Developer Profile

mattn

@mattn

Osaka, Japan

GitHub

Impact Score Overview

Developer Impact & Statistics

Final Score

85 / 100Raw: 1891.00

Repository Score

85 / 100Raw: 558.00

PR Score

92 / 100Raw: 3621.00

Contribution Score

52 / 100Raw: 109.00

Score Weight Distribution

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

Repository Score (45%)13% of final signal

Pull Request Score (45%)86% of final signal

Contribution Score (10%)1% of final signal

Top Work

Top Work & Highlights

Top Repositories

Most impactful repositories and pull requests

#1go-sqlite3

stars9232

forks1173

C 9600%Go 300%

Score

#2goreman

stars2647

forks207

Go 9200%Makefile 400%Python 200%

Score

#3emmet-vim

stars6467

forks414

Vim Script 10000%

Score

Top Pull Requests

Most impactful repositories and pull requests

#1font: add Windows font discovery backend

in ghostty-org/ghostty

stars on the PR repository60567

+404/-20

Zig 8300%Swift 1000%C 500%

121

Score

#2termio: run Windows shell commands without a cmd.exe wrapper

in ghostty-org/ghostty

stars on the PR repository60567

+115/-18

Zig 8300%Swift 1000%C 500%

119

Score

#3perf: precompute BM25 index for repeated searches

in sipeed/picoclaw

stars on the PR repository29926

+144/-67

Go 9000%TypeScript 1000%

113

Score

Community Contributions

comments

#1Issue

internal error: package "context" without types was imported from "entgo.io/ent"

ent/ent

stars17181

comments27

Score

#2Issue

bug report: setup script alway fail with "setup email list" related on the user name

docker-mailserver/docker-mailserver

stars18818

comments22

Score

#3Issue

conceal does not re-calculate width and wrap lines.

vim/vim

stars40841

comments11

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