Best cargo-fuzz Alternatives in 2026
Updated
20 platforms from fuzz testing software ranked against cargo-fuzz on the same published basis.
- 1cargo-fuzz vs Mayhem
- 3cargo-fuzz vs ClusterFuzz
- 4cargo-fuzz vs AFL++
- 5cargo-fuzz vs Jazzer
- 6cargo-fuzz vs Accessibility Test Framework for Android
- 7cargo-fuzz vs Fuzzilli
- 8cargo-fuzz vs OSS-Fuzz
- 9cargo-fuzz vs Schemathesis
- 10cargo-fuzz vs Csmith
- 11cargo-fuzz vs Roslynator
- 12cargo-fuzz vs Black Duck Coverity
- 13cargo-fuzz vs boofuzz
- 14cargo-fuzz vs Honggfuzz
- 15cargo-fuzz vs Onyx Launcher
- 16cargo-fuzz vs syzkaller
- 17cargo-fuzz vs FuzzForge
- 18cargo-fuzz vs Scout Suite
- 19cargo-fuzz vs Fortra ZTNA
- 20cargo-fuzz vs Fuzzinator
- 21cargo-fuzz vs Fuzzware
cargo-fuzz alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Mayhem | 7.9 | Free plan | $236/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 3 | ClusterFuzz | 7.4 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 4 | AFL++ | 7.3 | Free plan | €1666.67/mo | Android, Linux, Mac, self-hosted, Windows |
| 5 | Jazzer | 7.2 | Free plan | Free | Linux, Mac, Windows |
| 6 | Accessibility Test Framework for Android | 7.1 | Free plan | Free | Android, Linux, Mac, Windows |
| 7 | Fuzzilli | 7.0 | Free plan | Free | Linux, Mac, self-hosted |
| 8 | OSS-Fuzz | 7.0 | Free plan | Free | Web |
| 9 | Schemathesis | 7.0 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 10 | Csmith | 6.8 | Free plan | Free | Linux, Windows |
| 11 | Roslynator | 6.8 | Free plan | Free | Browser, Linux, Mac, Windows |
| 12 | Black Duck Coverity | 6.5 | No | — | Linux, Mac, self-hosted, Web, Windows |
| 13 | boofuzz | 6.3 | Free plan | Free | API, Linux, self-hosted, Windows |
| 14 | Honggfuzz | 6.2 | No | — | Android, Linux, Mac, Windows |
| 15 | Onyx Launcher | 6.0 | No | — | Windows, Linux |
| 16 | syzkaller | 6.0 | No | — | Linux, Mac, Windows |
| 17 | FuzzForge | 5.9 | No | — | Web |
| 18 | Scout Suite | 5.9 | No | — | Mac, Linux |
| 19 | Fortra ZTNA | 5.8 | No | — | Web |
| 20 | Fuzzinator | 5.8 | No | — | Linux, Mac |
| 21 | Fuzzware | 5.8 | No | — | Linux |
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Questions about cargo-fuzz alternatives
What is the best alternative to cargo-fuzz?
Mayhem, number 1 in fuzz testing software with a score of 7.9 out of 10. The others here: ClusterFuzz, AFL++, Jazzer and 16 more.
What is the best free alternative to cargo-fuzz?
Mayhem is the best-ranked alternative with a free plan. 11 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on.