rack
RubyGemsv3.2.7Safe to adopt
Yes — rack scores well across adoption, maintenance, weight, supply chain, and licensing. 335.1M downloads per week and 10 known dependents. Last published 27 days ago. 45 releases in the last 2 years.
- AAdoption: grade A, Excellent.
335.1M downloads per week and 10 known dependents.
- AMaintenance: grade A, Excellent.
Last published 27 days ago. 45 releases in the last 2 years.
- AWeight: grade A, Excellent.
Zero runtime dependencies.
- BSupply chain: grade B, Good.
This package has a single maintainer (bus factor of 1).
- ALicense: grade A, Excellent.
MIT — permissive, with no copyleft found in the dependency tree.
Grades are computed deterministically from registry metadata collected by PackageGraph — downloads, dependents, publish dates, the resolved dependency tree, maintainer count, and declared licenses. No third-party scores are used.
Install cost
What you actually take on by adding rack to a project.
Runtime packages this one declares itself.
Distinct packages in the full runtime tree, deduplicated the way a package manager would.
Unpacked size of this package plus its entire runtime tree.
Longest resolved dependency chain below this package.
Compatibility
- Ruby
- No constraint declared
Used by
Popular packages that depend on rack.
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Relationship graph
Dependencies (left) and dependents (right) of rack.
Frequently installed together
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Release history
43 releases in the last two years, typically about 0 days apart.
| Version | Published | Size | License |
|---|---|---|---|
| 3.2.7latest | 27 days ago | — | MIT |
| 3.1.22 | 27 days ago | — | MIT |
| 2.2.24 | 27 days ago | — | MIT |
| 3.2.6 | 5 months ago | — | MIT |
| 3.1.21 | 5 months ago | — | MIT |
| 2.2.23 | 5 months ago | — | MIT |
| 3.2.5 | 6 months ago | — | MIT |
| 3.1.20 | 6 months ago | — | MIT |
| 2.2.22 | 6 months ago | — | MIT |
| 3.2.4 | 10 months ago | — | MIT |
| 3.1.19 | 10 months ago | — | MIT |
| 2.2.21 | 10 months ago | — | MIT |
| 3.2.3 | 11 months ago | — | MIT |
| 3.1.18 | 11 months ago | — | MIT |
| 2.2.20 | 11 months ago | — | MIT |
Overview
rack is an RubyGems package. It is extremely widely used, with about 335.1M downloads per week and 10 known dependents in the graph. The latest version is 3.2.7, released under the MIT license.
Who should use it
Teams working in the RubyGems ecosystem who need this functionality and value a battle-tested, widely-adopted solution.
When not to use it
Consider an alternative if you need to or if a more actively-maintained option better fits your RubyGems stack.
Pros
- Large, well-established user base (335.1M weekly downloads).
- Clear open-source license (MIT).
- Zero runtime dependencies — minimal footprint.
Cons
- No significant drawbacks detected from available metadata.
Auto-generated from collected registry metadata. No external claims are inferred.
Maintainers
Frequently asked questions
Should I use rack?
Yes — rack scores well across adoption, maintenance, weight, supply chain, and licensing. 335.1M downloads per week and 10 known dependents. Last published 27 days ago. 45 releases in the last 2 years.
How do I install rack?
Run `gem install rack` to add rack to your RubyGems project.
What license is rack released under?
rack is distributed under the MIT license.
How popular is rack?
rack has approximately 335,061,934 downloads per week and 10 known dependent packages.
Is rack still maintained?
The most recent release of rack (v3.2.7) was published 27 days ago.