Opensource conferences

13 upcoming conferences filed under opensource.

Soonest first

1. 1–3 Oct 2026 in 20d

   bitcoin++ payments edition

   Berlin, Germany

   opensourcecall for papersopen register

2. 16–18 Oct 2026

   Joomla! World Conference

   Potsdam, Germany online

   networkingopensourceopen register

3. 20 Oct 2026

   Umbracokalaset

   Stockholm, Sweden

   dotnetopensourcecall for papersopen register

4. 23 Oct 2026

   Open Source Observability Day

   Online online

   opensourcecall for papersopen register

5. 28–30 Oct 2026

   Mozilla Festival

   Barcelona, Spain

   datanetworkingopensourceopen register

6. 2 Nov 2026

   Open Source Analytics Conference

   San Francisco, CA, U.S.A. online

   dataopensourceopen register

7. 5–6 Nov 2026

   bitcoin++ privacy edition

   Seoul, South Korea

   opensourcecall for papersopen register

8. 17–19 Nov 2026

   Open Source Monitoring conference

   Nürnberg, Germany

   opensourcecall for papersopen register

9. 18–19 Nov 2026

   ASF Community Over Code / ChurConf

   Sidney, Australia

   groovyjavaopensourcecall for papersopen register

10. 28 Nov 2026

    FOSS for All Conference

    Seoul, South Korea

    networkingopensourceopen register

11. 19–20 Dec 2026

    SciPy India

    Chennai, India

    dataopensourcepythonopen register

12. 1–4 Apr 2027

    SCaLE

    Pasadena, CA, U.S.A.

    networkingopensourcecall for papersopen register

13. 17 Apr 2027

    Java Day Istanbul

    Istanbul, Turkey

    datajavaopensourcecall for papersopen register