Developer Profile

Matthias J. Kannwischer

@mkannwischer

Taipei, Taiwan

GitHub

Impact Score Overview

Developer Impact & Statistics

Final Score

52 / 100Raw: 625.00

Repository Score

29 / 100Raw: 42.00

PR Score

82 / 100Raw: 1340.00

Contribution Score

21 / 100Raw: 27.00

Score Weight Distribution

finalScore = repoScore * 0.45 + prScore * 0.45 + contributionScore * 0.10

Repository Score (45%)3% of final signal

Pull Request Score (45%)97% of final signal

Contribution Score (10%)0% of final signal

Top Work

Top Work & Highlights

Top Repositories

Most impactful repositories and pull requests

#1aarch64-bench

stars4

forks2

watchers2

C54%Assembly44%Makefile3%

Score

#2breaking-abc

stars24

forks2

watchers4

C81%Python10%Sage9%

Score

#3polymul

stars12

forks6

watchers2

C57%Python43%

Score

Top Pull Requests

Most impactful repositories and pull requests

#1hol_light: build against the default OCaml (5.4)

in NixOS/nixpkgs

stars on the PR repository26521

+120/-118

Nix96%Shell2%Python2%

112

Score

#2hol_light: 0-unstable-2026-05-19 -> 0-unstable-2026-09-02

in NixOS/nixpkgs

stars on the PR repository26521

+5/-29

Nix96%Shell2%Python2%

Score

#3ledit: 2.06 -> 2.08

in NixOS/nixpkgs

stars on the PR repository26521

+16/-5

Nix96%Shell2%Python2%

Score

Community Contributions

Most impactful public issues and discussions

#1Issue

mdbook preprocessor written as a `py_binary` is silently skipped

bazelbuild/rules_rust

stars850

comments3

Score

#2Issue

[macOS] Verilator fails to build with `undefined symbol: std::__1::__hash_memory(void const*, unsigned long)`

pavona/pavona

stars94

comments6

Score

#3Issue

Archiving pqm4

mupq/pqm4

stars457

comments3

Score

Scoring Transparency

▼

Repositories analyzed

Pull requests analyzed

300

Merged external PRs counted

300

Own-repo PRs ignored

Unmerged PRs ignored

Unique external repositories

Issues analyzed

100

External issues counted

100

Discussions analyzed

External discussions counted

How this score was calculated

View the full scoring methodology with formulas, penalties, and step-by-step flow.

View full methodology