scikit-hep/boost-histogram

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Python bindings for the C++14 Boost::Histogram library

Stars: 165
Forks: 33
Open beginner issues: 0
Indexed issues: 17
Avg merge: 12h
Merged PRs (30d): 19

Dominant language: Jupyter Notebook
License: BSD-3-Clause
Last GitHub push: Sep 16, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: good first issue

Beginner friendly Everything

Open All

17 open issues indexed

Support merging histograms with differently grown Regular axes Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

scikit-hep/boost-histogram#1186 · Opened Sep 3, 2026
Float precision difference of variable axis bins causes 'axes not mergable' exception when summing histograms Open

Difficulty 5/5 Over a week Newbie friendliness 32/100

scikit-hep/boost-histogram#1054 · 2 comments · Opened Oct 12, 2025
[BUG] Histogram with IntCategory and StrCategory axes can be zeroed by out-of-bounds fill values. Open

scikit-hep/boost-histogram#960 · 5 comments · 1 assignee · Opened Sep 14, 2024
Pickling a histogram creates an extra copy of the array in memory Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

scikit-hep/boost-histogram#828 · 1 comment · Opened Feb 13, 2023
[FEAT] in multidimensional histograms allow the binning to vary along an axis Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

scikit-hep/boost-histogram#746 · Opened Jun 3, 2022
[FEAT] Add operators (mult/div/sub) for (weighted) histograms/accumulators Open

project idea

Difficulty 4/5 3-5 days Newbie friendliness 35/100

scikit-hep/boost-histogram#693 · 7 comments · Opened Feb 2, 2022
[FEAT]: Support scaling and addition for Mean Views Open

good first issue project idea

Difficulty 3/5 1-2 days Newbie friendliness 35/100

scikit-hep/boost-histogram#560 · 1 comment · Opened Apr 26, 2021
Smarter UHI in slices Open

good first issue

Difficulty 5/5 Over a week Newbie friendliness 25/100

scikit-hep/boost-histogram#485 · 10 comments · Opened Dec 19, 2020
Proposal to add a value_range Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

scikit-hep/boost-histogram#482 · 6 comments · Opened Dec 10, 2020
Feature request: add collector accumulator Open

enhancement project idea Upstream

scikit-hep/boost-histogram#353 · 3 comments · 1 reaction · 1 assignee · Opened Apr 6, 2020
Document redundancy deletion Open

docs good first issue

Difficulty 2/5 1-3 hours Newbie friendliness 42/100

scikit-hep/boost-histogram#306 · 1 comment · Opened Feb 24, 2020
Select several items from a category axis Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 30/100

scikit-hep/boost-histogram#296 · 8 comments · 2 reactions · Opened Jan 2, 2020
Weight fill on integer storage Open

project idea

Difficulty 3/5 1-2 days Newbie friendliness 50/100

scikit-hep/boost-histogram#289 · Opened Dec 17, 2019
Slices on axes Open

project idea

Difficulty 3/5 1-2 days Newbie friendliness 35/100

scikit-hep/boost-histogram#281 · Opened Dec 10, 2019
Smart view of unlimited storage Open

scikit-hep/boost-histogram#247 · 12 comments · 1 assignee · Opened Nov 25, 2019
Sparse storage for growable axes Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 28/100

scikit-hep/boost-histogram#235 · 7 comments · Opened Nov 21, 2019
PyTest diffs Open

project idea question

Difficulty 4/5 3-5 days Newbie friendliness 35/100

scikit-hep/boost-histogram#157 · Opened Oct 18, 2019

scikit-hep/boost-histogram

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