Show HN: I built a RISC-V emulator that runs DOOM Hi HN, I built a RISC-V emulator that implements the RV32IM instruction set and a minimal syscall interface to run DOOM. A few weeks ago, I got my first output with a simple hello world assembly prog…

Show HN: I built a tool that helps predict HN front page success Hey HN community, I built a tool that helps optimize your post for hitting the first page of Show HN. How it works: I used a Hugging Face dataset of all Hacker News posts from the past…

Show HN: Apple's Sharp Running in the Browser via ONNX Runtime Web https://ift.tt/IQ8tOng May 3, 2026 at 02:14AM

Show HN: Enoch – Control Plane for Autonomous AI Research I built Enoch after working with OpenClaw and trying to get an agentic coding system setup with Codex. In the past, I was trying to manually generate, code, and test this all manually. Then -…

Show HN: Large Scale Article Extract of Newspapers 1730s-1960s Hello HN, over the past 7 months I've spent nearly 3,000 hours on building SNEWPAPERS, the first historical newpaper archive with full-text extractions, nearly perfect OCR, a vast ca…

Show HN: Hollow is an open-sourced self-modifying agentic system https://ift.tt/YXBd4oO May 2, 2026 at 12:43AM

Show HN: I built a context layer for our home Rosey started as a grocery list. My wife and I kept losing track of which phone the list was on. So I built a number we could both text, a shared little assistant that just remembered. Once it remembered…

Show HN: WhatCable, a tiny menu bar app for inspecting USB-C cables USB-C cables can be a mess. One cable charges at 5W, another does 100W and Thunderbolt 4, and they look identical in the drawer. WhatCable sits in your menu bar and reads the cable …

Show HN: Self hosted video feed for children As a patent I don’t want my child to be on social media. In the same time I don’t want to miss some of the experience. So I came with an idea - why not create a “social network” for my child, that is easy…

Show HN: Multiplayer Voronoi A multiplayer hommage to Jean-Michel Sanejouand's Jeu de Topo (1963), a game with no winner or loser where partners arrange stones until both points of view are satisfied. Here, stones become colored points in a game…