Apr 22nd 2026
Mark Sujew
Mark shares lessons from building DSLs and language tooling, from Xtext and Langium to our new high-performance framework Fastbelt.
Dr. Steven Smyth, Dr. Johannes Meier
Steven and Johannes introduce the Langium Serializer, explaining how it can generate DSL text from in-memory AST models.
Apr 21st 2026
Dr. Miro Spönemann, Jan Bicker
Miro and Jan present OCT, an open-source, cross-platform framework for real-time collaborative coding spanning IDEs, web apps, and AI agents.
Mar 27th 2026
Mark Sujew, Dr. Miro Spönemann
We introduce Fastbelt, a native Go-based DSL toolkit that outperforms both Langium and Xtext by orders of magnitude.
Feb 4th 2026
Dr. Miro Spönemann
A walk through the history of open source projects initiated at TypeFox, spanning ten years of building tools and frameworks that found their way into products and ecosystems worldwide.
Jan 21st 2026
Daniel Dietrich, Dr. Miro Spönemann
On the occasion of our tenth anniversary, we share how we work, why open source matters to us, and what makes this model sustainable.
Dec 16th 2025
What we’ve learned from building large-scale language tooling with Langium and Xtext, and a first glimpse at a new high-performance language engineering toolkit.
Nov 19th 2025
Markus Rudolph
Turning the AST of a Langium-based language into LLVM IR with llvm-bindings, step by step from literals to function calls, and compiling the result with clang.
Oct 30th 2025
Mark explains how native Jupyter-style notebooks were implemented in Theia, detailing key architecture choices and performance improvements.
Oct 29th 2025
Miro presents Open Collaboration Tools, an open-source framework enabling real-time collaborative editing across IDEs and web applications.
Oct 10th 2025
Soulaymen Chouri, Dr. Steven Smyth
In this post, we showcase SWAG: A semiformal DSL for generating web applications, as well as some patterns and best practices for building semiformal DSLs.
Sep 25th 2025
Kai Salmen
monaco-languageclient 10 bundles what you need to run the Monaco Editor with language servers, VS Code services and React, and replaces monaco-editor-wrapper.
