Lightweight static analysis for many languages. Find bug variants with patterns that look like source code.
Rule-based scans of many languages from the CLI or in CI, with no server keeping findings across branches.
alternatives to
SonarQube Cloud
SonarSource's hosted static analysis service, formerly SonarCloud, that analyses code from connected repositories for bugs, code smells and vulnerabilities and reports on branches and pull requests. A closed product from SonarSource.
Side by side
| Tool | Fit | Stars | Licence | Terms | Self-hosted | Language | Latest | Last push |
|---|---|---|---|---|---|---|---|---|
| Semgrep | Partial | 17k | LGPL-2.1 | Open source | Yes | C | v1.179.0 | 2026-10-06 |
| SonarQube Community Build | Partial | 11k | LGPL-3.0 | Open source | Yes | Java | 26.9.0.129388 | 2026-10-05 |
| CodeChecker | Partial | 2.6k | Apache-2.0 | Open source | Yes | Python | v6.29.1 | 2026-10-03 |
| MegaLinter | Partial | 2.6k | AGPL-3.0 | Open source | Yes | Dockerfile | v10.1.0 | 2026-10-06 |
Every alternative
4 alternatives
Continuous Inspection
The same kind of analysis on a server you run, for the main branch only, without branch analysis or pull request decoration.
- Language
- Java
- Licence
- LGPL-3.0
- Stars
- 11k
- Latest
- 26.9.0.129388
- Last push
- 2026-10-05
CodeChecker is an analyzer tooling, defect database and viewer extension for static and dynamic analyzer tools.
Stores, compares and triages the results of Clang, GCC and other analyzers on a server you run, mainly for C and C++.
- Language
- Python
- Licence
- Apache-2.0
- Stars
- 2.6k
- Latest
- v6.29.1
- Last push
- 2026-10-03
🦙 MegaLinter analyzes 50 languages, 22 formats, 21 tooling formats, excessive copy-pastes, spelling mistakes and security issues in your repository sources with a GitHub Action, other CI tools or locally.
Runs many linters and analyzers in CI and reports on pull requests, with no server keeping history.
- Language
- Dockerfile
- Licence
- AGPL-3.0
- Stars
- 2.6k
- Latest
- v10.1.0
- Last push
- 2026-10-06
Head to head
About SonarQube Cloud
- Vendor
- SonarSource