Issues

• TestingJSONComparison ignores metadata on nested child fields

  apache/arrow-nanoarrow#973 · Filter by author rustyconover opened on Oct 16, 2026

• IPC encoder truncates metadata keys and values at NUL bytes

  apache/arrow-nanoarrow#970 · Filter by author rustyconover opened on Oct 16, 2026

• nanoarrow ALTREP character vectors re-create their CHARSXPs on every access

  apache/arrow-nanoarrow#952 · Filter by author krlmlr opened on Sep 26, 2026
  1

• Investigate and reduce use of potentially unaligned access

  apache/arrow-nanoarrow#950 · Filter by author paleolimbot opened on Sep 25, 2026

• Use ArrayView appender to simplify array construction in R and Python bindings

  apache/arrow-nanoarrow#939 · Filter by author paleolimbot opened on Sep 10, 2026

• Nested decoders do not propagate some types of required parameters into dictionary sub-decoders

  apache/arrow-nanoarrow#936 · Filter by author paleolimbot opened on Sep 9, 2026

• Can't link to dynamic flatcc dependency

  apache/arrow-nanoarrow#922 · Filter by author paleolimbot opened on Aug 7, 2026
  1

• Update ENODATA internal sentinel to use a value found on all platforms

  apache/arrow-nanoarrow#909 · Filter by author paleolimbot opened on Jul 22, 2026
  1

• Unable to verify version 0.8.0 PGP signature.

  apache/arrow-nanoarrow#879 · Filter by author hmartinez82 opened on Apr 24, 2026
  1

• to_arrow_ipc() output missing Arrow IPC end-of-stream (EOS) marker

  apache/arrow-nanoarrow#867 · Filter by author jatorre opened on Apr 6, 2026
  2

• Bindings with C library

  apache/arrow-nanoarrow#851 · Filter by author cyrusmsk opened on Feb 20, 2026
  4

• RunEndEncoded type not supported in IPC reader or writer

  apache/arrow-nanoarrow#833 · Filter by author paleolimbot opened on Dec 11, 2025
  1

• StringView not supported in IPC reader or writer

  apache/arrow-nanoarrow#824 · Filter by author paleolimbot opened on Nov 12, 2025
  2

• slow nanoarrow_array_stream to data.frame for strings; slow ALTREP materialization

  apache/arrow-nanoarrow#822 · Filter by author klin333 opened on Nov 5, 2025
  10

• Fix compiler warnings on Anroid/ARM NEON

  apache/arrow-nanoarrow#797 · Filter by author paleolimbot opened on Jul 3, 2025

• Enable auto_features=enabled flag in Windows Meson CI

  apache/arrow-nanoarrow#782 · Filter by author WillAyd opened on Jun 12, 2025
  1

• Add support for reading Arrow Files (with footer)

  apache/arrow-nanoarrow#728 · Filter by author paleolimbot opened on Mar 19, 2025
  1

• Factor out common CMake invocations into functions

  apache/arrow-nanoarrow#726 · Filter by author paleolimbot opened on Mar 15, 2025
  2

• Matrix support ?

  apache/arrow-nanoarrow#691 · Filter by author eddelbuettel opened on Dec 12, 2024
  11

• Allow custom allocator to be injected in more places

  apache/arrow-nanoarrow#690 · Filter by author paleolimbot opened on Nov 25, 2024
  3

• Skip pre-1.0.0 IPC integration tests

  apache/arrow-nanoarrow#648 · Filter by author paleolimbot opened on Oct 4, 2024

• Automate testing and updating of stub files in Python bindings

  apache/arrow-nanoarrow#624 · Filter by author paleolimbot opened on Sep 19, 2024

• Support dictionary-encoded types in the IPC writer

  apache/arrow-nanoarrow#622 · Filter by author paleolimbot opened on Sep 18, 2024
  7

• Implement array creation for a wider range of Python objects in the Python bindings

  apache/arrow-nanoarrow#620 · Filter by author paleolimbot opened on Sep 18, 2024
  2

• Add support for consuming REE/StringView/ListView arrays as Python objects

  apache/arrow-nanoarrow#618 · Filter by author paleolimbot opened on Sep 18, 2024