# Buck2 vs Pants

| Attribute | Buck2 | Pants |
|---|---|---|
| **Vioscale score** | 45.4 (22% (low)) | 52.6 (13% (low)) |
| activity.commits_last_30d | 100 | 32 |
| adoption.dependent_repos | 0 | 8 |
| adoption.github_stars | 4,406 | 3,819 |
| description.long | Buck2 is a successor to the original Buck build system designed for fast, hermetic compilation of multi-language projects. It enforces strict dependency tracking to prevent common build errors and supports seamless interoperation between different programming languages like Python, OCaml, and Rust. | - |
| integrations.count | 4 | - |
| integrations.list | `[{"name":"BuildBarn"},{"name":"BuildBuddy"},{"name":"EngFlow"},{"name":"NativeLink"}]` | - |
| language.primary | Rust | Python |
| license.spdx | Apache-2.0 | Apache-2.0 |
| pricing.model | - | commercial |
| release.cadence_days | 16 | 4 |
| release.history | `[{"url":"https://github.com/facebook/buck2/releases/tag/latest","date":"2023-04-13T15:18:53Z","type":"prerelease","version":"latest"},{"url":"https://github.com/facebook/buck2/releases/tag/2026-08-22","date":"2026-08-22T01:52:19Z","type":"prerelease","version":"2026-08-22"},{"url":"https://github.com/facebook/buck2/releases/tag/2026-08-01","date":"2026-08-01T00:49:00Z","type":"prerelease","version":"2026-08-01"},{"url":"https://github.com/facebook/buck2/releases/tag/2026-07-15","date":"2026-07-15T00:06:17Z","type":"prerelease","version":"2026-07-15"},{"url":"https://github.com/facebook/buck2/releases/tag/2026-07-01","date":"2026-07-01T04:43:37Z","type":"prerelease","version":"2026-07-01"},{"url":"https://github.com/facebook/buck2/releases/tag/2026-06-15","date":"2026-06-15T00:12:31Z","type":"prerelease","version":"2026-06-15"},{"url":"https://github.com/facebook/buck2/releases/tag/2026-06-01","date":"2026-06-01T09:49:33Z","type":"prerelease","version":"2026-06-01"},{"url":"https://github.com/facebook/buck2/releases/tag/2026-05-18","date":"2026-05-18T11:13:49Z","type":"prerelease","version":"2026-05-18"},{"url":"https://github.com/facebook/buck2/releases/tag/2026-05-01","date":"2026-05-01T00:10:33Z","type":"prerelease","version":"2026-05-01"},{"url":"https://github.com/facebook/buck2/releases/tag/2026-04-15","date":"2026-04-15T01:18:03Z","type":"prerelease","version":"2026-04-15"},{"url":"https://github.com/facebook/buck2/releases/tag/2026-04-01","date":"2026-04-01T22:15:42Z","type":"prerelease","version":"2026-04-01"},{"url":"https://github.com/facebook/buck2/releases/tag/2026-03-15","date":"2026-03-15T01:03:08Z","type":"prerelease","version":"2026-03-15"},{"url":"https://github.com/facebook/buck2/releases/tag/2026-03-11","date":"2026-03-11T17:37:31Z","type":"prerelease","version":"2026-03-11"},{"url":"https://github.com/facebook/buck2/releases/tag/2026-02-01","date":"2026-02-01T02:32:14Z","type":"prerelease","version":"2026-02-01"},{"url":"https://github.com/facebook/buck2/releases/tag/2026-01-19","date":"2026-01-19T10:07:57Z","type":"prerelease","version":"2026-01-19"},{"url":"https://github.com/facebook/buck2/releases/tag/2026-01-02","date":"2026-01-02T19:57:35Z","type":"prerelease","version":"2026-01-02"},{"url":"https://github.com/facebook/buck2/releases/tag/2025-12-15","date":"2025-12-15T14:34:45Z","type":"prerelease","version":"2025-12-15"},{"url":"https://github.com/facebook/buck2/releases/tag/2025-12-01","date":"2025-12-01T17:54:10Z","type":"prerelease","version":"2025-12-01"},{"url":"https://github.com/facebook/buck2/releases/tag/2025-11-15","date":"2025-11-15T03:41:46Z","type":"prerelease","version":"2025-11-15"},{"url":"https://github.com/facebook/buck2/releases/tag/2025-11-01","date":"2025-11-01T00:12:33Z","type":"prerelease","version":"2025-11-01"}]` | `[{"url":"https://github.com/pantsbuild/pants/releases/tag/release_2.34.0.dev3","date":"2026