John Gruber
The creator of Markdown, a lightweight markup language that Gruber designed in 2004 with the goal of enabling plain text to be written and read in a naturally formatted way, while also being convertible to structurally valid HTML.
Core Facts
Timeline (last 90 days)
John Gruber considers Muse to be the first truly usable agentic AI system aimed at the general public.
John Gruber is concerned that people do not realize how powerful and dangerous Muse is, especially when it runs on a user's Mac.
Markdown was created by John Gruber in 2004 and is a lightweight markup language used to convert plain text into HTML.
Markdown was released by John Gruber in 2004, and the CommonMark specification did not launch until 2014.
All Facts (6)
Markdown is a lightweight markup language created by John Gruber in 2004.
80%UnverifiedMarkdown was designed by John Gruber in 2004 and is a plain-text format widely used by technical platforms such as GitHub, Notion, and Reddit.
60%UnverifiedJohn Gruber considers Muse to be the first truly usable agentic AI system aimed at the general public.
50%UnverifiedJohn Gruber is concerned that people do not realize how powerful and dangerous Muse is, especially when it runs on a user's Mac.
50%UnverifiedMarkdown was created by John Gruber in 2004 and is a lightweight markup language used to convert plain text into HTML.
50%UnverifiedMarkdown was released by John Gruber in 2004, and the CommonMark specification did not launch until 2014.
50%