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Lightning

free software
CreativeWork digital_calendar Q854029
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Summary

Lightning is a digital calendar[1].

Key Facts

  • Instance of: add-on[2], free software[3]
  • Developer: Mozilla Foundation[4]
  • Copyright license: GNU Lesser General Public License[5], GNU General Public License[6]
  • Programmed in: C++[7]
  • Operating system: Linux[8]
  • Software version identifier: 4.5b1[9], 4.0.5.2[10], 4.7.4[11], 5.2b1[12], 6.2.3.1[13], 6.6b3[14]
  • Has use: personal information manager[15]
  • Official website: https://www.thunderbird.net/en-US/calendar/[16]
  • Different from: GNU lightning[17]
  • Copyright status: copyrighted[18]

Related Entities

C++ free software Linux

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . addons.mozilla.org. addons.mozilla.org. Provenance: wikidata.org.
  11. [12] ↑ . addons.mozilla.org. addons.mozilla.org. Provenance: wikidata.org.
  12. [13] ↑ . developer.mozilla.org. developer.mozilla.org. Provenance: wikidata.org.
  13. [14] ↑ . developer.mozilla.org. developer.mozilla.org. Provenance: wikidata.org.
  14. [15] ↑ . wikidata.org.
  15. [16] ↑ . wikidata.org.
  16. [17] ↑ . wikidata.org.
  17. [18] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. 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). Lightning. Retrieved October 30, 2026, from https://4ort.xyz/entity/lightning-q854029
MLA “Lightning.” 4ort.xyz Knowledge Graph, 4ort.xyz, 30 Oct. 2026, https://4ort.xyz/entity/lightning-q854029.
BibTeX @misc{4ortxyz_lightning-q854029_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Lightning}}, year = {2026}, url = {https://4ort.xyz/entity/lightning-q854029}, note = {Accessed: 2026-10-30}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Lightning — https://4ort.xyz/entity/lightning-q854029 (retrieved 2026-10-30)

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