
CellR — Cellular Automata Editor
Design cellular automata patterns, animate them, and export as SVG.
@majo_puterka · X
Nerdy, browser-based pattern generator on Wolfram's cellular automata. SVG export, freehand mode, free.
The full gallery
Tech stack
24 projects

Design cellular automata patterns, animate them, and export as SVG.
@majo_puterka · X
Nerdy, browser-based pattern generator on Wolfram's cellular automata. SVG export, freehand mode, free.

Browser extension that customizes webpages with text prompts for styling, layout, and feature changes.
alentodorov · HN
built it in spring 2026--ready to share today. use opus 4.8 to create css and js snipptes to style the websites you visit the way you want. make nytimes more print-like, hn more matrix, or just replace any mention of AI with the :poop-emoji" -- your call.

Mobile workspace for editing and previewing HTML/CSS/JS apps with AI integration.
u/heisenberg2995 · Reddit
I built a mobile workspace to edit and preview the HTML apps ChatGPT/Claude write for you. Hey everyone! I built VanillaPad , a mobile workspace for building simple HTML/CSS/JS projects. 👉 https://vanillapad.dev The idea came from something I kept running into. Sometimes I'd need a simple utility app or a quick landing page or to test a little game idea. Getting the initial code written was easy since I could just ask ChatGPT or Claude on my phone. The hard part came af

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.

Create and edit images and videos using AI models like GPT Image, Kling, and Veo in your browser.
PIXAE — AI 原生创作平台,支持在浏览器端生成图像、视频,提供去背景、老照片修复、高清化、魔法擦除等专项工具及即用型 AI Prompt showcase。

Create and customize interactive widgets with AI and embed them on any website.
@fugteapp · X
which empowers nontechnical users to be able to customize code generated by AI or developer, and be able to share and embed it to the website they are already using

Generate AI images and videos from text or photos with multiple AI models and templates.
Pixalice — AI 生图与视频生成平台,内置多个图片模板,一键生成,支持 Nano Banana、SeeDream、Sora2 等多种模型

Drag boxes to visualize how a Flexbox layout engine infers constraints.
drzivil · HN
Drag boxes around and watch a layout engine infer the Flexbox (no AI)

Create narrated training videos from PDFs and documents using AI-generated slide decks.
u/No-Tap6993 · Reddit
I built a slide deck video builder Most AI generated visual can look like slop. I built a slide deck video builder for training content. It generates beautiful slide decks from 18 templates, adds voice over, allows post editing, and finally export to mp4. Check it out at https://inkbolt.ai and let me know what you think! I have to give a shout out to this repo for inspiring how to do design properly with AI. https://github.com/zarazhangrui/frontend-slides submitted b

Convert HTML and Markdown content into shareable links and QR codes.
@gomixo · X
和团队做了一个非常实用的小工具:HTMLShare。 现在用 AI 生成网页、报告、可视化作品越来越方便,但生成后的 HTML 文件,想分享给别人却很麻烦:要么发文件,要么部署网站,要么截图。 HTMLShare 解决的就是这个问题: 👉 欢迎体验,也欢迎反馈建议。

Virtual pet companion that crawls your browser viewport and responds to page topics.
@fujidevv02 · X
the world's first context-aware, local AI browser pet companion!

Generate AI videos from text prompts in your browser.
LTX 2 AI Video Generator — AI 视频生成器,可将创意提示即时转换为高质量视频