abierto Spanish کنوانسیون متنباز اورایلی FA O'Reilly Open Source Convention French O’Reilly Open Source Convention Russian
| O'Reilly Open Source Convention | |
|---|---|
 OSCON flag | |
| Status | Inactive |
| Genre | Open Source (mainly software) |
| Location(s) | Portland, Oregon (exceptions) |
| Country | United States |
| Inaugurated | 1999 |
| Most recent | 2019 |
| Organized by | O'Reilly Media |
| Website | www |
The O'Reilly Open Source Convention (OSCON) was an American annual convention for the discussion of free and open-source software. It was organized by publisher O'Reilly Media and was held each summer, mostly in Portland, Oregon, from 1999 to 2019.