Upgrade planner
Where can I upgrade from Erlang/OTP 21?
Supported upgrade options use CompatHub lifecycle status. Compatibility and vulnerability context appear only when evidence already exists — missing data is never treated as a negative conclusion.
You are on Erlang/OTP 21
End of lifeEND OF LIFE
- EOL
- 20 May 2021
- Latest release
- 21.3.8
Erlang/OTP 21: 3 tracked. Currently recorded vulnerabilities (coverage may be incomplete).
Supported upgrade options
Newer version lines that are not end-of-life, ranked by remaining support then version. CompatHub does not mark a single option as recommended.
- Erlang/OTP 29View Erlang/OTP 29 →SupportedSTANDARD SUPPORT
- EOL
- Not published
- Latest release
- 29.0.6 · 1 September 2026
- Upgrade distance
- 8 major versions newer
No vulnerabilities currently recorded by CompatHub.
- Erlang/OTP 28View Erlang/OTP 28 →SupportedSTANDARD SUPPORT
- EOL
- Not published
- Latest release
- 28.5.0 · 1 September 2026
- Upgrade distance
- 7 major versions newer
No vulnerabilities currently recorded by CompatHub.
- Erlang/OTP 27View Erlang/OTP 27 →SupportedSTANDARD SUPPORT
- EOL
- Not published
- Latest release
- 27.3.4 · 12 March 2026
- Upgrade distance
- 6 major versions newer
No vulnerabilities currently recorded by CompatHub.