fizz

Install command:
brew install fizz

C++14 implementation of the TLS-1.3 standard

https://github.com/facebookincubator/fizz

License: BSD-3-Clause

Development: Pull requests

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

Formula code: fizz.rb on GitHub

Bottle (binary package) installation support provided for:

macOS on
Apple Silicon
tahoe
sequoia
sonoma
macOS on
Intel
sonoma
Linux ARM64
x86_64

Current versions:

stable 2026.07.13.00
head ⚡️ HEAD

Depends on:

fmt 12.2.0 Open-source formatting library for C++
folly 2026.07.13.00 Collection of reusable C++ library artifacts developed at Facebook
glog 0.7.1 Application-level logging library
libsodium 1.0.22 NaCl networking and cryptography library
openssl@3 3.6.3 Cryptography and SSL/TLS Toolkit
zstd 1.5.7 Zstandard is a real-time compression algorithm

Depends on when building from source:

cmake 4.4.0 Cross-platform make
gflags 2.3.0 Library for processing command-line flags
libevent 2.1.13 Asynchronous event library

Analytics:

Installs (30 days)
fizz 13,606
fizz --HEAD 4
Installs on Request (30 days)
fizz 3,417
fizz --HEAD 4
Build Errors (30 days)
fizz 4
Installs (90 days)
fizz 45,559
fizz --HEAD 23
Installs on Request (90 days)
fizz 11,608
fizz --HEAD 23
Installs (365 days)
fizz 187,598
fizz --HEAD 92
Installs on Request (365 days)
fizz 54,598
fizz --HEAD 89