Show - HN Paper

Show HN: Plugboard – a Python framework for modelling complex processes

Show HN: Scorecard – Evaluate LLMs like Waymo simulates cars

Show HN: Mylinux: a minimalist Linux disro by a 13 year old

Show HN: Civora Nexus – AI SaaS for Smart Cities and Governance

Show HN: Replicas – Workspace VMs for your coding agents

Show HN: Get a PMF score for your website, based on simulated user data

Show HN: I made a Frame.io alternative for teams tired of per-seat pricing

Show HN: Open-Source Prompt optimization harness using GEPA

Show HN: Problem Board – Where people share frustrations, makers find ideas

Show HN: I made a VSCode extension that got 4.5K+ downloads

Show HN: Interest Rate Swaps on DeFi

Show HN: Oracle Ethics – verifiable AI with ethical metrics

Show HN: Coinstate View crypto prices across multiple exchanges

Show HN: Free API to extract PDF data

Show HN: I built a ProductHunt Ship replacement

Show HN: Infinity Arcade–Open-source local LLM showcase for generating games

Show HN: Best biological age model using standard blood tests

Show HN: Pghashlib – open-source stable hash functions for PostgresSQL

Show HN: Ottoclip – Treat product demos and guides like compiled code

Show HN: I Vibe Coded an Evolution Tracker for Digimon Story Time Stranger