
Cymatic — the AI VJ
Generate live audio-reactive visuals from text prompts using AI.
@larioscow · X
The full gallery
Tech stack
60 projects

Generate live audio-reactive visuals from text prompts using AI.
@larioscow · X

Design grainy gradients by dragging through an infinite world and export up to 5K.
@Jellede_v · X
Currently working on Gradients made easy & satisfying 🤗

Simple AI chat for OpenRouter models with no login, no tracking, self-hostable.
johnfahey · HN
As someone who doesn't use any of the more "advanced" features on sites like ChatGPT or Claude (agentic mode, memory, image generation, deep research, etc), I found the bloat of these services, both in UX and in performance, to be pretty tedious. There are a million AI chat interfaces out there, but I could never find one that just did simple messaging and history in the most minimal and lightweight way possible. So I made my own. Nully is written in Go and Vanilla HTML/CSS/JS. It literally just sends messages to OpenRouter, receives the result, and stores your messages locally. It's very simple, very clean, and very lightweight (see performance graphs on the site). It has basic chat features, basic model settings, and works with just about any OpenRouter text model. It supports attachments and basic web search via the OpenRouter API. I made Nully mostly for myself, but the cost to open-source it and host it on a cheap VPS is practically nothing, so I figured I'd release it if it c

Analyze chess games with natural language explanations using an open-source browser tool with no login required.
u/ICARUS_2X · Reddit
Spent 7 months building a FOSS platform for natural-language chess analytics (No LLM) Hey guys, I've released CHONSE2, an open-source game review platform that offers unlimited analysis and move explanations without using hallucination-prone LLMs, running entirely in your browser. chonse2.com But Lichess is free, so why use this? Some have asked. It expands on Lichess's feature set a few different ways: Full analysis (accuracy/elo estimations/eval graphs, etc) requir

Create and export flowcharts, sequence diagrams, ERDs, and other Mermaid diagrams online.
ghosts_ · HN
I've been slowly adding some new free tools to Moxie Docs (partly for SEO, partly to illustrate some of our feature sets before any commitment) for some reason this mermaid editor one blew up on Google rankings so I figured I'd share in case people find it useful! We also have ADR, AGENTS.md, LLMs, and a few other free tools.

A browser extension suggesting X replies in your unique voice and tone.
@kekkodamato_ · X
Working on -- a browser extension that helps you write better replies on X. Built for anyone who spends time engaging here but wants their replies to actually land.

Convert AI-generated text into natural-sounding human-like content.
@KASHIFALIKHAN94 · X
building to make ai text look human. what are u building?

AI-powered test that rates your attractiveness and provides personalized beauty insights.
Free AI Beauty Test — AI 颜值测试,提供给你个性化的建议

Collect and manage user feedback and feature requests with an open-source AI alternative to Canny.
@kngkng182542 · X
If you're paying for Canny, give FeedLog a look. Same workflow for collecting feedback and managing feature requests, but free during launch.

AI platform to ask questions, generate images, and speak hands-free for better decision-making.
@Akinzoooo · X

macOS voice assistant with dictation, translation, interpretation, and agent capabilities.
@yann_shi_ · X
building let's connect

Upload a photo to get AI critique on composition, lighting, and color, then generate visual references for your next shoot.
PicSpeak — 基于 AI 的摄影点评 Web 应用,上传一张照片,几秒钟内即可获得对构图、光线与色彩的专业分析,同时可以向社区展示你的优秀作品。