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Dependabot

Dependabot is GitHub's automated dependency update service; its MIT-licensed core logic opens pull requests to update vulnerable and outdated dependencies across many ecosystems.

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Introduction

Dependabot keeps dependencies up to date by opening pull requests. On GitHub it provides security updates for vulnerable dependencies and version updates on a schedule. The dependabot-core repository holds the MIT-licensed core logic for creating update PRs.

The source code is at dependabot/dependabot-core on GitHub under the MIT licence, with about 5,800 stars; the most recent commit was on 11 November 2026.

Features

  1. Security updates: PRs for vulnerable dependencies.
  2. Version updates: Scheduled updates via dependabot.yml.
  3. Many ecosystems: npm, pip, Maven, Gradle, Go, Cargo, Docker, GitHub Actions and more; see docs.
  4. Grouping: Group updates to reduce PR noise.
  5. Alerts: Dependabot alerts in GitHub.

Pros

  1. Free to use: Open source under MIT.
  2. Maintained: Commits as recent as 11 November 2026.
  3. Community: About 5,800 GitHub stars.

Cons

  1. GitHub-centric: Best experience on GitHub.
  2. PR volume: Can create many PRs without grouping.

Add .github/dependabot.yml:

version: 2
updates:
  - package-ecosystem: npm
    directory: "/"
    schedule:
      interval: weekly

Resources:

Pricing

Dependabot is available on GitHub at no extra cost; the core is MIT-licensed. See GitHub docs for details.

  1. GitHub teams wanting automatic dependency updates.
  2. Maintainers keeping projects patched.
  3. Not a fit outside GitHub without extra setup.

Conclusion

Dependabot automates dependency hygiene with pull requests, built into GitHub.

Alternatives

Other tools on CheckOps that cover similar ground. Open a page, or compare one with Dependabot side by side.