release-info/calendar.md
This is a prospective calendar for the next releases of OCaml.
This document is intended to give a very rough idea of the timeline for the next versions of OCaml to anyone interested. However, it would be an unforeseen accident if this prospective calendar ever matches the real release calendar.
(Last updated on 25 February 2026)
| Release | Expected (early) | Expected (late) | Actual |
|---|---|---|---|
| Feature freeze | 1st January 2027 | ||
| Release | 1st April 2027 |
| Release | Expected (early) | Expected (late) | Actual |
|---|---|---|---|
| Feature freeze | 1st August 2026 | 1st September 2026 | |
| Release | 1st October | 1st December |
| Release | Expected (early) | Expected (late) | Actual |
|---|---|---|---|
| Feature freeze | 1st January 2026 | (same) | 22nd January |
| 1st alpha release | 7 February | 22nd February | 25th February |
| 1st beta release | 1st March | 1st May | |
| 1st release candidate | 15th April | 15th May | |
| Release | 1st May | 1st June |
| Release | Expected (early) | Expected (late) | Actual |
|---|---|---|---|
| Feature freeze | 15th April 2025 | (same) | 22nd April |
| 1st beta release | 15th May | 15th June | 22nd July |
| 1st release candidate | 15th June | 15th July | 29th September |
| Release | 21st June | 1st August | 9th October |
| Phase | Expected (early) | Expected (late) | Actual |
|---|---|---|---|
| Feature freeze | 15 August 2024 | (same) | 25 August 2024 |
| 1st beta release | 10th September | 15th October | 7th November |
| 1st release candidate | 1st October | 7th November | 18th December |
| Release | 7th October | 21st November | 8 January 2025 |
| Phase | Expected (early) | Expected (late) | Actual |
|---|---|---|---|
| 1st release candidate | 2 May | 22 May | |
| Release | 9 May | 1 June |