Developer tools news — AI coding assistants, IDEs, CLI tools, APIs, and productivity tools for software engineers. GitHub Copilot, Cursor, and more.
Developers released three tools for managing agent-generated code in production: ColliePWA, which provides self-hosted PWA access to remote agent terminals; Mati, a local guardrail layer designed to prevent unsafe agent …
Apache released Casbin Gateway, a local security gateway that installs with a single command and runs on http://localhost:17000 to govern the AI coding agents on a machine. The tool compiles roughly forty switches over e…
A developer built AI Video Factory, an MIT-licensed Python pipeline that turns a single topic into a complete 20-30 minute documentary, handling script research and writing, per-scene visuals, local TTS narration, music,…
A developer built ASOShot, a free browser-based editor for creating App Store and Google Play screenshot graphics, offering templates, device frames, caption editing, and full-resolution export without an account. The to…
A developer released MCP-Generator 2.1.5, an open-source CLI that converts OpenAPI specs into MCP servers for TypeScript, Python, and Go. The update replaces the one-endpoint-per-tool approach with tag-based grouping tha…
A developer's June 22, 2026 journal entry reports that Claude Code produced about 95% of the code at his workplace, with gpt-5.5 writing the remaining 5% and the author writing less than 1%. The author vibe-coded a mobil…
A new zero-dependency Python library, tg-rich-converter, converts LLM Markdown, LaTeX formulas, reasoning tags, and tables into native Telegram Bot API 10.1 Rich HTML for the sendRichMessage endpoint. The library support…
The independent community project JEV OAS Sentinel released a public alpha tool that compares two OpenAPI documents in two layers: deterministic structural checks plus TypeSafe Jev semantic evaluation of changed descript…
Simon Willison's Weblog published llm-keys-ui 0.1 on September 20, 2026, a release of the llm-keys-ui tool at version 0.1. The post provides no further details on the tool's features or purpose.
A developer released NiceTryGPT, an open-source project that helps CTF (capture-the-flag) authors reduce the effectiveness of cheap LLM shortcuts by removing obvious patterns from challenges while preserving their origin…
A developer's technical writeup explains that a language model's tokenizer is a frozen part of the trained artifact rather than preprocessing, and walks through tiktoken's educational byte-pair-encoding trainer and encod…
A developer released the obsidian-proofread plugin and a companion Claude Code skill that flags mechanical errors, vocabulary issues, and clutter in English writing and highlights the findings directly inside Obsidian. T…
Anthropic shipped four runtime controls to Claude Managed Agents in late August and early September 2026, including a hard per-session budget cap denominated in whole cents that pauses a session with the stop reason `bud…
A developer has documented how to configure Claude Code's Stop hook to fire a desktop notification when the AI coding agent finishes responding, distinguishing it from the Notification hook that signals Claude is waiting…
Developer mmeyerlein released meclaw, an open-source Rust framework for composing agentic systems, alongside meclaw-os, a reference implementation of a complete agentic OS. Each actor in meclaw runs in its own SQLite dat…
A developer documented why Claude Code's Bash tool frequently produces failing shell commands on macOS, tracing the issue to two root causes: the tool executes commands through the user's login shell (zsh on modern Macs)…
Developer FirePing32 released harness-api, an OpenAI-compatible server written in roughly 12,000 lines of Go with 11,000 lines of tests and one runtime dependency, that moves the agentic coding loop behind an HTTP endpoi…
A developer analyzed 2,116 messages sent to coding agents including Claude Code, Kimi, Cursor, and Copilot over three weeks and found that roughly 40% of typed input was overhead rather than real work. The breakdown show…
A blog post argues that coding agents are only the beginning of a broader shift, with agentic systems moving into pull requests, Playwright testing, and chip design tooling. The piece contends that the real competitive l…
Developer Ed White built AgentTrust, an MCP server that lets AI coding agents hire work on the XRP Ledger and release escrowed payment only when an automated referee evaluates the deliverable as PASS. The project ran the…