# Psalm vs SpotBugs

| Attribute | Psalm | SpotBugs |
|---|---|---|
| **Vioscale score** | 72.8 (33% (low)) | 53.7 (49% (low)) |
| activity.commits_last_30d | - | 34 |
| adoption.dependent_repos | 15,920 | 2,768 |
| adoption.github_stars | 5,884 | 3,925 |
| deployment.options | `{"self_hosted":true}` | `{"on_prem":true,"self_hosted":true}` |
| description.long | Psalm is a free, open-source static analyzer for PHP that identifies type-related errors and bugs in codebases at their strictest settings. It can automatically fix many common issues and supports safe coding patterns used in other languages. | An open-source utility that examines Java source code to identify potential programming issues without executing it. It integrates with build tools and IDEs through plugins and supports community-contributed or custom analysis rules. |
| features.capabilities | `{"autofix":true,"metrics":true,"function":"static_analyzer","deployment":"cli_local","open_source":"oss","config_model":"config_file","custom_rules":true,"impl_language":"PHP","pricing_model":"free","language_scope":"single_language"}` | `{"autofix":false,"function":"static_analyzer","deployment":"cli_local","open_source":"oss","config_model":"rule_packs","custom_rules":true,"impl_language":"Java","pricing_model":"free","language_scope":"single_language","editor_integration":true}` |
| integrations.count | - | 6 |
| integrations.list | - | `[{"name":"Maven"},{"name":"Gradle"},{"name":"Eclipse"},{"name":"Ant"},{"name":"fb-contrib"},{"name":"find-sec-bugs"}]` |
| language.primary | PHP | Java |
| license.spdx | MIT | LGPL-2.1 |
| platform.support | `{"cli":true}` | `{"cli":true}` |
| pricing | `{"type":"open_source","plans":[{"free":true,"name":"Open Source","description":"Free and open-source static analysis tool for PHP","contactSales":false}],"summary":"Free and open-source. Optional paid support contracts available.","freeTier":true,"sourceUrl":"https://psalm.dev/","retrievedAt":"2026-08-03T22:32:46.041Z"}` | `{"type":"open_source","sourceUrl":"https://spotbugs.github.io/","retrievedAt":"2026-08-14T08:33:37.010Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | open_source |
| pricing.price_level | free | free |
| pricing.transparent | yes | - |
| release.cadence_days | 1 | 24 |
| release.history | `[{"url":"https://github.com/vimeo/psalm/releases/tag/7.0.0-beta19","date":"2026-04-15T20:51:53Z","type":"prerelease","version":"7.0.0-beta19"},{"url":"https://github.com/vimeo/psalm/releases/tag/7.0.0-beta18","date":"2026-04-15T18:57:09Z","type":"prerelease","version":"7.0.0-beta18"},{"url":"https://github.com/vimeo/psalm/releases/tag/6.16.1","date":"2026-03-19T11:07:58Z","type":"stable","version":"6.16.1"},{"url":"https://github.com/vimeo/psalm/releases/tag/7.0.0-beta17","date":"2026-03-17T11:28:08Z","type":"prerelease","version":"7.0.0-beta17"},{"url":"https://github.com/vimeo/psalm/releases/tag/6.16.0","date":"2026-03-17T11:22:35Z","type":"stable","version":"6.16.0"},{"url":"https://github.com/vimeo/psalm/releases/tag/7.0.0-beta16","date":"2026-02-20T19:46:21Z","type":"prerelease","version":"7.0.0-beta16"},{"url":"https://github.com/vimeo/psalm/releases/tag/7.0.0-beta15","date":"2026-02-19T21:57:27Z","type":"prerelease","version":"7.0.0-beta15"},{"url":"https://github.com/vimeo/psalm/releases/tag/6.15.1","date":"2026-02-08T08:26:17Z","type":"stable","version":"6.15.1"},{"url":"https://github.com/vimeo/psalm/releases/tag/6.15.0","date":"2026-01-30T14:13:20Z","type":"stable","version":"6.15.0"},{"url":"https://github.com/vimeo/psalm/releases/tag/7.0.0-beta14","date":"2025-12-23T17:07:55Z","type":"prerelease","version":"7.0.0-beta14"},{"url":"https://github.com/vimeo/psalm/releases/tag/6.14.3","date":"2025-12-23T15:49:03Z","type":"stable","version":"6.14.3"},{"url":"https://github.com/vimeo/psalm/releases/tag/6.14.2","date":"2025-12-11T08:59:09Z","type":"stable","version":"6.14.2"},{"url":"https://github.com/vimeo/psalm/releases/tag/7.0.0-beta13","date":"2025-12-10T09:35:46Z","type":"prerelease","version":"7.0.0-beta13"},{"url":"https://github.com/vimeo/psalm/releases/tag/6.14.1","date":"2025-12-10T09:35:44Z","type":"stable","version":"6.14.1"},{"url":"https://github.com/vimeo/psalm/releases/tag/7.0.0-beta12","date":"2025-12-10T09:11:02Z","type":"prerelease","version":"7.0.0-beta12"},{"url":"https://github.com/vimeo/psalm/releases/tag/6.14.0","date":"2025-12-10T08:48:11Z","type":"