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LibreJS

browser add-on to block nonfree nontrivial JavaScript
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LibreJS

Summary

LibreJS is a Firefox extension[1]. LibreJS draws 10 Wikipedia views per month (firefox_extension category, ranking #6 of 12).[2]

Key Facts

  • LibreJS is the creator of Loic J. Duros[3].
  • LibreJS's image is recorded as LibreJS on Wikipedia.png[4].
  • LibreJS's instance of is recorded as Firefox extension[5].
  • LibreJS's instance of is recorded as GNU package[6].
  • LibreJS's instance of is recorded as free software[7].
  • LibreJS's maintained by is recorded as Rubén Rodríguez Pérez[8].
  • LibreJS's maintained by is recorded as Yuchen Pei[9].
  • LibreJS's movement is recorded as free software movement[10].
  • LibreJS's logo image is recorded as LibreJS icon.svg[11].
  • LibreJS's logo image is recorded as LibreJS.svg[12].
  • LibreJS's developer is recorded as GNU Project[13].
  • LibreJS's copyright license is recorded as Q27016754[14].
  • LibreJS's operating system is recorded as Q3251801[15].
  • LibreJS's operating system is recorded as BSD[16].
  • LibreJS's operating system is recorded as cross-platform[17].
  • LibreJS's software version identifier is recorded as 6.0.6[18].
  • LibreJS's software version identifier is recorded as 6.0.7[19].
  • LibreJS's software version identifier is recorded as 6.0.8[20].
  • LibreJS's software version identifier is recorded as 6.0.9[21].
  • LibreJS's software version identifier is recorded as 6.0.10[22].
  • LibreJS's software version identifier is recorded as 6.0.13[23].
  • LibreJS's software version identifier is recorded as 7.20.2[24].
  • LibreJS's software version identifier is recorded as 7.20.1[25].
  • LibreJS's software version identifier is recorded as 7.20.3[26].
  • LibreJS's software version identifier is recorded as 7.21.0[27].

Body

Works and Contributions

LibreJS is the creator of Loic J. Duros[3].

Why It Matters

LibreJS draws 10 Wikipedia views per month (firefox_extension category, ranking #6 of 12).[2] LibreJS has Wikipedia articles in 9 language editions, a strong signal of global cultural recognition.[28] LibreJS is known by 11 alternative names across languages and contexts.[29]

Related Entities

BSD cross-platform free software GNU GNU Project Rubén Rodríguez Pérez Yuchen Pei

References

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

Direct Wikidata claims

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

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] ↑ . Wikidata sitelinks. wikidata.org.
  3. [29] ↑ . Wikidata aliases. wikidata.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). LibreJS. Retrieved May 3, 2026, from https://4ort.xyz/entity/librejs
MLA “LibreJS.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/librejs.
BibTeX @misc{4ortxyz_librejs_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{LibreJS}}, year = {2026}, url = {https://4ort.xyz/entity/librejs}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): LibreJS — https://4ort.xyz/entity/librejs (retrieved 2026-05-03)

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