Fuzzing Python Packages

hypothesis

The property-based testing library for Python

schemathesis

Catch API bugs before your users do

crosshair-tool

An analysis tool for Python that blurs the line between testing and type systems.

dnstwist

Domain name permutation engine for detecting homograph phishing attacks, typo squatting, and brand impersonation

advent-of-code

🎄Advent of Code with Rust 🦀

hypothesmith

Hypothesis strategies for generating Python programs, something like CSmith

astral-dev-toolchain-cargo-fuzz

Command line helpers for fuzzing

ffpuppet

A Python module that enables the automation of Firefox

boofuzz

A fork and successor of the Sulley Fuzzing Framework

pysource-codegen

generate random python code to test linter/formatter/and other tools

dirsearch

Web path scanner

prefpicker

Manage & generate prefs.js files

fandango-fuzzer

FANDANGO is a language-based fuzzer that leverages formal input specifications (grammars) combined with constraints to generate diverse sets of valid inputs for programs under test.

blint

blint is a Binary Linter that checks the security properties and capabilities of your executables. It can also generate a Software Bill-of-Materials (SBOM) for supported binaries.

grizzly-framework

A cross-platform browser fuzzing framework

hypofuzz

Adaptive fuzzing of Hypothesis tests

clusterfuzz

Scalable fuzzing infrastructure.

kittyfuzzer

Fuzzing framework written in python

ordeal

Automated chaos testing for Python — fault injection, property assertions, and stateful exploration

fanbase

CLI for the Fanbase registry of Fandango input specifications.

katnip

Extension library for the Kitty fuzzing framework

ffg

A generator for Semantic Fusion

isla-solver

The ISLa (Input Specification Language) language & solver.

oida-ics

Scan, fuzz, and assess OT protocols from one CLI.