Show HN: Singularity-Claude – Self-Evolving Skills for Claude Code https://ift.tt/w69j2Pl March 20, 2026 at 04:43AM

Show HN: Sonar – A tiny CLI to see and kill whatever's running on localhost https://ift.tt/CgMkJUn March 20, 2026 at 02:59AM

Show HN: Cybertt – Cybersecurity Tabletop https://cybertt.xyz/ March 20, 2026 at 02:29AM

Show HN: Play 90s classic X-Com – UFO Defense in the browser via WASM https://ift.tt/g7MemZ3 March 19, 2026 at 04:52AM

Show HN: Agentic Copilot – Bring Claude Code, OpenCode, Gemini CLI into Obsidian Obsidian plugin that connects to CLI agents you already have installed. No built-in LLM integration, no API keys to configure in the plugin. It spawns your tool as a ch…

Show HN: Ripl – A unified 2D/3D engine for Canvas, SVG, WebGPU, and the Terminal After several years, with a small hiatus in the middle, I've finally got Ripl to the point of being published. Ripl is a library for rendering 2D and 3D shapes to a…

Show HN: Claude-copy – Copy Claude Code output to clipboard I use Claude Code all day. The single best habit I've added: paste its output into a second model before letting it execute. Catches bad plans before they ship. The friction was copying…

Show HN: A client-side visual workflow builder for PDFs https://ift.tt/fsOVEKB March 18, 2026 at 01:59AM

Show HN: Pgit – A Git-like CLI backed by PostgreSQL https://ift.tt/2wSqlEf March 16, 2026 at 11:11PM

Show HN: QCCBot – Android in a browser tab, with AI agent control Eight months ago I watched a friend manage three walls of phones for his cross-border e-commerce operation — charging, swapping IPs, constantly worrying about bans. I asked myself: do…