European Summer of Code
Applications expected ~February 2027 (info event usually late January)European program matching contributors — especially open source newcomers — with mentoring organizations, in two spring batches.
JavaScriptPythonWeb
Apply on official site ↗At a glance
- Stipend
- Stipends available (varies by project)
- Duration
- ~3 months
- Cohorts per year
- 3
- Eligibility
- Open worldwide, especially contributors new to open source
- Remote
- Yes
- Student-only
- No
- Beginner-friendly
- Yes
- Official site
- https://www.esoc.dev/
⚠ Worth knowing
Two application batches in spring; projects start April/May. Application deadlines are 18:00 UTC. An info event with an applicant guide + Q&A usually runs in late January.
Application windows
2026 Batch 1
Apply Feb 18, 2026 → Mar 19, 2026 (112 days ago) · Program Apr 15, 2026 → —
2026 Batch 2
Apply Apr 1, 2026 → Apr 30, 2026 (70 days ago) · Program May 25, 2026 → —
2027
Applications expected ~February 2027 (info event usually late January)
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