Owner

rhalbersma

4 indexed repositories · View on GitHub

xstd-bits
Rebooting the bits franchise

C++ · 47 stars
xstd-ints
Do as the ints do

C++ · 8 stars
tabula
Board game utilities

C++ · 3 stars
cpp-ci
Reusable Continuous Integration for C++ projects

1 star

Beginner friendly Everything

Open All

README prominence: bit_static_set gets 55 mentions, bit_vector gets 3 Open

Difficulty 4/5 3-5 days Newbie friendliness 68/100

rhalbersma/xstd-bits#198 · Opened Sep 20, 2026
K-bit elements as a reading parameter, not a packed adaptor Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

rhalbersma/xstd-bits#197 · Opened Sep 20, 2026
bit_mdspan: the views row in more than one dimension Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

rhalbersma/xstd-bits#196 · Opened Sep 20, 2026
Split the string reading out of the hybrid: bit_static_string, bit_inplace_string, bit_string Open

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

rhalbersma/xstd-bits#195 · Opened Sep 20, 2026
No module interface: a consumer of modern bit infrastructure will type `import xstd.bits;` Open

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

rhalbersma/xstd-bits#194 · Opened Sep 20, 2026
Preconditions as contracts: the doctrine is written, the mechanism is still assert Open

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

rhalbersma/xstd-bits#193 · Opened Sep 20, 2026
Epic: bit infrastructure built in the vocabulary std::bitset never had Open

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

rhalbersma/xstd-bits#192 · 1 comment · Opened Sep 20, 2026
xstd/bits/algorithm.hpp: two accelerations, two readings, measured against libc++ and against std::set Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

rhalbersma/xstd-bits#189 · 2 comments · Opened Sep 19, 2026
How to test a spec: the text is the authority, every implementation is a subject Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

rhalbersma/xstd-bits#188 · 1 comment · Opened Sep 19, 2026
Run the primitives over every storage column and every reading, not just the static one Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

rhalbersma/xstd-bits#187 · Opened Sep 19, 2026
The benchmark ladder cannot resolve below ~1.3x; propose a deterministic gate beside it Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

rhalbersma/xstd-bits#185 · 1 comment · Opened Sep 19, 2026
Explore a modules build alongside the headers, the way fmt does it Open

Difficulty 5/5 Over a week Newbie friendliness 42/100

rhalbersma/xstd-ints#250 · Opened Sep 16, 2026
Layout: an `adaptors/` directory and matching namespaces — the interface line itself is settled Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

rhalbersma/xstd-bits#131 · Opened Sep 9, 2026
games/stratego.hpp: add the 10x8 travel board Open

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

rhalbersma/tabula#64 · 2 comments · Opened Sep 9, 2026
bit_vector loses a sweep to std::vector<bool>, because libstdc++ specializes std::count and we do not Open

Difficulty 5/5 Over a week Newbie friendliness 45/100

rhalbersma/xstd-bits#121 · 9 comments · Opened Sep 8, 2026
The downstream contract: tabula and DCTL on the xstd {misc, ints, bits} foundation Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

rhalbersma/xstd-bits#119 · 2 comments · Opened Sep 7, 2026
Derive the test and benchmark identifiers from the project name, and link the alias rather than ${CMAKE_PROJECT_NAME} Open

Difficulty 3/5 1-2 days Newbie friendliness 76/100

rhalbersma/xstd-bits#89 · 1 comment · Opened Sep 4, 2026
bit_valarray: a packed std::valarray<bool>, and the gather/scatter it brings Open

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

rhalbersma/xstd-bits#82 · 1 comment · Opened Sep 4, 2026
Streamline project-name propagation in the build files Open

Difficulty 4/5 3-5 days Newbie friendliness 58/100

rhalbersma/tabula#62 · Opened Sep 4, 2026
Config drift with no dependency reason Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

rhalbersma/tabula#58 · Opened Sep 2, 2026
Config drift across the callers: the cross-repository view Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

rhalbersma/cpp-ci#39 · Opened Sep 2, 2026
coverage.yml is the most logic-dense workflow here and the only one with no test Open

Difficulty 4/5 3-5 days Newbie friendliness 52/100

rhalbersma/cpp-ci#38 · Opened Sep 2, 2026
Drive coverage to 100% and raise the gate off zero Open

enhancement

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

rhalbersma/tabula#56 · Opened Sep 2, 2026
No .clang-format, and the Clang-Format check never runs Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 52/100

rhalbersma/tabula#55 · Opened Sep 2, 2026
Finish windows-abi: repin, gate it, and add the clang-cl and MSVC legs Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

rhalbersma/cpp-ci#29 · Opened Aug 29, 2026
Declared support: one minimum version per workflow, instead of dropping rungs Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

rhalbersma/cpp-ci#26 · 2 comments · Opened Aug 28, 2026
Design a shared cpp-docs: publish the prose, leave the papers alone Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

rhalbersma/cpp-ci#2 · Opened Aug 24, 2026
Design a shared cpp-build for header-only Boost.Test projects Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

rhalbersma/cpp-ci#1 · Opened Aug 24, 2026
Add transform_types: adopt xstd::array_from_types as an array-returning transform Open

Difficulty 5/5 Over a week Newbie friendliness 42/100

rhalbersma/tabula#44 · Opened Aug 1, 2026
Monitor for VS 18.7.0 shipping the NTTP partial-specialization fix Open

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

rhalbersma/tabula#22 · 1 comment · Opened Jul 19, 2026
Re-adopt std::views::cartesian_product once libc++ (incl. AppleClang) implements it Open

Difficulty 3/5 1-2 days Newbie friendliness 48/100

rhalbersma/tabula#21 · Opened Jul 19, 2026
tuple::remove_if fails to compile for any predicate Open

Difficulty 3/5 1-2 days Newbie friendliness 48/100

rhalbersma/tabula#19 · Opened Jul 18, 2026
basic_board::orientation is hardcoded to identity instead of std::get<min>(group::d8) Open

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

rhalbersma/tabula#18 · 2 comments · Opened Jul 18, 2026

rhalbersma

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