# Bazel vs Drone

**Leader by Vioscale score:** Bazel

| Attribute | Bazel | Drone |
|---|---|---|
| **Vioscale score** | 65.3 (42% (low)) | 52.8 (19% (low)) |
| activity.commits_last_30d | 100 | - |
| adoption.dependent_repos | 3 | - |
| adoption.github_stars | 25,762 | - |
| deployment.options | `{"self_hosted":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | An open-source build and test system designed to efficiently compile and test projects written in multiple programming languages while supporting builds for different target platforms. It uses intelligent caching and parallel execution to speed up builds and scales to handle large codebases across multiple repositories. | Self-service continuous integration platform for automating software build and testing with Docker-containerized pipelines. |
| features.capabilities | `{"caching":true,"hosting":"self","marketplace":true,"matrix_builds":true,"self_hosted_runners":true}` | `{"hosting":"both","marketplace":true,"yaml_pipelines":true,"container_native":true,"secrets_management":true,"deploy_environments":true,"self_hosted_runners":true}` |
| integrations.count | - | 6 |
| integrations.list | - | `[{"name":"GitHub"},{"name":"GitHub Enterprise"},{"name":"Bitbucket"},{"name":"GitLab"},{"name":"Docker"},{"name":"MySQL"}]` |
| language.primary | Java | - |
| license.spdx | Apache-2.0 | - |
| market.availability | - | `{"hqCountry":"US","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"mac":true,"linux":true,"windows":true}` | `{"web":true}` |
| pricing | `{"type":"open_source","sourceUrl":"https://bazel.build/","retrievedAt":"2026-08-13T23:02:29.441Z"}` | `{"type":"free","freeTier":true,"sourceUrl":"https://www.drone.io","retrievedAt":"2026-08-13T18:17:03.047Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | free |
| pricing.price_level | free | free |
| pricing.transparent | yes | - |
| release.cadence_days | 5 | - |
| release.history | `[{"url":"https://github.com/bazelbuild/bazel/releases/tag/8.8.0rc3","date":"2026-08-25T22:48:54Z","type":"prerelease","version":"8.8.0rc3"},{"url":"https://github.com/bazelbuild/bazel/releases/tag/8.8.0rc2","date":"2026-08-18T21:22:09Z","type":"prerelease","version":"8.8.0rc2"},{"url":"https://github.com/bazelbuild/bazel/releases/tag/8.8.0rc1","date":"2026-08-06T23:58:18Z","type":"prerelease","version":"8.8.0rc1"},{"url":"https://github.com/bazelbuild/bazel/releases/tag/9.2.0","date":"2026-07-13T20:39:01Z","type":"stable","version":"9.2.0"},{"url":"https://github.com/bazelbuild/bazel/releases/tag/9.2.0rc2","date":"2026-07-09T20:29:30Z","type":"prerelease","version":"9.2.0rc2"},{"url":"https://github.com/bazelbuild/bazel/releases/tag/9.2.0rc1","date":"2026-06-25T23:01:04Z","type":"prerelease","version":"9.2.0rc1"},{"url":"https://github.com/bazelbuild/bazel/releases/tag/9.1.1","date":"2026-06-03T21:14:12Z","type":"stable","version":"9.1.1"},{"url":"https://github.com/bazelbuild/bazel/releases/tag/9.1.1rc1","date":"2026-05-29T20:29:47Z","type":"prerelease","version":"9.1.1rc1"},{"url":"https://github.com/bazelbuild/bazel/releases/tag/8.7.0","date":"2026-05-07T16:47:07Z","type":"stable","version":"8.7.0"},{"url":"https://github.com/bazelbuild/bazel/releases/tag/8.7.0rc2","date":"2026-05-05T10:38:12Z","type":"prerelease","version":"8.7.0rc2"},{"url":"https://github.com/bazelbuild/bazel/releases/tag/8.7.0rc1","date":"2026-04-27T20:33:38Z","type":"prerelease","version":"8.7.0rc1"},{"url":"https://github.com/bazelbuild/bazel/releases/tag/9.1.0","date":"2026-04-20T20:15:57Z","type":"stable","version":"9.1.0"},{"url":"https://github.com/bazelbuild/bazel/releases/tag/9.1.0rc3","date":"2026-04-15T21:27:05Z","type":"prerelease","version":"9.1.0rc3"},{"url":"https://github.com/bazelbuild/bazel/releases/tag/9.1.0rc2","date":"2026-04-14T22:52:24Z","type":"prerelease","version":"9.1.0rc2"},{"url":"https://github.com/bazelbuild/bazel/releases/tag/9.1.0rc1","date":"2026-04-09T22:00:19Z","type":"prerelease","version":"9.1.0rc1"},{"url":"https://github.com/bazelbuild/bazel/releases/tag/9.0.2","date":"2026-04-09T23:33:00Z","type":"stable","version":"9.0.2"},{"url":"https://github.com/bazelbuild/bazel/releases/tag/9.0.2rc3","date":"2026-04-09T20:10:31Z","type":"prerelease","version":"9.0.2rc3"},{"url":"https://github.com/bazelbuild/bazel/releases/tag/9.0.2rc2","date":"2026-04-07T18:28:22Z","type":"prerelease","version":"9.0.2rc2"},{"url":"https://github.com/bazelbuild/bazel/releases/tag/9.0.2rc1","date":"2026-04-03T00:47:38Z","type":"prerelease","version":"9.0.2rc1"},{"url":"https://github.com/bazelbuild/bazel/releases/tag/9.0.1","date":"2026-03-10T18:39:13Z","type":"stable","version":"9.0.1"}]` | - |
| security.scorecard | 6.1 | - |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=conda&package_name=bazel&per_page=100","last_12m":0,"max_severity":null}` | - |

## Capabilities (CI/CD Tools)

| Capability | Bazel | Drone |
|---|:--:|:--:|
| **Deployment** |  |  |
| Hosting | Self-hosted only | Cloud + self-hosted |
| Self-hosted runners | ✓ | ✓ |
| **Core** |  |  |
| Config-as-code pipelines | - | ✓ |
| Matrix / parallel builds | ✓ | - |
| **Build** |  |  |
| Container-native builds | - | ✓ |
| **Performance** |  |  |
| Build caching | ✓ | - |
| **Security** |  |  |
| Secrets management | - | ✓ |
| **Delivery** |  |  |
| Deployment environments & approvals | - | ✓ |
| **Ecosystem** |  |  |
| Reusable actions / marketplace | ✓ | ✓ |

*Source: Vioscale. Generated 2026-09-01T16:35:34.716Z. "-" = undocumented, not absent.*