Portable Network Graphics

family of lossless compression bitmap image file formats
Place iso_standard Q178051
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Portable Network Graphics

Summary

Portable Network Graphics is an ISO standard[1]. It ranks in the top 4% of iso_standard entities by monthly Wikipedia readership (2,430 views/month).[2]

Key Facts

  • Portable Network Graphics's instance of is recorded as ISO standard[3].
  • Portable Network Graphics's instance of is recorded as lossless compression[4].
  • Portable Network Graphics's instance of is recorded as image compression[5].
  • Portable Network Graphics's instance of is recorded as raster-graphics file format[6].
  • Portable Network Graphics's based on is recorded as DEFLATE[7].
  • Portable Network Graphics is a type of raster-graphics file format[8].
  • Portable Network Graphics's software version identifier is recorded as PBF draft 1[9].
  • Portable Network Graphics's software version identifier is recorded as PBF draft 2[10].
  • Portable Network Graphics's software version identifier is recorded as PBF draft 3[11].
  • Portable Network Graphics's software version identifier is recorded as PBF draft 4[12].
  • Portable Network Graphics's software version identifier is recorded as PBF draft 5[13].
  • Portable Network Graphics's software version identifier is recorded as PBF draft 6[14].
  • Portable Network Graphics's software version identifier is recorded as PBF draft 7[15].
  • Portable Network Graphics's software version identifier is recorded as PBF draft 8[16].
  • Portable Network Graphics's software version identifier is recorded as PBF draft 9[17].
  • Portable Network Graphics's software version identifier is recorded as PBF draft 10[18].
  • Portable Network Graphics's software version identifier is recorded as 0.92[19].
  • Portable Network Graphics's software version identifier is recorded as 0.95[20].
  • Portable Network Graphics's software version identifier is recorded as 1.0[21].
  • Portable Network Graphics's software version identifier is recorded as 2.0[22].
  • Portable Network Graphics's software version identifier is recorded as 3.0[23].
  • Portable Network Graphics is used for image compression[24].
  • Portable Network Graphics's Commons category is recorded as Portable Network Graphics[25].
  • Portable Network Graphics comprises Portable Network Graphics, version 1.0[26].
  • Portable Network Graphics comprises Portable Network Graphics, version 1.1[27].

Body

Designation and Status

Recorded instance of include ISO standard[3], lossless compression[4], image compression[5], and raster-graphics file format[6].

Why It Matters

Portable Network Graphics ranks in the top 4% of iso_standard entities by monthly Wikipedia readership (2,430 views/month).[2] It has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[28] It is known by 49 alternative names across languages and contexts.[29]

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] . libpng.org. libpng.org. Provenance: wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . libpng.org. libpng.org. Provenance: wikidata.org.
  8. [10] . libpng.org. libpng.org. Provenance: wikidata.org.
  9. [11] . libpng.org. libpng.org. Provenance: wikidata.org.
  10. [12] . libpng.org. libpng.org. Provenance: wikidata.org.
  11. [13] . libpng.org. libpng.org. Provenance: wikidata.org.
  12. [14] . libpng.org. libpng.org. Provenance: wikidata.org.
  13. [15] . libpng.org. libpng.org. Provenance: wikidata.org.
  14. [16] . libpng.org. libpng.org. Provenance: wikidata.org.
  15. [17] . libpng.org. libpng.org. Provenance: wikidata.org.
  16. [18] . libpng.org. libpng.org. Provenance: wikidata.org.
  17. [19] . libpng.org. libpng.org. Provenance: wikidata.org.
  18. [20] . libpng.org. libpng.org. Provenance: wikidata.org.
  19. [21] . libpng.org. Retrieved . libpng.org. Provenance: wikidata.org.
  20. [22] . w3.org. w3.org. Provenance: wikidata.org.
  21. [23] . w3.org. Retrieved . w3.org. Provenance: wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . 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). Portable Network Graphics. Retrieved May 3, 2026, from https://4ort.xyz/entity/png
MLA “Portable Network Graphics.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/png.
BibTeX @misc{4ortxyz_png_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Portable Network Graphics}}, year = {2026}, url = {https://4ort.xyz/entity/png}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Portable Network Graphics — https://4ort.xyz/entity/png (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/png · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 6d ago · TiagoLubiana · 2026-05-15 view diff on Wikidata ↗
    Replaces
    Standards body World Wide Web Consortium
    Official website http://www.libpng.org/pub/png/, http://png-mng.sourceforge.net/pub/png/
    Based on DEFLATE
    + 16 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:1||1 */ [[Property:P14357]]: format_3603, Matched to [[:toollabs:mix-n-match/#/entry/289761649|PNG (#289761649)]] in [[:toollabs:mix-n-match/#/catalog/7899|EDAM Ontology]] #mix'n'"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.