
Application Signal — YC fit, explained
Explore Y Combinator companies and receive an AI analysis of your startup idea's fit with the accelerator.
sirily11 · HN
Application Signal – AI That Evaluates Your YC Startup Idea
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Explore Y Combinator companies and receive an AI analysis of your startup idea's fit with the accelerator.
sirily11 · HN
Application Signal – AI That Evaluates Your YC Startup Idea

Generate a personalized astrological portrait from NASA astronomical data with AI astrology.
cosmogram · Product Hunt
www.cosmo-gram.com Astrology & AI

Share movies and music with friends and get AI insights into your group's taste.
@ChetanJ344077 · X

Optimize electricity spending by connecting utilities, EVs, and solar to find ideal charging times.
@gleam_energy · X
Gleam — an energy management tool that helps people understand, optimize, and save on electricity. Utility data, EVs, solar, batteries, and weather combine to answer questions like "Why did my bill go up?" or "Would switching rate plans save money?"

AI app for building discipline and overcoming procrastination through mindset training.
u/RichDisk1508 · Reddit
I struggled with procrastination for years, so I built an AI discipline app – looking for beta testers (3 months free) Hey everyone, For the longest time, my biggest problem was staying disciplined and actually executing my plans. I would set goals, get overwhelmed, and fall back into bad habits. To fix my own mindset, I built UNBREAKABLE : A web app featuring a Monk Mode timer, daily discipline tracking, and AI tools like the "War Room" to break down excuses and structure your week.

AI assistant for tracking habits and solving productivity problems through conversation.
u/ZAQROAI · Reddit
Describe your biggest productivity problem in ONE sentence. No long stories. No paragraphs. Just one sentence. I'm building an AI habit tracker, and I want to understand what people actually struggle with—not what I assume they struggle with. I'll read every reply, and if enough people mention the same problem, I'll build a solution for it. Let's see what the biggest challenge really is. 👇 submitted by /u/ZAQROAI to r/buildinpublic [link]

Analyze any GitHub profile to get a score, badges, language breakdown, and a roast.
@w3ziqv · X
built GitScore — analyzes your GitHub activity and gives you a score from 0 to 1000+ based on commits, stars, impact, and global rank still early, would love brutal feedback

Record and optimize pour-over coffee recipes with brewing guides, flavor tracking, and data analysis.
@nathantong416 · X
我做了一个为手冲咖啡爱好者设计的记录工具。 从配方整理、冲煮引导,到风味记录与复盘,帮助你找到真正适合自己的那杯咖啡: • AI 配方识别 • 60+ 冲煮方法 • 滤杯管理 • 冲煮记录与数据分析 欢迎尝试并提供意见~ #coffee #vibecoding #手冲咖啡