Issues

• Validate route handlerTimeout against the Node.js timer limit

  fastify/fastify#7216 · Filter by author EricTsuii opened on Nov 12, 2026

• perf: eliminate redundant ContentType parameter parsing, re-serialization, and FIFO cache thrashing on request/reply hot paths

  fastify/fastify#7206 · Filter by author TalhaHunter101 opened on Nov 9, 2026

• perf(route): guard keepAliveConnections tracking on request hot path

  fastify/fastify#7202 · Filter by author TalhaHunter101 opened on Nov 8, 2026

• Confirm pull_request_target policy coverage before GitHub’s December 2 block

  fastify/fastify#7188 · Filter by author mcollina opened on Nov 6, 2026
  2

• onClose hook added right after await app.ready() runs before the server stops, while requests are still in flight

  fastify/fastify#7166 · Filter by author DenisCDev opened on Oct 28, 2026
  2

• HEAD route responds 500 when the GET handler returns a web Response

  fastify/fastify#7113 · Filter by author ujjawal-yadav opened on Oct 14, 2026
  2

• Reuse compiled serializers when routes share the same response schema object

  fastify/fastify#7103 · Filter by author pradelgorithm opened on Oct 11, 2026
  1

• Encapsulated setNotFoundHandler is skipped when caseSensitive, ignoreDuplicateSlashes, useSemicolonDelimiter or maxParamLength are set

  fastify/fastify#7098 · Filter by author basteez opened on Oct 10, 2026
  1

• Replying from an async hook does not halt the chain when 2+ async onSend hooks are registered

  fastify/fastify#7090 · Filter by author rokas-kve opened on Oct 9, 2026
  7

• Document using preClose to stop starting new plugin work during shutdown

  fastify/fastify#7083 · Filter by author EricTsuii opened on Oct 7, 2026
  4

• close() resolves without draining in-flight requests on the secondary dual-stack listener

  fastify/fastify#7043 · Filter by author ooloth opened on Sep 22, 2026

• put can reach route handler if no content type and no body is given, with body being undefined

  fastify/fastify#7038 · Filter by author barbeque-squared opened on Sep 18, 2026
  2

• reply.send() types reject streams and Buffers that Fastify accepts at runtime

  fastify/fastify#7009 · Filter by author kavish-19 opened on Sep 5, 2026
  1

• compileSerializationSchema reuses the first serializer when metadata changes

  fastify/fastify#6987 · Filter by author jingkang0822 opened on Aug 28, 2026
  1

• docs(Getting-Started): Install section only documents npm and yarn

  fastify/fastify#6983 · Filter by author kamruj-akash opened on Aug 27, 2026
  1

• Adding org AI skills repo

  fastify/fastify#6944 · Filter by author jean-michelet opened on Aug 13, 2026
  2

• Recent changes in content-type parsing

  discussion
  fastify/fastify#6941 · Filter by author jean-michelet opened on Aug 13, 2026
  1

• Formatting inconsistencies

  discussion
  fastify/fastify#6898 · Filter by author jean-michelet opened on Aug 2, 2026
  1

• V6 Planning

  v6.x
  fastify/fastify#6834 · Filter by author mcollina opened on Jul 7, 2026 · v6.0.0
  28

• Fastify v6: Remove fast-json-stringify and enable response validation via Ajv

  discussionv6.x
  fastify/fastify#6507 · Filter by author mcollina opened on Feb 14, 2026 · v6.0.0
  13

  

• Grab ReplyType from the reply parameters in a route function

  fastify/fastify#6469 · Filter by author segevfiner opened on Jan 28, 2026
  1

• Improve schema compilation time when getSchema is used

  fastify/fastify#6454 · Filter by author Eomm opened on Jan 17, 2026
  6

• Unknown or any in nested body schema property makes entire body become unknown

  fastify/fastify#6401 · Filter by author LBBO opened on Dec 2, 2025
  4

• Cleaning the code base

  fastify/fastify#6329 · Filter by author jean-michelet opened on Sep 23, 2025
  2

• Enabling package-lock everywhere?

  discussion
  fastify/fastify#6318 · Filter by author mcollina opened on Sep 17, 2025
  18