1. PenroseCreate beautiful diagrams just by typing mathematical notation in plain text.
2. Walt⚡ Walt is a JavaScript-like syntax for WebAssembly text format ⚡
3. Nearley📜🔜🌲 Simple, fast, powerful parser toolkit for JavaScript.
4. VSL✏️ VSL: Versatile, Safe, Language
5. actusA monorepo for a self learning command palette driven by a final state machine implemented in XState.
7. edtf.jsExtended Date Time Format (ISO 8601-2 / EDTF) Parser for JavaScript
12. loonyA proof-of-concept library for building Javascript DSLs
13. bibtex-jsLibrary for parsing .bib files, used in Bibliography.js 📚
16. http-request-in-editorReference implementation of HTTP Request in Editor Specification https://github.com/JetBrains/http-request-in-editor-spec
19. jsonlintJSON/CJSON/JSON5 parser, syntax & schema validator and pretty-printer with a command-line client, written in pure JavaScript.
22. SorrygleText-based MIDI writing language and its compiler
24. powerplatform-vscodeThe Power Platform VSCode extension makes it easy to manage Power Platform environments and allows the developer to create, build and deploy Power Platform solutions, packages and portals.
25. tosh2text-based Scratch project editor, Take Two.
29. pianolaA declarative function composition and evaluation engine.
31. liqeLightweight and performant Lucene-like parser, serializer and search engine.
32. puzzlescript🎮 Play Accessible PuzzleScript games in your terminal or embed them