Comparison

Bazel vs Semaphore CI

No clear leader: Semaphore CI (68.3) and Bazel (65.3) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Bazel65
Semaphore CI68
Score
Vioscale score
Bazel65 / 100low · 42%
Semaphore CI68 / 100medium · 62%
Pricing
Free tier
Bazel
Semaphore CI
Model
Semaphore CIfreemium
Price level
Bazelfree
Semaphore CIlow
Transparent
Bazel
Semaphore CI
Integrations
Count
Bazel
Semaphore CI2
Security
Iso27001
Bazel
Semaphore CI
Pci
Bazel
Semaphore CI
Scorecard
Bazel6.1
Semaphore CI
Soc2
Bazel
Semaphore CI
Reliability
Status page
Bazel
Semaphore CI
Adoption
Dependent repos
Bazel3
Semaphore CI
Github stars
Bazel25,762
Semaphore CI
Activity
Commits last 30d
Bazel100
Semaphore CI
Release
Cadence days
Bazel5
Semaphore CI
History
Semaphore CI
License
Spdx
Semaphore CI
Language
Primary
BazelJava
Semaphore CI

Capabilities

Feature-by-feature on the axes that matter for ci/cd tools. “-” means undocumented, not absent.

Deployment
Hosting
BazelSelf-hosted only
Semaphore CICloud + self-hosted
Self-hosted runners
Bazel
Semaphore CI
Core
Config-as-code pipelines
Bazel-
Semaphore CI
Matrix / parallel builds
Bazel
Semaphore CI
Build
Container-native builds
Bazel-
Semaphore CI
Performance
Build caching
Bazel
Semaphore CI-
Security
Secrets management
Bazel-
Semaphore CI
Delivery
Deployment environments & approvals
Bazel-
Semaphore CI
Ecosystem
Reusable actions / marketplace
Bazel
Semaphore CI-

What each one is

The product in its own terms, so the numbers below have context.

Bazel

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.

Independently observed

Semaphore CI

Semaphore is a metered-pricing CI/CD platform offering cloud, hybrid, and self-hosted deployment options. Separates compute costs from support services, with transparent per-minute pricing starting at $0.0025/min for self-hosted.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Bazel

Open source
as of verify ↗

Semaphore CI

HybridFree tier

Free Community Edition (self-hosted, open source). Paid Semaphore Cloud and Enterprise Edition available.

  • Community EditionFree
  • Semaphore Cloud-
  • Enterprise EditionContact sales
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Bazel
Semaphore CI
macOS
Bazel
Semaphore CI
Windows
Bazel
Semaphore CI
Linux
Bazel
Semaphore CI
CLI
Bazel
Semaphore CI
Deployment
Cloud / SaaS
Bazel
Semaphore CI
Self-hosted
Bazel
Semaphore CI

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Bazel

Not documented yet.

Semaphore CI

2 total
  • GitHub
  • Flowdock
Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.