# Buck2 vs Lerna

| Attribute | Buck2 | Lerna |
|---|---|---|
| **Vioscale score** | 45.4 (22% (low)) | 53.9 (20% (low)) |
| activity.commits_last_30d | 100 | 10 |
| adoption.dependent_repos | 0 | 93,626 |
| adoption.github_stars | 4,406 | 36,052 |
| 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. | Lerna is a modern build system designed for JavaScript monorepos that enables developers to efficiently manage and release multiple packages from the same repository. It features a powerful command-line interface and development experience enhancements. |
| integrations.count | 4 | 4 |
| integrations.list | `[{"name":"BuildBarn"},{"name":"BuildBuddy"},{"name":"EngFlow"},{"name":"NativeLink"}]` | `[{"name":"VSCode"},{"name":"JetBrains IDEs"},{"name":"Nx Console"},{"name":"Nx Cloud"}]` |
| language.primary | Rust | TypeScript |
| license.spdx | Apache-2.0 | MIT |
| platform.support | - | `{"cli":true}` |
| pricing.model | - | commercial |
| release.cadence_days | 16 | 20 |
| 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/lerna/lerna/releases/tag/v10.0.1","date":"2026-08-19T13:37:24Z","type":"stable","version":"v10.0.1"},{"url":"https://github.com/lerna/lerna/releases/tag/v10.0.0","date":"2026-07-29T15:14:49Z","type":"stable","version":"v10.0.0"},{"url":"https://github.com/lerna/lerna/releases/tag/v9.0.7","date":"2026-03-13T19:32:08Z","type":"stable","version":"v9.0.7"},{"url":"https://github.com/lerna/lerna/releases/tag/v9.0.6","date":"2026-03-11T11:14:52Z","type":"stable","version":"v9.0.6"},{"url":"https://github.com/lerna/lerna/releases/tag/v9.0.5","date":"2026-02-28T07:32:44Z","type":"stable","version":"v9.0.5"},{"url":"https://github.com/lerna/lerna/releases/tag/v9.0.4","date":"2026-02-10T20:30:30Z","type":"stable","version":"v9.0.4"},{"url":"https://github.com/lerna/lerna/releases/tag/v9.0.3","date":"2025-11-27T17:21:13Z","type":"stable","version":"v9.0.3"},{"url":"https://github.com/lerna/lerna/releases/tag/v9.0.1","date":"2025-11-14T09:26:43Z","type":"stable","version":"v9.0.1"},{"url":"https://github.com/lerna/lerna/releases/tag/v9.0.0","date":"2025-09-23T08:48:00Z","type":"stable","version":"v9.0.0"},{"url":"https://github.com/lerna/lerna/releases/tag/v8.2.4","date":"2025-07-27T18:10:18Z","type":"stable","version":"v8.2.4"},{"url":"https://github.com/lerna/lerna/releases/tag/v8.2.3","date":"2025-06-29T17:33:09Z","type":"stable","version":"v8.2.3"},{"url":"https://github.com/lerna/lerna/releases/tag/v8.2.2","date":"2025-04-10T13:12:53Z","type":"stable","version":"v8.2.2"},{"url":"https://github.com/lerna/lerna/releases/tag/v8.2.1","date":"2025-03-03T15:20:50Z","type":"stable","version":"v8.2.1"},{"url":"https://github.com/lerna/lerna/releases/tag/v8.2.0","date":"2025-02-19T15:55:16Z","type":"stable","version":"v8.2.0"},{"url":"https://github.com/lerna/lerna/releases/tag/v8.1.9","date":"2024-10-31T10:18:17Z","type":"stable","version":"v8.1.9"},{"url":"https://github.com/lerna/lerna/releases/tag/v8.1.8","date":"2024-08-05T15:39:54Z","type":"stable","version":"v8.1.8"},{"url":"https://github.com/lerna/lerna/releases/tag/v8.1.7","date":"2024-07-21T17:00:05Z","type":"stable","version":"v8.1.7"},{"url":"https://github.com/lerna/lerna/releases/tag/v8.1.6","date":"2024-07-05T13:34:05Z","type":"stable","version":"v8.1.6"},{"url":"https://github.com/lerna/lerna/releases/tag/v8.1.5","date":"2024-06-24T14:41:37Z","type":"stable","version":"v8.1.5"},{"url":"https://github.com/lerna/lerna/releases/tag/v8.1.4","date":"2024-06-09T10:24:49Z","type":"stable","version":"v8.1.4"}]` |
| security.scorecard | - | 7 |
| 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=npm&package_name=lerna&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Monorepo Tools)

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

*Source: Vioscale. Generated 2026-09-01T14:32:30.439Z. "-" = undocumented, not absent.*