gnutls

Install command: 
brew install gnutls

GNU Transport Layer Security (TLS) Library

https://gnutls.org/

License: LGPL-2.1-or-later AND GPL-3.0-only

Development: Pull requests

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

Formula code: gnutls.rb on GitHub

Bottle (binary package) installation support provided for:

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

Current versions:

stable ✅ 3.8.13

Revision: 2

Patches:

https://gitlab.com/gnutls/gnutls/-/commit/29c2027c963cf559817d0da37c1fc2efd0c1bd6a

Depends on:

ca-certificates 2026-11-05 Mozilla CA certificate store
gmp 6.3.0 GNU multiple precision arithmetic library
libidn2 2.3.8 International domain name library (IDNA2008, Punycode and TR46)
libtasn1 4.21.0 ASN.1 structure parser library
libunistring 1.5 C string library for manipulating Unicode strings
nettle 4.0 Low-level cryptographic library
p11-kit 0.26.5 Library to load and enumerate PKCS#11 modules
gettext 1.0 GNU internationalization (i18n) and localization (l10n) library

Depends on when building from source:

pkgconf 3.0.10 Package compiler and linker metadata toolkit
texinfo 7.3 Official documentation format of the GNU project

Binaries: gnutls-certtool, gnutls-cli, gnutls-cli-debug, gnutls-serv, ocsptool, p11tool, psktool

Guile bindings are now in the `guile-gnutls` formula.

GitHub Packages downloads:

Last 30 days476,114
Downloads43,396,031
Analytics install events (30 days)38,843
Downloads / install events (30 days)12.3×

Source: GitHub Packages, fetched 2026-11-03T00:38:56Z. 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
Installs38,836122,3461,017,060
Installs (--HEAD)720256
Installs on Request4,02814,009171,615
Installs on Request (--HEAD)517233
Build Errors12