Patch Package:           OTP 28.5
Git Tag:                 OTP-28.5
Date:                    2026-04-23
Trouble Report Id:       OTP-16607, OTP-19162, OTP-19967, OTP-20038,
                         OTP-20043, OTP-20082, …

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Erlang/OTP 28.5 patch release includes updates to four applications: erl_interface-5.7, erts-16.4, mnesia-4.25.3, and ssl-11.6. Key changes include a new Secure Coding Guidelines document for Erlang, a new configure option for managing embedded third-party dependencies (zstd, zlib, openssl, etc.), bug fixes in enif_make_map_from_arrays for maps with 33+ keys, Unicode handling fix for erl.exe on Windows, Mnesia transaction stacktrace fix, and TLS-1.3 certificate selection conformance fix.

Patch Package OTP 28.5 Released