The fuzzer afl++ is afl with community patches, qemu 5.1 upgrade, collision-free coverage, enhanced laf-intel & redqueen, AFLfast++ power schedules, MOpt mutators, unicorn_mode, and a lot more!

• UpdatedMar 11, 2025
• C

An step by step fuzzing tutorial. A GitHub Security Lab initiative

• UpdatedJun 3, 2024

Advanced Fuzzing Library - Slot your Fuzzer together in Rust! Scales across cores and machines. For Windows, Android, MacOS, Linux, no_std, ...

• UpdatedMar 19, 2025
• Rust

afl-unicorn lets you fuzz any piece of binary that can be emulated by Unicorn Engine.

• UpdatedJun 18, 2023
• C

Winnie makes fuzzing Windows applications easy

• UpdatedNov 28, 2022
• C

Produce code coverage results with gcov from afl-fuzz test cases

• UpdatedJun 22, 2024
• Python

AFL-based fuzz testing for .NET

• UpdatedJan 12, 2025
• C#

Fuzzing Unification Framework

• UpdatedJan 29, 2025
• C++

AFL binary instrumentation

• UpdatedJan 17, 2025
• C++

Learn how to combine libprotobuf-mutator with libfuzzer & AFL++

• UpdatedSep 24, 2024
• C++

A grammar-based custom mutator for AFL++

• UpdatedJun 28, 2024
• Python

Seeding fuzzers with symbolic execution

• UpdatedOct 20, 2017
• Python

Upload files done during my research.

• UpdatedJan 12, 2025
• Lua

Superion is a fuzzer which extends the famous AFL to support structured inputs such as JavaScript and XML.

• UpdatedAug 18, 2022
• C++

Variation of american fuzzy lop for testing compilers

• UpdatedApr 21, 2022
• C

AFL++ as a library: gives you all the tools necessary to craft the best fuzzer for your targets with ease!

• UpdatedApr 30, 2021
• C

记录自己在看 afl 源码时候的一些笔记和想法，还有一些自己觉得有意思的魔改。2020年12月2日update：添加混合模糊测试目录

• UpdatedDec 2, 2020
• C

Template Scripting Testing Language tool: automated test generation for Python

• UpdatedApr 9, 2024
• Python

Patches to afl to fix bugs or add enhancements

• UpdatedSep 10, 2019

American Fuzzy Lop + Dyninst == AFL Fuzzing blackbox binaries

• UpdatedMay 21, 2021
• C++