
Spaghetti vortex · 3d retro graphics
Watch a 3D vortex visualization where trails spiral inward as the core tightens.
SouthWestAtlas · HN
Browser viz of OpenAI's "spaghetti" Navier–Stokes vortex (illustration)
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Watch a 3D vortex visualization where trails spiral inward as the core tightens.
SouthWestAtlas · HN
Browser viz of OpenAI's "spaghetti" Navier–Stokes vortex (illustration)

Generate AI-guided cycling workouts with custom cadence targets, coach voice, and music in your browser.
amclennon · HN
Poorleton – AI Generated Cycling Workouts

Navigate hiking trails with accurate ETAs and keyboard shortcuts.
@abd_ulll16 · X
Just shipped Crestr v0.2.12 Here's what's changed: - Improved keyboard navigation and shortcuts - Much more accurate ETAs - Clearer error messages Check it out at #OpenSource #BuildInPublic #HikingApp

TurnKeeper is a fair Slack rotation app: round robin rotations, on-call rotation and standup rotation with an explainable, append-only ledger. EU-hosted, €19/month flat.
adriankurz · HN
TurnKeeper – Fair, explainable team rotations for Slack (no AI)

Find your people. Find your trail.
@mozoobear · X
Building a platform to find active people to go hiking/running/camping with!

Slack-native video reviews. Pin feedback directly on video frames. No more scattered conversations.
@pinpointappdev · X

Roll down a narrowing track dodging blocks, with ten sliders controlling steepness, width, obstacles, and speed.
novlrdotcom · HN
Slope remade in HTML5 to load instantly on any browser, any device

Clear arrow paths in this browser puzzle game with story mode, daily challenges, and endless play.
wilddog · V2EX
搞了个摸鱼小游戏 https://arrowgo.net/zh-cn 箭头消除游戏 有独立的闯关模式 有每日挑战 有无尽模式 还支持自己编辑地图

Marcus AI: Habit Tracker Features Philosophers Pricing Join waitlist Coming soon to iOS & Android The habit trackerthat listens back. Track your daily habits. When you stumble,
@yair_dev · X
Released today: speak with ancient philosophers to discuss your habits, speak about general philosophy, and directly manage your habits and check-ins through the chat.

View weather forecasts and wind analysis tailored to your cycling routes.
@stephanbuilds · X

Wanted to head to Jubilee Hills tomorrow, couldn't understand what's going on. So, as any dev would, I vibe-coded an app that approximately tells me how to get there. Maps the offi
@Atulmaharaj · X
Wanted to head to Jubilee Hills tomorrow, couldn't understand what's going on. So, as any dev would, I vibe-coded an app that approximately tells me how to get there. Maps the official route shared by @HYDTP Give it a try 👇 #Hyderabad

Train on a stationary bike with a free, AI-built alternative to Zwift.
latchkey · HN
thank you. i built https://ridecontrol.xyz because of that accident. dr said to get on a trainer and strengthen my leg/butt muscles, i didn't want to write in a cartoon (zwift) and i couldn't find any other free software that i liked, so i used AI to build my own. read the source, it isn't slop. i spent a lot of time carefully refining the UX to be something i enjoyed, clean and simple. the focus is on the data and there is even a whole physics engine under the covers to make the riding resistan