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Sort projects by how fast they reply.

1,587 repositories measured. Index updated 13 Oct 2026.

Python 608

JavaScript 246

HTML 195

TypeScript 189

C++ 147

C 140

Shell 135

Java 101

CSS 94

Go 72

Jupyter Notebook 69

Rust 65

SCSS 38

Ruby 35

PHP 34

Makefile 33

Dart 31

Julia 28

Scala 27

Kotlin 23

Dockerfile 22

Perl 21

CMake 20

Python 608

JavaScript 246

HTML 195

TypeScript 189

C++ 147

C 140

Shell 135

Java 101

CSS 94

Go 72

Jupyter Notebook 69

Rust 65

SCSS 38

Ruby 35

PHP 34

Makefile 33

Dart 31

Julia 28

Scala 27

Kotlin 23

Dockerfile 22

Perl 21

CMake 20

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1,587 repositoriesProjects measured on 20 or more outside pull requests come first; a perfect record over a handful is partly luck.

cards table

Repositories with reply time, merge rate and starter issues
Repository	First reply	In 48 h	Merged	To merge	Stars	52 weeks	Updated
OpenChemistry/stempyC++	n/a	n/a	n/a/0	n/a	26	No recent pull requests	13 Oct 2026
OpenChemistry/tomvizC++	n/a	n/a	n/a/0	n/a	367		13 Oct 2026
OpenChemistry/tomvizdocsPython	n/a	n/a	n/a/0	n/a	3

n/a means fewer than 5 pull requests in the sample, so no figure is shown. A first reply of "rare" means more than half of outside pull requests got no reply.

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