Best Jazzer Alternatives in 2026
Updated
20 tools from fuzz testing software ranked against Jazzer on the same published basis.
- 1Jazzer vs Mayhem
- 2Jazzer vs ClusterFuzz
- 3Jazzer vs AFL++
- 4Jazzer vs cargo-fuzz
- 5Jazzer vs Accessibility Test Framework for Android
- 7Jazzer vs boofuzz
- 8Jazzer vs Fuzzilli
- 9Jazzer vs Schemathesis
- 10Jazzer vs Csmith
- 11Jazzer vs OSS-Fuzz
- 12Jazzer vs Roslynator
- 13Jazzer vs Black Duck Coverity
- 14Jazzer vs FuzzForge
- 15Jazzer vs Honggfuzz
- 16Jazzer vs syzkaller
- 17Jazzer vs Onyx Launcher
- 18Jazzer vs Fortra ZTNA
- 19Jazzer vs Scout Suite
- 20Jazzer vs Netzob
- 21Jazzer vs Wfuzz
Jazzer alternatives compared
| # | Tool | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Mayhem | 7.8 | Free plan | $236/mo | API, Linux, Mac, self-hosted, Web, Windows |
| 2 | ClusterFuzz | 7.6 | Free plan | Free | Linux, Mac, self-hosted, Web, Windows |
| 3 | AFL++ | 7.5 | Free plan | €1666.67/mo | Android, Linux, Mac, self-hosted, Windows |
| 4 | cargo-fuzz | 7.5 | Free plan | Free | Linux, Mac, Windows |
| 5 | Accessibility Test Framework for Android | 7.3 | Free plan | Free | Android, Linux, Mac, Windows |
| 7 | boofuzz | 7.1 | Free plan | Free | API, Linux, self-hosted, Windows |
| 8 | Fuzzilli | 7.1 | Free plan | Free | Linux, Mac, self-hosted |
| 9 | Schemathesis | 7.1 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 10 | Csmith | 6.9 | Free plan | Free | Linux, Windows |
| 11 | OSS-Fuzz | 6.9 | Free plan | Free | Web |
| 12 | Roslynator | 6.9 | Free plan | Free | Browser, Linux, Mac, Windows |
| 13 | Black Duck Coverity | 6.8 | No | — | Linux, Mac, self-hosted, Web, Windows |
| 14 | FuzzForge | 6.4 | No | — | self-hosted, Web |
| 15 | Honggfuzz | 6.4 | No | — | Android, Linux, Mac, Windows |
| 16 | syzkaller | 6.2 | No | — | Linux, Mac, Windows |
| 17 | Onyx Launcher | 6.1 | No | — | Windows, Linux |
| 18 | Fortra ZTNA | 6.0 | No | — | Web |
| 19 | Scout Suite | 6.0 | No | — | Mac, Linux |
| 20 | Netzob | 5.9 | No | — | Linux, Windows |
| 21 | Wfuzz | 5.9 | No | — | Windows, Mac |
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Questions about Jazzer alternatives
What is the best alternative to Jazzer?
Mayhem, number 1 in fuzz testing software with a score of 7.8 out of 10. The others here: ClusterFuzz, AFL++, cargo-fuzz and 16 more.
What is the best free alternative to Jazzer?
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 what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.