stable","version":"6.14.0"},{"url":"https://github.com/vimeo/psalm/releases/tag/6.13.1","date":"2025-08-07T12:33:39Z","type":"stable","version":"6.13.1"},{"url":"https://github.com/vimeo/psalm/releases/tag/7.0.0-beta11","date":"2025-07-14T10:01:40Z","type":"prerelease","version":"7.0.0-beta11"},{"url":"https://github.com/vimeo/psalm/releases/tag/6.13.0","date":"2025-07-14T10:00:47Z","type":"stable","version":"6.13.0"},{"url":"https://github.com/vimeo/psalm/releases/tag/7.0.0-beta10","date":"2025-07-04T10:10:02Z","type":"prerelease","version":"7.0.0-beta10"}]` | `[{"url":"https://github.com/spotbugs/spotbugs/releases/tag/4.10.4","date":"2026-08-20T03:22:34Z","type":"stable","version":"4.10.4"},{"url":"https://github.com/spotbugs/spotbugs/releases/tag/4.10.3","date":"2026-07-12T23:54:13Z","type":"stable","version":"4.10.3"},{"url":"https://github.com/spotbugs/spotbugs/releases/tag/4.10.2","date":"2026-06-09T20:24:17Z","type":"stable","version":"4.10.2"},{"url":"https://github.com/spotbugs/spotbugs/releases/tag/4.10.1","date":"2026-06-08T13:19:51Z","type":"stable","version":"4.10.1"},{"url":"https://github.com/spotbugs/spotbugs/releases/tag/4.10.0","date":"2026-06-08T01:28:41Z","type":"stable","version":"4.10.0"},{"url":"https://github.com/spotbugs/spotbugs/releases/tag/4.9.8","date":"2025-10-18T16:45:29Z","type":"stable","version":"4.9.8"},{"url":"https://github.com/spotbugs/spotbugs/releases/tag/4.9.7","date":"2025-10-14T22:32:35Z","type":"stable","version":"4.9.7"},{"url":"https://github.com/spotbugs/spotbugs/releases/tag/4.9.6","date":"2025-09-17T02:07:29Z","type":"stable","version":"4.9.6"},{"url":"https://github.com/spotbugs/spotbugs/releases/tag/4.9.5","date":"2025-09-15T01:58:47Z","type":"stable","version":"4.9.5"},{"url":"https://github.com/spotbugs/spotbugs/releases/tag/4.9.4","date":"2025-08-10T00:26:10Z","type":"stable","version":"4.9.4"},{"url":"https://github.com/spotbugs/spotbugs/releases/tag/4.9.3","date":"2025-03-15T19:18:36Z","type":"stable","version":"4.9.3"},{"url":"https://github.com/spotbugs/spotbugs/releases/tag/4.9.2","date":"2025-03-01T20:12:52Z","type":"stable","version":"4.9.2"},{"url":"https://github.com/spotbugs/spotbugs/releases/tag/4.9.1","date":"2025-02-05T16:59:04Z","type":"stable","version":"4.9.1"},{"url":"https://github.com/spotbugs/spotbugs/releases/tag/4.9.0","date":"2025-01-16T05:16:00Z","type":"stable","version":"4.9.0"},{"url":"https://github.com/spotbugs/spotbugs/releases/tag/4.8.6","date":"2024-06-18T02:46:58Z","type":"stable","version":"4.8.6"},{"url":"https://github.com/spotbugs/spotbugs/releases/tag/4.8.5","date":"2024-05-03T23:22:14Z","type":"stable","version":"4.8.5"},{"url":"https://github.com/spotbugs/spotbugs/releases/tag/4.8.4","date":"2024-04-23T13:33:59Z","type":"stable","version":"4.8.4"},{"url":"https://github.com/spotbugs/spotbugs/releases/tag/4.8.3","date":"2023-12-12T10:47:36Z","type":"stable","version":"4.8.3"},{"url":"https://github.com/spotbugs/spotbugs/releases/tag/4.8.2","date":"2023-11-29T04:06:02Z","type":"stable","version":"4.8.2"},{"url":"https://github.com/spotbugs/spotbugs/releases/tag/4.8.1","date":"2023-11-07T02:19:27Z","type":"stable","version":"4.8.1"}]` |
| reliability.status_page | - | yes |
| security.scorecard | 4.5 | 5.1 |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=packagist&package_name=vimeo%2Fpsalm&per_page=100","last_12m":0,"max_severity":null}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=maven&package_name=com.github.spotbugs%3Aspotbugs-annotations&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Code Quality Tools)

| Capability | Psalm | SpotBugs |
|---|:--:|:--:|
| **Core** |  |  |
| Function | Static analyzer | Static analyzer |
| Language scope | Single-language | Single-language |
| Implementation language | PHP | Java |
| **Capability** |  |  |
| Autofix | ✓ | ✗ |
| **Config** |  |  |
| Config model | Config file | Rule packs |
| **Extensibility** |  |  |
| Custom rules | ✓ | ✓ |
| **Deployment** |  |  |
| Deployment | CLI-local | CLI-local |
| **Delivery** |  |  |
| Editor integration | - | ✓ |
| CI / VCS gating | - | - |
| **Insight** |  |  |
| Code metrics | ✓ | - |
| **Performance** |  |  |
| Incremental / monorepo aware | - | - |
| **Licensing** |  |  |
| Open-source | OSS | OSS |
| **Commercial** |  |  |
| Pricing model | Free | Free |

*Source: Vioscale. Generated 2026-09-01T17:13:28.341Z. "-" = undocumented, not absent.*