libev

Install command: 
brew install libev

Asynchronous event library

https://software.schmorp.de/pkg/libev.html

License: BSD-2-Clause OR GPL-2.0-or-later

Development: Pull requests

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

Formula code: libev.rb on GitHub

Bottle (binary package) installation support provided for:

macOS on
Apple Silicon		 golden gate ✅
tahoe ✅
sequoia ✅
sonoma ✅
ventura ✅
monterey ✅
big sur ✅
macOS on
Intel		 sonoma ✅
ventura ✅
monterey ✅
big sur ✅
Linux ARM64 ✅
x86_64 ✅

Current versions:

stable ✅ 4.33

GitHub Packages downloads:

Last 30 days81,942
Downloads9,888,625
Analytics install events (30 days)2,225
Downloads / install events (30 days)36.8×

Source: GitHub Packages, fetched 2026-11-01T00:50:05Z. Analytics dates: 2026-10-02 to 2026-11-01. 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
Installs2,2254,53928,280
Installs (--HEAD)024
Installs on Request9301,75910,934
Installs on Request (--HEAD)013
Build Errors0