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@AFLplusplus Advanced Fuzzing League ++

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    31 repositories

    • AFLplusplus

      Public
      The fuzzer afl++ is afl with community patches, qemu 5.1 upgrade, collision-free coverage, enhanced laf-intel & redqueen, AFLfast++ power schedules, MOpt mutato…
      testingsecurityinstrumentation
      testingsecurityinstrumentationqemufuzzingfuzz-testingaflafl-fuzzfuzzerunicorn-emulator
      C
      •
      Apache License 2.0
      •1.3k•6.3k•25•5•Updated Feb 28, 2026Feb 28, 2026

    • fuzzbench

      Public
      FuzzBench - Fuzzer benchmarking as a service.
      Python
      •
      Apache License 2.0
      •291•2•0•0•Updated Feb 18, 2026Feb 18, 2026

    • qemuafl

      Public
      This fork of QEMU enables fuzzing userspace ELF binaries under AFL++.
      C
      •
      Other
      •6.6k•85•8•0•Updated Feb 13, 2026Feb 13, 2026

    • LibAFL

      Public
      Advanced Fuzzing Library - Slot your Fuzzer together in Rust! Scales across cores and machines. For Windows, Android, MacOS, Linux, no_std, ...
      rustfuzzingafl
      rustfuzzingaflafl-fuzzfridafuzzing-frameworkbinary-onlyaflpluspluscoverage-guidedlibafl
      Rust
      •
      Other
      •455•2.5k•128•37•Updated Feb 10, 2026Feb 10, 2026

    • linux-qemu-image-builder

      Public
      Linux kernel VM builder to create customizable & ready-to-fuzz QEMU images
      Shell
      •
      MIT License
      •1•9•0•0•Updated Feb 5, 2026Feb 5, 2026

    • trait-winnower

      Public
      Reducing the number of trait requirements, because we have plenty!
      Rust
      •1•0•1•0•Updated Feb 3, 2026Feb 3, 2026

    • afl-cov

      Public
      Produce code coverage results with gcov from afl-fuzz test cases
      Python
      •
      GNU General Public License v2.0
      •93•92•0•0•Updated Jan 23, 2026Jan 23, 2026

    • coresight-trace

      Public
      Hardware-Assisted Process Tracer for Fuzzing on ARM64 Linux
      C
      •
      Apache License 2.0
      •13•1•0•0•Updated Jan 19, 2026Jan 19, 2026

    • coresight-decoder

      Public
      CoreSight Decoder for Fuzzing
      C++
      •
      Apache License 2.0
      •5•2•0•0•Updated Jan 16, 2026Jan 16, 2026

    • qemu-libafl-bridge

      Public
      A patched QEMU that exposes an interface for LibAFL-based fuzzers
      C
      •
      Other
      •48•93•4•4•Updated Jan 6, 2026Jan 6, 2026

    • Grammar-Mutator

      Public
      A grammar-based custom mutator for AFL++
      fuzzingaflafl-fuzz
      fuzzingaflafl-fuzzgrammar-fuzzeraflplusplus
      Python
      •
      Apache License 2.0
      •23•271•6•0•Updated Dec 22, 2025Dec 22, 2025

    • udmabuf

      Public
      User space mappable dma buffer device driver for Linux.
      C
      •
      BSD 2-Clause "Simplified" License
      •184•0•0•0•Updated Dec 4, 2025Dec 4, 2025

    • tinyinst-rs

      Public
      Rust bindings for googleprojectzero/TinyInst
      Rust
      •
      Apache License 2.0
      •9•25•0•0•Updated Dec 3, 2025Dec 3, 2025

    • Website

      Public
      the AFL++ website
      HTML
      •7•7•2•1•Updated Nov 18, 2025Nov 18, 2025

    • unicornafl

      Public
      AFL bindings for Unicorn-Engine
      Rust
      •
      Apache License 2.0
      •38•89•6•0•Updated Sep 19, 2025Sep 19, 2025

    • llvm-passes

      Public
      LLVM Passes used by AFLplusplus and LibAFL
      C++
      •
      Apache License 2.0
      •0•5•1•0•Updated Feb 2, 2025Feb 2, 2025

    • lain

      Public
      A structured fuzzing framework built in Rust
      Rust
      •
      MIT License
      •6•6•0•0•Updated Jan 31, 2025Jan 31, 2025

    • libfuzzbench

      Public
      Fuzzer benchmarking with composability.
      0•0•0•0•Updated Jan 23, 2025Jan 23, 2025

    • StdFuzzer

      Public archive
      StdFuzzer is the reference implementation of a generic bit-level fuzzer with LibAFL
      Rust
      •4•48•2•0•Updated Dec 20, 2024Dec 20, 2024

    • libafl_fuzzbench

      Public
      Fuzzers implemented with libafl to evaluate several techniques on fuzzbench
      Rust
      •7•13•1•0•Updated Oct 10, 2024Oct 10, 2024

    • libafl_qemu_artifacts

      Public
      Rust
      •
      Apache License 2.0
      •5•28•1•0•Updated Apr 18, 2024Apr 18, 2024

    • symcc

      Public
      SymCC: efficient compiler-based symbolic execution
      C++
      •
      GNU General Public License v3.0
      •152•8•0•0•Updated Apr 13, 2024Apr 13, 2024

    • fuzzer-challenges

      Public
      Challenging testcases for fuzzers
      testingfuzzing
      testingfuzzing
      C++
      •
      GNU Affero General Public License v3.0
      •7•73•0•0•Updated Mar 5, 2024Mar 5, 2024

    • cargo-libafl

      Public
      Fuzz Rust code with LibAFL
      Rust
      •
      Apache License 2.0
      •10•62•2•4•Updated Aug 30, 2023Aug 30, 2023

    • libafl_paper_artifacts

      Public
      Makefile
      •3•19•0•1•Updated Dec 9, 2022Dec 9, 2022

    • CSAL

      Public
      C
      •
      Other
      •4•0•0•0•Updated Aug 30, 2022Aug 30, 2022

    • unicornafl_legacy

      Public archive
      Unicorn CPU emulator framework (ARM, AArch64, M68K, Mips, Sparc, X86) adapted to afl++
      instrumentationqemufuzzing
      instrumentationqemufuzzingaflafl-fuzzunicorn-emulatorafl-fuzzer
      C
      •
      GNU General Public License v2.0
      •1.5k•45•4•0•Updated Nov 27, 2021Nov 27, 2021

    • AFL-Snapshot-LKM

      Public
      A Linux Kernel Module that implements a fast snapshot mechanism for fuzzing.
      snapshotfuzzing
      snapshotfuzzing
      C
      •25•141•8•3•Updated Aug 17, 2021Aug 17, 2021

    • LibAFL-legacy

      Public archive
      AFL++ as a library: gives you all the tools necessary to craft the best fuzzer for your targets with ease!
      fuzzingaflafl-fuzz
      fuzzingaflafl-fuzzaflplusplus
      C
      •
      Apache License 2.0
      •8•112•11•0•Updated Apr 30, 2021Apr 30, 2021

    • Fuzz-With-Wine-Demo

      Public
      A set of helpers and examples to fuzz Win32 binaries with AFL++ QEMU
      Python
      •15•70•0•0•Updated Mar 19, 2020Mar 19, 2020