Cache, an open-source AI bookmark manager, unifies bookmarks across platforms into a single actionable library with AI-assisted organization, search, and automations. The tool, built with Next.js, Bun…
A solo developer forked Bun 1.3.14, the last Zig-based release, into a new runtime called Cruller after Anthropic's Bun team rewrote their runtime in Rust, abandoning roughly 700,000 lines of Zig code…
A developer published a guide for integrating headroom-ai with OpenCode for context compression and proxy routing, including fixes for absolute path resolution and dynamic chunk binding. The guide war…
A developer details how to build MCP plugins that survive the spec, noting that the July 28, 2026 revision makes MCP stateless by moving to Streamable HTTP and removing resumability. The server become…
A one-person fork of Bun called Buz, created by GitHub user jazzzooo, claims sub-second incremental builds of the 535,000-line JavaScript runtime by porting the codebase to modern Zig, directly challe…
The `irm | iex` PowerShell pattern, used by major projects like Bun and the Hugging Face CLI to install software, creates a security blind spot by executing remote code directly in memory without revi…
Developer Ammar Najjar rebuilt his personal website using Astro, Bun, and Cloudflare Pages, achieving under 10 KB of JavaScript on most pages and excellent Core Web Vitals. The architecture includes s…
Cruller, a production-focused fork of the Bun runtime ported to vanilla Zig 0.16, reduces the official Bun 1.3.14 binary size by about 18% to 73.0 MiB while maintaining performance parity on a V8 Cryp…
Anthropic's Claude Code, an AI coding assistant, has been rewritten in Bun, a JavaScript runtime, resulting in significant performance improvements including faster startup times and reduced latency f…
Bun creator Jarred Sumner used 64 parallel Claude Code agents to rewrite 535,000 lines of Zig into Rust in 11 days at an API cost of approximately $165,000, shipping the result in Claude Code v2.1.181…
On 2026-07-20, Simon Willison reported that Claude Code is now running on Bun, a Rust-based JavaScript runtime, while Alibaba's Qwen 3.8 reached number two on Hacker News with 737 points, signaling a …
Anthropic's Claude Fable 5 model, live for 40 days, leads competitors on SWE-Bench Pro by 11 points with an 80.3% score and costs $10/$50 per million input/output tokens, but its refusal system return…
Anthropic has used its Claude Code AI agent to run large-scale code migrations, including porting Bun's million-line codebase from Zig to Rust in under two weeks with 100% of existing tests passing, a…
Claude Code v2.1.181, released June 17th, now uses the Rust port of Bun, according to Jarred Sumner, creator of Bun. Startup is 10% faster on Linux, and evidence from the Claude Code binary shows Bun …
Anthropic's Claude Code dynamic workflows, now generally available for all paid plans, enable up to 1,000 parallel subagents with adversarial verification, as demonstrated by Jarred Sumner porting 750…
Anthropic's Claude Code, used to develop its own products, has struggled for over a year to fix text flickering in long chat sessions, raising doubts about the effectiveness of agentic software develo…
Jarred Sumner rewrote Bun from Zig to Rust in 11 days using 64 Claude Fable 5 agents, costing about $165,000, resulting in a 20% smaller binary, 2-5% higher HTTP throughput, and 128 fixed bugs. Andrew…
Cybara, an open-source AI agent platform built with TypeScript and Bun, has been released under the MIT license. The platform integrates agents, tools, plugins, skills, MCP, ACP, LSP, browser and desk…
A screenshot from a pull request in the Bun repository shows AI reviewers CodeRabbit and Claude review bot interacting with Robobun, highlighting the growing trend of AI systems reviewing code generat…
TypeScript developers face increased risk from malicious npm packages, with the Shai-Hulud 2.0 attack in November backdooring 796 packages totaling over 20 million weekly downloads and the Mini Shai-H…