Open VSX “Must log in with Eclipse Foundation account” error: quick fix
When publishing an extension to Open VSX, you may see: “You must log in with an Eclipse Foundation account and...
Open VSX and software sovereignty in the era of AI-driven developer tools
Extension marketplaces have quietly become one of the most strategic control points in modern developer tooling. As editors and IDEs...
If You Depend on Eclipse Platform Technologies, Now Is the Time to Act
While IDE usage declines, the underlying Eclipse Platform technologies remain mature and widely deployed. Eclipse Rich Client Platform (RCP) and...
The story of modernising the Eclipse Platform and IDE
Initiative 31 Final Report: proving an OS-agnostic future for SWT The Eclipse Platform has been powering the Eclipse IDE and...
Open, Extensible, and AI-Ready: A Look Back at Eclipse Developer Tooling in 2025
As we reach the end of 2025, I find myself looking back not just at milestones, but at momentum. Twelve...
Why Cursor, Windsurf and co fork VS Code, but shouldn't
Forking VS Code gets you to market fast. Building on a platform gets you a product that lasts. Eclipse Theia...
Recognition for Openness: Theia AI Receives the 2025 CODiE Award
It is not every day that an open source developer tool receives recognition from outside its own ecosystem. This week...
TheiaCon 2025: Two Days of Open, AI-Native Innovation in Developer Tools
TheiaCon 2025 is almost here: our two-day online conference (29–30 October, 16:00–19:00 CET) fully dedicated to the Eclipse Theia ecosystem...
From Students to Eclipse IDE Contributors: Growing the Next Generation of Committers
Over the summer, students from the Computing Talent Initiative partnered with CodeDay to contribute to the Eclipse IDE. For many...
TheiaCon 2025 CFP: Bring Your Deep Dives on Eclipse Theia, Theia IDE & Theia AI
Closed, proprietary AI stacks are reshaping developer tools: often at the expense of transparency, portability, and control. Eclipse Theia takes...
Why Extending GitHub Copilot in VS Code May Not Be the Best Fit for Your AI-Native Development Tool
When organizations plan to build a new tool or IDE today, AI integration is almost always a key requirement from...
Can't Download VSIX from VS Code? Use OpenVSX
📦Can’t Download VSIX Files from the VS Code Marketplace Anymore? Here’s What You Can Do If you've tried to manually...