Abu is an open-source desktop office AI: one natural-language prompt to read local files, run commands, and write docs on your machine. Apache-2.0, v0.60.1, ~408 stars. Researched October 29, 2026.
Textus is a cross-platform AI Markdown editor: WYSIWYG plus margin AI revisions on local .md files. MIT, v1.2.4, ~523 stars. Researched October 28, 2026.