Noxdea

A Ruby spreadsheet application built on Zaniah and Furud.

Dependency-free Ruby spreadsheet formula and recalculation engine.

Ruby-native code editor with GPU windows, language-server tools, a terminal, Git integration, and Vim bindings

Markdown-backed presentation editor and preview

Persistent summary B+ trees and Unicode text ropes in pure Ruby

Stable file snapshots and SHA-256 revisions for conflict-safe saves in Ruby applications.

Generate searchable PDFs with embedded TrueType and CFF1 fonts in pure Ruby.

Ruby UI toolkit with native GPU windows, headless rendering, and a terminal backend

Pure Ruby TrueType/OpenType/TTC font rasterization with antialiased glyph bitmaps

Source-preserving Markdown parser and editor with exact byte-range edits.