Java JSON serializer emits invalid extension keys by default

TimeUtil::FromString accepts spec-violating Duration/Timestamp inputs (8 sub-bugs)

CMake: allow building and installing libprotobuf-lite without libprotobuf

Protobuf build issues on AIX.

Release binary for Windows ARM64

syntax = "proto3"; package example; message MyMessage { // implicit presence: int32 not_tracked = 1; // Explicit presence: optional int32 tracked = 2; }

report google

Performance: Optimize Varint Encoding/Decoding with Loop Unrolling (and potentially SVE2)

stripe-checkout/rebel2169.env

[Fuzzing] NULL-pointer dereference: upb_MiniTableEnum_CheckValue crash via unlinked closed-enum field in upb_Decode