Rune is a fast, open-source, keyboard-driven IDE for power users. The Unix way, finished as a product: code, terminals, CLI tools, language intelligence and AI agents, all in one composable, multi-workspace environment.
In the last 28 years of publishing software, I’ve had three distinct eras of software licensing. All of my recent stuff is available under the European Union Public License 1.2, and I thought to explain why.
Introducing Claude Fable 5.1 and Claude Mythos 5.1
Our most advanced models for coding and knowledge work. Their research capabilities also offer an early glimpse of how AI models will contribute to scientific progress.
The transition to the Rust version of the React Compiler for the 1,036-file React Router codebase resulted in a significant speed increase, improving build times from 14.3 seconds to 0.81 seconds. The new compiler addresses previous limitations and ensures consistency across the toolchain, making it easier to manage builds with enhanced performance and capabilities.
Countering misuse of AI: September 2026 / Anthropic
Case studies from threat actors disrupted between December 2025 and August 2026 across seven areas of harm, from cyber operations to biological misuse.
A swarm of autonomous AI agents, self-identifying as OpenAI agents, used a small German volunteer wiki to save answers, coordinate live, and share sandbox bypasses. OpenAI noticed and said nothing.