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Rack

API specification for web applications in programming language Ruby
CreativeWork free_software Q571734
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Rack

Summary

Rack is a free software[1]. Rack ranks in the top 9% of free_software entities by monthly Wikipedia readership (18 views/month).[2]

Key Facts

  • Rack's instance of is recorded as free software[3].
  • Rack's instance of is recorded as application programming interface[4].
  • Rack's instance of is recorded as middleware[5].
  • Rack's logo image is recorded as Rack-logo.png[6].
  • Rack's copyright license is recorded as MIT License[7].
  • Rack's programmed in is recorded as Q161053[8].
  • Rack's software version identifier is recorded as 1.5.2[9].
  • Rack's software version identifier is recorded as 2.0.3[10].
  • Rack's software version identifier is recorded as 2.0.4[11].
  • Rack's software version identifier is recorded as 1.6.8[12].
  • Rack's software version identifier is recorded as 0.1[13].
  • Rack's software version identifier is recorded as 0.2[14].
  • Rack's software version identifier is recorded as 0.3[15].
  • Rack's software version identifier is recorded as 0.4[16].
  • Rack's software version identifier is recorded as 0.9[17].
  • Rack's software version identifier is recorded as 0.9.1[18].
  • Rack's software version identifier is recorded as 1.0[19].
  • Rack's software version identifier is recorded as 1.0.1[20].
  • Rack's software version identifier is recorded as 1.1[21].
  • Rack's software version identifier is recorded as 1.1.2[22].
  • Rack's software version identifier is recorded as 1.1.3[23].
  • Rack's software version identifier is recorded as 1.1.4[24].
  • Rack's software version identifier is recorded as 1.1.5[25].
  • Rack's software version identifier is recorded as 1.1.6[26].
  • Rack's software version identifier is recorded as 1.2[27].

Why It Matters

Rack ranks in the top 9% of free_software entities by monthly Wikipedia readership (18 views/month).[2]

Related Entities

application programming interface free software

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . rack.github.io. Retrieved . rack.github.io. Provenance: wikidata.org.
  8. [10] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  9. [11] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  10. [12] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  11. [13] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  12. [14] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  13. [15] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  14. [16] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  15. [17] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  16. [18] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  17. [19] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  18. [20] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  19. [21] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  20. [22] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  21. [23] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  22. [24] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  23. [25] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  24. [26] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  25. [27] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Rack. Retrieved May 3, 2026, from https://4ort.xyz/entity/rack-q571734
MLA “Rack.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/rack-q571734.
BibTeX @misc{4ortxyz_rack-q571734_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Rack}}, year = {2026}, url = {https://4ort.xyz/entity/rack-q571734}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Rack — https://4ort.xyz/entity/rack-q571734 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/rack-q571734 · Last refreshed: