Mozilla Fuzzing Security

Fuzzing projects at the Mozilla Corporation

Popular repositoriesLoading

funfuzzfunfuzzPublic
A collection of fuzzers in a harness for testing the SpiderMonkey JavaScript engine.
Python 638 112
dharmadharmaPublic archive
Generation-based, context-free grammar fuzzer. Refer to https://github.com/posidron/dharma for a maintained version.
Python 493 89
peachpeachPublic archive
Peach is a fuzzing framework which uses a DSL for building fuzzers and an observer based architecture to execute and monitor them.
Python 414 98
grizzlygrizzlyPublic
A cross-platform browser fuzzing framework
Python 313 38
FuzzManagerFuzzManagerPublic
A fuzzing management tools collection
Python 200 48
octooctoPublic
A fuzzing library in JavaScript. ✨
JavaScript 117 18

Repositories

Showing 10 of 54 repositories

grizzly Public
A cross-platform browser fuzzing framework
MozillaSecurity/grizzly’s past year of commit activity
Python 313MPL-2.0 38 22 (1 issue needs help) 1 UpdatedNov 6, 2025
FuzzManager Public
A fuzzing management tools collection
MozillaSecurity/FuzzManager’s past year of commit activity
Python 200MPL-2.0 48 122 (22 issues need help) 7 UpdatedNov 6, 2025
ffpuppet Public
A Python module that enables the automation of Firefox
MozillaSecurity/ffpuppet’s past year of commit activity
Python 34MPL-2.0 6 4 0 UpdatedNov 5, 2025
fxpoppet Public
A Python module that enables the automation of Firefox on Android
MozillaSecurity/fxpoppet’s past year of commit activity
Python 1MPL-2.00 0 0 UpdatedNov 5, 2025
orion Public
CI/CD pipeline for building and publishing multiple 🐳 containers as microservices within a mono repository.
MozillaSecurity/orion’s past year of commit activity
Python 48MPL-2.0 13 17 1 UpdatedNov 4, 2025
site-scout Public
Browser testing via live content
MozillaSecurity/site-scout’s past year of commit activity
Python 12MPL-2.0 1 0 0 UpdatedNov 4, 2025
octo Public
A fuzzing library in JavaScript. ✨
MozillaSecurity/octo’s past year of commit activity
JavaScript 117MPL-2.0 18 1 5 UpdatedNov 4, 2025
prefpicker Public
Manage & generate prefs.js files
MozillaSecurity/prefpicker’s past year of commit activity
Python 11MPL-2.0 6 2 0 UpdatedNov 3, 2025
cryptofuzz Public
Fuzzing cryptographic libraries. Magic bug printer go brrrr.
MozillaSecurity/cryptofuzz’s past year of commit activity
C++ 7GPL-3.0 6 1 2 UpdatedNov 3, 2025
nss-fuzzing-corpus Public
Corpora used to seed NSS' fuzzing targets
MozillaSecurity/nss-fuzzing-corpus’s past year of commit activity
10 2 1 1 UpdatedNov 1, 2025