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Private company

SoftQuad Software

Logo: SoftQuad Software, Public domain, via Wikimedia Commons3

Canadian software company

SoftQuad Software, Ltd., was a Canadian software company best known for HoTMetaL, the first commercial HTML editor. It is also known for Author/Editor, the first specialized SGML editor, and Panorama, the first browser plugin for SGML. Panorama demonstrated the need for standardization of SGML on the web, which eventually resulted in the development of the XML specification.2 It was founded by James Clark.1 It ceased to exist in 2001.1 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1984Founded1
  • HeadquartersToronto1

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SoftQuad Software, Ltd., was a Canadian software company best known for HoTMetaL, the first commercial HTML editor. It is also known for Author/Editor, the first specialized SGML editor, and Panorama, the first browser plugin for SGML. Panorama demonstrated the need for standardization of SGML on the web, which eventually resulted in the development of the XML specification.2

The story

Founded by James Clark in 1984.1

Leadership

Who has led SoftQuad Software, and when. Pick a name to see everywhere that person has worked.

Products and brands

  • software

Listed on Wikidata.1

Timeline

  1. 2001Dissolved Dissolved1
  2. 1984Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

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