Changelog

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All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

[1.0.0] - 2026-06-01

Initial public release.

Added

  • HTTP/1.1 and HTTP/2 server with automatic protocol selection via TLS ALPN (RFC 9112, RFC 9113)
  • HTTP/3 server over QUIC via in-process nquic library mode (RFC 9114)
  • Handler behaviour (nhttp_handler) with a small callback set for request handling, streaming, and WebSocket sessions
  • WebSocket support across HTTP/1.1, HTTP/2, and HTTP/3 with one callback set (RFC 6455, RFC 8441, RFC 9220)
  • Streaming responses via producer funs with end-to-end backpressure
  • Streaming request bodies with handler-driven backpressure
  • Server-Sent Events helpers (nhttp_sse)
  • CORS preflight and response header helpers (nhttp_cors)
  • Response compression (gzip / deflate) with MIME-aware defaults
  • PROXY protocol v1/v2 for HAProxy / AWS NLB deployments
  • SNI with static lookup table and dynamic callback
  • OpenTelemetry spans and metrics (opt-in)
  • Graceful shutdown with connection draining
  • One process per connection, with HTTP/2 and HTTP/3 streams multiplexed inside it
  • Per-stream handler workers on HTTP/2 to isolate slow handlers