-08-18T20:43:50Z","type":"prerelease","version":"release_2.34.0.dev3"},{"url":"https://github.com/pantsbuild/pants/releases/tag/release_2.33.0","date":"2026-08-01T16:58:43Z","type":"stable","version":"release_2.33.0"},{"url":"https://github.com/pantsbuild/pants/releases/tag/release_2.34.0.dev2","date":"2026-08-01T16:58:08Z","type":"prerelease","version":"release_2.34.0.dev2"},{"url":"https://github.com/pantsbuild/pants/releases/tag/release_2.33.0rc0","date":"2026-07-27T18:29:52Z","type":"prerelease","version":"release_2.33.0rc0"},{"url":"https://github.com/pantsbuild/pants/releases/tag/release_2.34.0.dev1","date":"2026-07-23T15:35:45Z","type":"prerelease","version":"release_2.34.0.dev1"},{"url":"https://github.com/pantsbuild/pants/releases/tag/release_2.34.0.dev0","date":"2026-07-16T20:08:04Z","type":"prerelease","version":"release_2.34.0.dev0"},{"url":"https://github.com/pantsbuild/pants/releases/tag/release_2.33.0a0","date":"2026-07-08T16:27:40Z","type":"prerelease","version":"release_2.33.0a0"},{"url":"https://github.com/pantsbuild/pants/releases/tag/release_2.33.0.dev5","date":"2026-07-01T20:53:08Z","type":"prerelease","version":"release_2.33.0.dev5"},{"url":"https://github.com/pantsbuild/pants/releases/tag/release_2.32.1","date":"2026-06-27T01:06:42Z","type":"stable","version":"release_2.32.1"},{"url":"https://github.com/pantsbuild/pants/releases/tag/release_2.33.0.dev4","date":"2026-06-23T14:57:18Z","type":"prerelease","version":"release_2.33.0.dev4"},{"url":"https://github.com/pantsbuild/pants/releases/tag/release_2.33.0.dev3","date":"2026-06-12T17:52:32Z","type":"prerelease","version":"release_2.33.0.dev3"},{"url":"https://github.com/pantsbuild/pants/releases/tag/release_2.32.0","date":"2026-05-29T03:40:57Z","type":"stable","version":"release_2.32.0"},{"url":"https://github.com/pantsbuild/pants/releases/tag/release_2.33.0.dev2","date":"2026-05-25T00:58:54Z","type":"prerelease","version":"release_2.33.0.dev2"},{"url":"https://github.com/pantsbuild/pants/releases/tag/release_2.32.0rc1","date":"2026-05-18T00:23:45Z","type":"prerelease","version":"release_2.32.0rc1"},{"url":"https://github.com/pantsbuild/pants/releases/tag/release_2.32.0rc0","date":"2026-05-15T20:39:16Z","type":"prerelease","version":"release_2.32.0rc0"},{"url":"https://github.com/pantsbuild/pants/releases/tag/release_2.30.3rc0","date":"2026-05-11T14:41:46Z","type":"prerelease","version":"release_2.30.3rc0"},{"url":"https://github.com/pantsbuild/pants/releases/tag/release_2.32.0a1","date":"2026-05-06T21:18:16Z","type":"prerelease","version":"release_2.32.0a1"},{"url":"https://github.com/pantsbuild/pants/releases/tag/release_2.31.1rc1","date":"2026-05-06T15:48:49Z","type":"prerelease","version":"release_2.31.1rc1"},{"url":"https://github.com/pantsbuild/pants/releases/tag/release_2.32.0a0","date":"2026-04-16T01:05:05Z","type":"prerelease","version":"release_2.32.0a0"},{"url":"https://github.com/pantsbuild/pants/releases/tag/release_2.30.2","date":"2026-04-15T21:30:21Z","type":"stable","version":"release_2.30.2"}]` |
| security.scorecard | - | 5.3 |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=cargo&package_name=pagable_storage&per_page=100","last_12m":0,"max_severity":null}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=pypi&package_name=pantsbuild.pants&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Monorepo Tools)

| Capability | Buck2 | Pants |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Affected detection | - | - |
| Remote caching | - | - |
| Remote execution | - | - |
| Hermetic sandboxed builds | - | - |
| Reapi compliant | - | - |
| Task dag orchestration | - | - |
| Code generators | - | - |
| Dependency graph visualization | - | - |

*Source: Vioscale. Generated 2026-09-01T14:37:22.598Z. "-" = undocumented, not absent.*