Issues

• Unsigned integer axis maps below-range values to overflow

  boostorg/histogram#446 · Filter by author vera-rubin opened on Oct 12, 2026

• Fable review of Boost.Histogram

  boostorg/histogram#437 · Filter by author henryiii opened on Jul 23, 2026

• Mixed scalar/array fill zeroes the whole histogram when a non-inclusive axis drops the first entry

  boostorg/histogram#426 · Filter by author henryiii opened on Jun 1, 2026

• Sparse histograms and maped-based storage

  boostorg/histogram#389 · Filter by author btovar opened on Aug 23, 2023
  13

• Improve numerical accuracy of circular axis

  boostorg/histogram#380 · Filter by author HDembinski opened on Dec 24, 2022
  3

• axes should provide strong exception guarantee for metadata

  boostorg/histogram#379 · Filter by author HDembinski opened on Dec 24, 2022
  10

• Introducing variable_t and similar types for convenience

  boostorg/histogram#378 · Filter by author HDembinski opened on Dec 24, 2022
  9

• boost::histogram::axis::variant, allow users to choose between sorted_array+std::lower_bound and eytzinger_layout+eytzinger_binary_search

  boostorg/histogram#369 · Filter by author jhcarl0814 opened on Dec 8, 2022
  14

• Extend fraction to weighted samples

  easyenhancementhelp wanted
  boostorg/histogram#367 · Filter by author HDembinski opened on Sep 28, 2022
  1

• indexed(histogram) not usable with ranges

  boostorg/histogram#355 · Filter by author mreininghaus opened on Jul 15, 2022
  3

• Extend arithmetic operator support for accumulators

  boostorg/histogram#352 · Filter by author HDembinski opened on Feb 8, 2022

• Confusing error on make_histogram(axis::integer(0, 1), dense_storage())

  boostorg/histogram#350 · Filter by author HDembinski opened on Feb 4, 2022

• Fuzzy testing of index and value of regular axis

  boostorg/histogram#339 · Filter by author HDembinski opened on Sep 29, 2021

• storage_adaptor<std::vector> missing efficient move assignment from std::vector

  boostorg/histogram#338 · Filter by author vakokako opened on Sep 28, 2021
  4

• Support boost::rational as value type for axis::regular

  easyenhancementhelp wanted
  boostorg/histogram#337 · Filter by author HDembinski opened on Sep 27, 2021
  2

• How to bin integral vs floating point correctly (precision issue and general question)

  boostorg/histogram#336 · Filter by author emmenlau opened on Sep 27, 2021
  37

• Feature request: strided array support for fill?

  boostorg/histogram#331 · Filter by author henryiii opened on Sep 15, 2021
  2

• Implemented a memory-compressed storage

  easyenhancementhelp wanted
  boostorg/histogram#318 · Filter by author HDembinski opened on Mar 24, 2021
  1

• Add guide for installing/including Boost Histogram standalone (possibly with CMake)

  documentationhelp wanted
  boostorg/histogram#288 · Filter by author dantrim opened on Aug 6, 2020
  5

• Replace axis::traits with uniform wrapper

  boostorg/histogram#284 · Filter by author HDembinski opened on Jul 5, 2020
  1

• Replace optional_index with normal index again

  boostorg/histogram#280 · Filter by author HDembinski opened on May 4, 2020

• Implement over-allocation for histograms with growing axes

  boostorg/histogram#278 · Filter by author HDembinski opened on Apr 30, 2020
  1

• Add pick command for reduce

  help wanted
  boostorg/histogram#275 · Filter by author HDembinski opened on Mar 19, 2020
  4

• Freedman-Diaconis rule or other bin-size heuristics

  boostorg/histogram#265 · Filter by author NAThompson opened on Dec 27, 2019
  4

• accelerate serialization of storages that use accumulators

  boostorg/histogram#255 · Filter by author HDembinski opened on Nov 27, 2019