
THE NOTHING BUTTON — Press At Your Own Risk
Press a mysterious button and discover what happens.
@saralsachan · X
Waste you time on weird websites
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60 projects

Press a mysterious button and discover what happens.
@saralsachan · X
Waste you time on weird websites

Compete to write the cheapest zero-knowledge circuits and verify correctness in Lean.
rot256

Instantly share files and text across devices (Mac, PC, iOS, Android, Smart TVs) via your browser, no signup needed.
@WackyCrocoGator · X
This one doesn’t require any signup or payment. Just load and multiple device by opening the site on them and connect them for an easy way to drop text and file to each other.

Play a browser game instantly with no wallet or setup.
@NormiePepeNFT · X
Want to have some fun? 🐸🎮 Try the NOPE game — built entirely with Claude Code. No wallet connection required. No complicated setup. Just jump in and play. Have some fun. Be NOPE. 💚

Design electronic circuits and PCBs in your browser with KiCad, no installation required.
ViktorEE · HN
KiCad, a PCB EDA suite is now working in a browser, you can try it at the link, there's a demo project or you can bring your own. Firefox is best, Chrome is good, Safari is "working". We’re Emergence Engineering, a dev shop from Hungary, mostly working with rich text editors, CRDTs. PCBJam started as my (Viktor, CTO, ex-electrical engineer) hobby project but as time went on I put more and more energy into it, and a product started shaping up in my head, in the last few months we’ve started to focus on this project a bit more, and this is the first MVP~ish result. This project is a ton of fun, ton of learning, ton of improvements over improvements: - I thought there must be ways to emulate the PCB canvas OpenGL code on the web. And yes, there are a lot of ways, all of them very buggy. Turns out it’s faster to just write WebGL code that works with KiCad’s Graphics Abstraction Layer if you add the right intermediate debugging steps. I (with Claude) implemented the features and compared

Experience meditation disguised as working with a coding agent.
tom2948329494 · HN
Show HN: Pretend to Vibe Code, but Meditate

Interactive wave generator powered by physics simulations.
@Chris73ai · X
Finished this up recently, it’s a wave generator based on physics. Purely for fun 😁

Combines Gmail, Calendar, GitHub, and Figma into one daily AI digest.
@CodewithDivine · X
check this out

A free interactive wheel that spins to give you random yes or no answers for decision-making.
Yes or No Wheel — Spin the Yes or No Wheel - Get Your Free & Instant Decision - Struggling with a decision? Spin our free Yes or No Wheel for an instant, random answer! It's the simple, fun, and fast

A browser-based 2048 puzzle game.
surunzi · V2EX
没写过游戏尝试下,目前对普通人来说,写一个自己的简单小游戏,在开发这块确实已经不是什么困难的事了。 [2048]( https://tinker.liriliri.io/zh/guide/official-games/2048.html):[在线玩]( https://tinker.liriliri.io/games/2048/)  [扫雷]( https://tinker.liriliri.io/zh/guide/official-games/minesweeper.html):[在线玩]( https://tinker.liriliri.io/games/minesweeper/)  [蜘蛛纸牌]( https://tinker.liriliri.io/zh/guide/official-games/spider-solitaire.html):[在线玩]( https://tinker.liriliri.io/games/spider-solitaire/)  [滚石迷宫]( https://tinker.liriliri.io/zh/guide/official-games/ball-maze.html):[在线玩]( https://tinker.liriliri.io/games/ball-maze/) 
Collection of 125+ free calculators for finance, health, legal, real estate, and travel—no signup required.
@Arafat3599651 · X
Just launched 🧮 125+ free calculators — mortgage, BMI, debt payoff, compound interest, calories & more. No signup. No ads. Everything runs in your browser instantly. #buildinpublic #webdev #react

Generate professional documentation for startups without coding or complex setup.
@hannah24_app · X