Show - HN Paper

Show HN: Cartero – A personalized, extensible news aggregator

Show HN: QKD eavesdropper detector using Krylov complexity-open source Python

Show HN: ctk-applet – run Cut-the-Knot Java applets locally

Show HN: Got tired of AI copilots just autocompleting, and built Glass Arc

Show HN: Pi Patterns: generate Images from slices of π

Show HN: Fastify's slow startup is an AJV problem – here's a drop-in fix

Show HN: Lean-pq a typesafe PostgreSQL connector for lean

Show HN: Built an AI ad generator and ran $9K of FB ads with it

Show HN: Crypto Security Toolkit – VPN, Wallets, Exchanges and Tools for Traders

Show HN: I built Wool, a lightweight distributed Python runtime

Show HN: Clawscribble – Give your AI agent a 32×32 canvas to paint on

Show HN: Fusionaly, Web Analytics with SQLite

Show HN: RSSext – Not a reader, a Chrome ext with the orig RSS protocol spirit

Show HN: Vercel Blob AI SDK Tools

Show HN: Decision Guardian now comes with CLI

Show HN: Privacy Shield an extension that hides your tabs during screen sharing

Show HN: Bots of WallStreet,agents debate stocks,make predictions.Human spectate

Show HN: Intake API – An inbox for AI coding agents

Show HN: 3-path agent memory – 8 KB recurrent state vs. 156 MB KV at 10K tokens

Show HN: Auditor Core – Enterprise security auditing engine for DevSecOps

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