Engine source and licenses

Tessera uses TeXmacs Upsilon, a fork of GNU TeXmacs by Massimiliano Gubinelli and contributors. GNU TeXmacs is copyright Joris van der Hoeven and contributors and is available under the GNU General Public License version 3 or later.

The distributed browser build includes Artifex MuPDF under the GNU Affero General Public License version 3 or later. Additional bundled components have their own notices.

• Exact TeXmacs Upsilon source revision
• MuPDF 1.28.5 source archive
• Build recipe and source provenance
• Native theme patch · Embedded build patch · Caret and fraction patch · Studio menu patch · Contextual editing tools patch · Workspace styling patch · Flush editor and font cache patch
• GNU GPL 3 · GNU AGPL 3 · Third-party notices
• Embedded engine page source