Side by side
Astrée vs Ultimate Automizer
Both stand on c and c++ static analysis tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Paid LinuxWindows
Astrée covers a broad range of static-analysis needs, from run-time errors to concurrency and coding rules. Buyers should confirm pricing and license capacity for their team before choosing it.
Visit Astrée Free plan LinuxWebWindows
Pick Ultimate Automizer if you need a free model checker for verifying C programs and want a web interface or Windows and Linux command-line releases. Its documented command-line workflow is centered on an SV-COMP property file and C input, so check that format against your verification workflow.
Visit Ultimate AutomizerThe facts
| Astrée | Ultimate Automizer | |
|---|---|---|
| Free plan | No | Yes |
| Open source | Not published | Not published |
| Runs on | Linux, Windows | Linux, Web, Windows |
| Lowest paid plan | Not published | Not published |
| Plans published | None | None |
| Maker | Not published | Not published |
| Website | absint.com | ultimate-pa.org |
| On c and c++ static analysis tools | #17 of 25 | #13 of 25 |
Astrée: what it does well
- Reports error types and source-code locations.
- Analyzes code without execution or test cases.
- Supports taint analysis and coding-rule checks.
- Can report C++ data races and deadlocks.
- Offers SARIF export and automation options.
What to know first
- Paid software with pricing available on request.
- No free plan is listed.
- License limits concurrent clients and parallel analyses.
Ultimate Automizer: what it does well
- Free to use, with web and on-premise deployment.
- Web interface supports verification of C programs.
- Command-line archives are available for Windows and Linux.
- Trace abstraction generalizes infeasibility proofs across program traces.
- Uses a Petri-net-based automata model for concurrency.
What to know first
- The documented command-line input requires an SV-COMP property file.
- Command-line use requires a C file, optionally with a matching GraphML witness.
- The stated LGPLv3 terms apply to the core and many plugins, with a linking exception.
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