aspell

Install command:
brew install aspell

Spell checker with better logic than ispell

http://aspell.net/

License: LGPL-2.1-only

Development: Pull requests

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

Formula code: aspell.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 ✅ 0.60.8.3

Uses from macOS: ncurses

Binaries: aspell, aspell-import, precat, preunzip, prezip, prezip-bin, pspell-config, run-with-aspell, word-list-compress

GitHub Packages downloads:

Last 30 days77,436
Downloads9,006,203
Analytics install events (30 days)4,974
Downloads / install events (30 days)15.6×

Source: GitHub Packages, fetched 2026-11-03T00:40:19Z. Analytics dates: 2026-10-04 to 2026-11-03. 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
Installs4,9749,94155,879
Installs (--HEAD)008
Installs on Request1,3702,82011,196
Installs on Request (--HEAD)007
Build Errors6