Microsoft Open-Sources Comic Chat, the App That Helped Popularize Comic Sans

Microsoft Comic Chat, an experimental IRC client that transformed online conversations into comic strips, has been released as open-source software.

The complete source code is now available on GitHub, allowing developers and computing enthusiasts to study and experiment with the unusual Microsoft application.

What Was Microsoft Comic Chat?

Microsoft released Comic Chat in the mid-1990s as an alternative to traditional IRC clients.

Instead of showing messages as lines of scrolling text, the software presented conversations through illustrated characters, speech bubbles, and comic-style panels.

Computer scientist David Kurlander developed the application after work began in 1995 within Microsoft Research’s Virtual Worlds Group.

How Comic Chat Turned Messages Into Comics

Comic Chat analyzed each message and automatically selected character expressions, poses, and panel layouts.

An angry message could make a character frown, cross its arms, or adopt a more confrontational pose. The program then arranged the characters and dialogue into sequential comic panels.

Independent comic artist Jim Woodring designed the illustrated characters used by the application.

Comic Chat’s Connection to Comic Sans

Microsoft typographer Vincent Connare created Comic Sans in 1994 for Microsoft Bob.

However, Connare completed the font too late for inclusion in the final version of Bob. Comic Chat later became one of the first Microsoft applications to use it.

Comic Sans imitated the hand-lettered text commonly found inside comic-book speech bubbles, making it a natural fit for Comic Chat’s visual conversations.

Why Comic Sans Became Controversial

Comic Sans matched Comic Chat’s informal design and comic-book presentation.

The font later appeared in professional documents, signs, presentations, and other settings for which it was not designed.

Its widespread use contributed to its reputation as one of the world’s most disliked fonts.

Microsoft Releases the Complete Source Code

Microsoft has now published Comic Chat’s complete source code on GitHub.

The software mainly serves as a historical computing project rather than a practical replacement for modern messaging applications.

Developers can inspect the codebase, test the software, and explore an early Microsoft experiment that combined online communication, automated visual storytelling, and typography.

The release also preserves an unusual part of Microsoft’s software history and the early story of Comic Sans.

In other news, Zoom has released an emergency security patch, while Microsoft has delayed the removal of the -Credential parameter in Exchange Online PowerShell. Microsoft has also refreshed its Windows 11 installation media with the July 2026 updates.