2.3

• allow optional in proto3 files
• improve compatibility with OCaml 5

2.2

• handle stream as a name (#179)
• support hexadecimal notation for integers
• improve generated pretty printers
• move to dune 2.0
• rename runtime library to pbrt, with a separate opam package
• print bytes opaquely

2.1

• perf: nested buffer to reduce allocations for nested messages
• perf: improvements in runtime library, varint encoding/decoding, add benchmarks
• Update docs/tests to reflect that sfixed is supported
• add clear/reset to the encoder
• Add ability to parse stream modifier

2.0.3

• parsing of services