libnghttp3

Install command: 
brew install libnghttp3

HTTP/3 library written in C

https://nghttp2.org/nghttp3/

License: MIT

Development: Pull requests

Formula JSON API: /api/formula/libnghttp3.json

Formula code: libnghttp3.rb on GitHub

Bottle (binary package) installation support provided for:

macOS on
Apple Silicon		 golden gate ✅
tahoe ✅
sequoia ✅
Linux ARM64 ✅
x86_64 ✅

Current versions:

stable ✅ 1.19.0
head ⚡️ HEAD

Depends on when building from source:

cmake 4.4.5 Cross-platform make

GitHub Packages downloads:

Last 30 days1,120,495
Downloads19,233,930
Analytics install events (30 days)96,518
Downloads / install events (30 days)11.6×

Source: GitHub Packages, fetched 2026-11-11T00:49:54Z. Analytics dates: 2026-10-12 to 2026-11-11. Totals exclude downloads from Bintray before the migration to GitHub Packages. Downloads and install attempts measure different things; the difference does not count analytics opt-outs. Definitions and limitations.

Analytics:

30 days90 days365 days
Installs96,515194,3101,405,635
Installs (--HEAD)3963
Installs on Request4,8709,11057,223
Installs on Request (--HEAD)0547
Build Errors6