- RESTler - RESTler is the first stateful REST API fuzzing tool for automatically testing cloud services through their REST APIs and finding security and reliability bugs in these services.
- GitLab Protocol Fuzzer Community Edition - This is the community edition of GitLab's protocol fuzzing framework. This framework is based on Peach Fuzzer Professional with some features removed.
- javafuzz - a coverage guided fuzzer for java.
- jsfuzz - a coverage guided fuzzer for testing javascript/nodejs packages.
- jdam - a Radamsa inspired tool for fuzzing arbitrary JSON objects in a structure-aware fashion, which ensures that fuzzing results will always be valid JSON.
- pythonfuzz - a coverage guided fuzzer for testing python packages.
- Fuzzotron - a simple network fuzzer supporting TCP, UDP and multithreading.
- ffuf - Fuzz Faster U Fool - fast web fuzzer written in Go.