kern

A sandbox for running AI-generated code in a locally isolated environment.

When AI agents or developers run generated code before reviewing it, kern uses a fresh container and resource limits, then reports distinct causes of execution failure.

OpenAPPA

A policy engine that tracks data flow between an agent's tool calls.

It helps teams operating LLM agents control information flow by data source, intended audience, and trust level, and offer actionable alternatives when an operation is disallowed.

geneva

A CLI that renders JSON editing instructions and HTML and CSS graphics into video.

Developers and creators who make videos with scripts can define edits in JSON, create titles and graphics with HTML and CSS, and render videos without a browser.

pgedge

A platform for deploying Postgres with agent access and search across environments.

For teams building AI applications with Postgres data, it provides managed databases, MCP access for agents, vector and hybrid search, and RAG capabilities.

Mahout

On-device workflow automation for Android — n8n meets Tasker.

Viamour

Viamour helps travelers, digital nomads, expats, and locals build meaningful friendships, discover local meetups, and create a sense of belonging wherever they are.

hntui

A TUI for reading Hacker News and saving stories in the terminal.

Readers who primarily use the terminal can navigate Hacker News stories and comments with a keyboard or mouse. They can save stories of interest and revisit them the next time they launch the app.

Island: Screen Time

You are exiled to a small island to grow cucumbers.

Low Poly Earth

A Mac app for exploring a 3D Earth built from public map and elevation data.

Mac users who want to explore terrain and cities can move from a view in space down to street level, search for places, change the date and weather, and save scenes.

I'm a dermatologist and I vibe coded a 3D biophysical skin model

noclick

An open source platform for building and running AI agent automations on a visual canvas

Teams automating repetitive work can build workflows on a visual canvas, trigger them with webhooks, schedules, and other signals, and let AI agents use connected tools.

PHNTM One

A private AI appliance that talks, remembers, keeps your day, reads your documents and runs your home, on its own hardware.

HN.watch

A page with a short explainer video for each story on the Hacker News front page

A page for readers who want to scan Hacker News stories through videos. Clicking a title plays a short explainer video for a story on the front page.

Personal Manga / Story Recaps

A local tool that turns manga and book scenes into narrated recap videos

A tool for users who want to turn manga and books into personal videos. It manages works in a library and processes chapters with a local vision model to create narrated recap videos.

Pondros

Capture notes. Track work.

claudevcodex

A continuous live chess match between Claude and Codex.

Digital Interview AI

Practice realistic interviews with AI, analyze your real interviews, and get personalized coaching to improve your performance before and after every interview.

OVERFIT

OVERFIT — The boss learns you.

Sprite Fusion

Enter a website address to turn it into a destructible pixel art game level.

Sprite Fusion’s Destroy Any Website is an experience for people who want to play at smashing websites like a game. Enter an address to create a pixel art level and play alone or with friends.

rot-guard

A Chrome extension that assesses and blocks content based on personal goals

For users who consume videos, posts, and articles without thinking, it asks TypeSafe Jev to evaluate the content they are viewing. It blocks content that does not match their stated goals.

An experiment in which a decision model learns cooperative cooking using only basic game controls

An experiment for developers studying the combination of reinforcement learning and language models. 2 agents using the same model cooperate to complete soup in Overcooked without separate instructions or pathfinding.