All pull requests

Pull requests

• python: add chunk_group to Writer.register_channel

  #1848·kstonekuan opened Sep 25, 2026·

  ·

• cli: replace mmap I/O with sans-io ByteSource

  #1834·james-rms opened Sep 4, 2026Collaborator·

  ·
  14

• go,cpp: Improve CRC performance

  #1829·clalancette opened Sep 1, 2026Contributor·

  ·
  1

  10

• cli: resolve S3 credentials through the AWS SDK default chain

  #1826·clalancette opened Aug 26, 2026Contributor·

  ·
  25

• ci: remove spellcheck job and tooling

  #1825·james-rms opened Aug 25, 2026Collaborator·

  ·
  6

• cli: AccessMode and local readahead on ByteSource

  #1821·james-rms opened Aug 25, 2026Collaborator·

  ·
  32

• python: mcap_protobuf writer supports custom profiles

  #1811·Pinim04 opened Aug 15, 2026·

  ·

• cli: avoid whole-file remote download timeouts

  #1810·amacneil opened Aug 13, 2026Contributor·

  ·
  9

• cli: fall back to unsigned S3 reads without credentials

  #1808·amacneil opened Aug 13, 2026Contributor·

  ·
  16

• Add explicit time range bound names to message readers

  #1805·clalancette opened Aug 11, 2026Contributor·

  ·
  60

• cpp: McapWriter: Add scatter-gather write(Message/Attachment, ByteSpanArray)

  #1787·sebastianlipponer opened Jul 17, 2026Contributor·

  ·
  1

• Redesign mcap.dev landing page

  #1776·sanketamberkar-git opened Jul 14, 2026·

  ·
  18

  

• docs: guide bounded-memory reads toward sans-io over the slice API

  #1768·amacneil opened Jul 7, 2026Contributor·

  ·
  11

• typescript: add McapIndexedReader.readMessageTimestamps

  #1753·kg-foxglove opened Jun 30, 2026·

  ·
  9

• docs: propose backward-compatible typed per-message fields

  #1752·amacneil opened Jun 29, 2026Contributor·

  ·
  17

• cli: support converting PX4 ULog (.ulg) files to MCAP

  #1751·amacneil opened Jun 29, 2026Contributor·

  ·
  12

• cli: add Apache Arrow IPC support to mcap convert

  #1749·amacneil opened Jun 28, 2026Contributor·

  ·
  17

• docs: add arrow to the well-known encodings registry

  #1748·amacneil opened Jun 27, 2026Contributor·

  ·
  8

• perf(cpp): skip LZ4 frame checksums (XXH32) for a measurable throughp…

  #1742·facontidavide opened Jun 22, 2026·

  ·
  1

• [cpp] Multi-threaded ParallelReader

  #1703·facontidavide opened Jun 9, 2026·

  ·
  13

• [typescript] McapReader: add option to prefetch message indexes in parallel

  #1641·snosenzo opened Apr 23, 2026Contributor·

  ·
  24

• spec: Clarify metadata override semantics

  #1624·amacneil opened Mar 31, 2026Contributor·

  ·
  7

• python: accept array-like types for array field serialization

  #1619·remete618 opened Mar 30, 2026Contributor·

  ·
  1

  7

• [WIP][cpp] Add writer option to flush data to disk every N bytes

  #1606·MichaelOrlov opened Mar 20, 2026Contributor·

  ·
  3

• Add opt-in path-style S3 addressing via MCAP_S3_FORCE_PATH_STYLE

  #1600·alexhilgart opened Mar 13, 2026·

  ·