# Bazel

> { Fast, Correct } — Choose two

- **Canonical URI:** https://www.vioscale.ai/software/bazel
- **Category:** CI/CD Tools
- **Homepage:** https://bazel.build/
- **Also known as:** bazel
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-03T20:58:20.586Z

## Vioscale score

**70.8 / 100**, confidence 19% (low).

Composite of weighted, independently-sourced signals (no user reviews, no vendor payment).

| Signal | Score | Weight | Contribution | Evidence present |
|---|--:|--:|--:|:--:|
| price_level | 100 | 4 | 400 | ✓ |
| reliability | 0 | 8 | 0 | - |
| capabilities | 45.8 | 14 | 641.4 | ✓ |
| github_stars | 83.2 | 4 | 332.7 | ✓ |
| integrations | 0 | 8 | 0 | - |
| github_activity | 63.1 | 16 | 1009.6 | ✓ |
| release_cadence | 96.1 | 10 | 961.1 | ✓ |
| security_posture | 0 | 26 | 0 | - |
| package_downloads | 0 | 22 | 0 | - |
| pricing_transparency | 80 | 6 | 480 | ✓ |
| stackoverflow_activity | 0 | 8 | 0 | - |

## Pricing

_As of 2026-08-03, [verify at source](https://bazel.build/). Independently observed._

Open source · Free tier

## About

Bazel is an open source build system for multi-language, multi-platform projects. It enables fast incremental builds with advanced caching and parallel execution across multiple languages and platforms.

_Independently observed._

## Platform & deployment

- **Platforms:** CLI, macOS, Linux, Windows
- **Deployment:** Self-hosted

## Capabilities

_The capabilities that matter for CI/CD Tools. "-" = undocumented, not absent._

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

## Facts

Every value below carries its source and our confidence. Facts are re-crawled on a freshness schedule.

### pricing

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| pricing.free_tier | yes | [link](https://bazel.build/) | 2026-08-03 | 60% (medium) |
| pricing.model | commercial | [link](https://bazel.build/) | 2026-08-03 | 40% (low) |
| pricing.price_level | free | [link](https://bazel.build/) | 2026-08-03 | 60% (medium) |
| pricing.transparent | yes | [link](https://bazel.build/) | 2026-08-03 | 60% (medium) |

### activity

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| activity.commits_last_30d | 100 | [link](https://github.com/bazelbuild/bazel/pulse) | 2026-08-03 | 65% (medium) |

### adoption

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| adoption.github_stars | 25,670 | [link](https://github.com/bazelbuild/bazel) | 2026-08-03 | 90% (high) |

### language

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| language.primary | Java | [link](https://github.com/bazelbuild/bazel) | 2026-08-03 | 90% (high) |

### license

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| license.spdx | Apache-2.0 | [link](https://github.com/bazelbuild/bazel) | 2026-08-03 | 95% (high) |

### release

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| release.cadence_days | 7 | [link](https://github.com/bazelbuild/bazel/releases) | 2026-08-03 | 70% (medium) |

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*Source: Vioscale (https://www.vioscale.ai/software/bazel). Independent, evidence-based software intelligence. Cite the canonical URI.*