c-ares

Install command: 
brew install c-ares

Asynchronous DNS library

https://c-ares.org/

License: MIT

Development: Pull requests

Formula JSON API: /api/formula/c-ares.json

Formula code: c-ares.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 ✅ 1.34.9
head ⚡️ HEAD

Depends on when building from source:

cmake 4.4.5 Cross-platform make

Binaries: adig, ahost

GitHub Packages downloads:

Last 30 days1,744,315
Downloads58,855,914
Analytics install events (30 days)116,729
Downloads / install events (30 days)14.9×

Source: GitHub Packages, fetched 2026-11-11T00:49:51Z. 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
Installs116,724221,8121,174,128
Installs (--HEAD)51266
Installs on Request6,24612,22371,334
Installs on Request (--HEAD)31052
Build Errors15