head to head · open source
dockle vs bundler-audit
dockle has 3,295 GitHub stars, 167 forks, 53 open issues and last shipped 1 months ago. bundler-audit has 2,759 stars, 247 forks, 49 open issues and last shipped 2 days ago. dockle leads on adoption by 19% (3,295 vs 2,759 stars). dockle is written in Go under Apache-2.0; bundler-audit is written in Ruby under GPL-3.0. dockle has attracted 5% as many forks as stars, bundler-audit 9%. bundler-audit was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 3 topic tags (security, security-audit, security-tools), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| dockle | bundler-audit | |
|---|---|---|
| GitHub stars | ★ 3.3K | ★ 2.8K |
| License | Apache-2.0 | GPL-3.0 |
| Written in | Go | Ruby |
| Last push | 2026-08-10 | 2026-09-18 |
| Forks | ⑂ 167 | ⑂ 247 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick dockle if
- You weight community size — 3.3K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick bundler-audit if
- You want the bundler-audit feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches Ruby
- You evaluated both and bundler-audit fits your workflow better
About dockle
Dockle is an open source container image linter written in Go that audits already built Docker images against security and best practice checkpoints, aimed at developers and DevSecOps teams who ship containers and want that audit to run automatically.
read the full dockle overview →
About bundler-audit
bundler audit is a command line security scanner that checks a Ruby project's Gemfile.lock for known vulnerable gem versions and insecure gem sources, built for Ruby developers and CI pipelines that need patch level verification of the gems they ship.
read the full bundler-audit overview →
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Frequently asked questions
Is dockle or bundler-audit more popular?
dockle has 3,295 GitHub stars and bundler-audit has 2,759. dockle has the larger community by that measure.
Are dockle and bundler-audit free?
Both are open source. dockle is licensed under Apache-2.0 and bundler-audit under GPL-3.0. Neither carries a licence fee.
What is the difference between dockle and bundler-audit?
dockle is written in Go and bundler-audit in Ruby. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, dockle or bundler-audit?
Choose dockle if you want the larger community (3,295 stars) or its Apache-2.0 licence terms. Choose bundler-audit if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.