asciidoctor

Install command:
brew install asciidoctor

Text processor and publishing toolchain for AsciiDoc

https://asciidoctor.org/

License: MIT

Development: Pull requests

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

Formula code: asciidoctor.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 ✅ 2.0.26

Depends on:

ruby 4.0.9 Powerful, clean, object-oriented scripting language

Binaries: asciidoctor, asciidoctor-pdf

GitHub Packages downloads:

Last 30 days9,321
Downloads708,612
Analytics install events (30 days)1,981
Downloads / install events (30 days)4.7×

Source: GitHub Packages, fetched 2026-11-03T00:41:40Z. 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
Installs1,9815,26915,032
Installs (--HEAD)006
Installs on Request3168114,358
Installs on Request (--HEAD)006
Build Errors11

Known vulnerabilities in the current version:

GHSA-vg3r-rm7w-2xgh (medium) REXML contains a denial of service vulnerability
GHSA-4xqq-m2hx-25v8 (medium) REXML denial of service vulnerability
GHSA-r55c-59qm-vjw6 (high) REXML DoS vulnerability
GHSA-5866-49gr-22v4 (high) REXML DoS vulnerability
GHSA-vmwr-mc7x-5vc3 (medium) REXML denial of service vulnerability
GHSA-2rxp-v6pw-ch6m (high) REXML ReDoS vulnerability
GHSA-h27x-rffw-24p4 (high) Addressable has a Regular Expression Denial of Service in Addressable templates
GHSA-ff6c-w6qf-7xqc (medium) CSS Parser: Improper Certificate Validation allows MITM injection of remote CSS content
GHSA-9pmc-p236-855h Ruby CSS Parser: SSRF and Local File Disclosure in `CssParser::Parser#read_remote_file`
GHSA-h8w8-99g7-qmvj (high) Concurrent Ruby : `AtomicReference#update` livelocks when the stored value is `Float::NAN`
GHSA-wv3x-4vxv-whpp (medium) Concurrent Ruby: `ReentrantReadWriteLock` read-count overflow grants a write lock without exclusi...
GHSA-6wx8-w4f5-wwcr Concurrent Ruby: ReadWriteLock allows wrong-thread write release and stray read-release counter c...

Data from Homebrew/advisory-database. Run brew vulns asciidoctor for a live check.