Marketplaces & Services
233 startup ideas from X's best builders, sorted so you don't have to dig.
233 ideas · page 5 of 8
Developer Tools
Claude Code wrapper that explains code line by line
Consumer Apps
Notes on your phone's lock screen
Hardware & Devices
Smart mirror that gives you a daily "vibe score"
AI & Agents
AI digital concierge for hotels
Marketplaces & Services
Urban Company for civil and construction contractors
Social & Community
Social profiles that become AI-generated podcasts from fan questions
AI & Agents
20 little "GPT wrapper" startups someone should build
Media & Content
AI meme studio that spots trends and auto-posts
Consumer Apps
Safety-first travel platform for solo female travellers
AI & Agents
AI for health or legal advice
Social & Community
Provably human-only social network
Hardware & Devices
E-ink AI textbook with handwritten exercises
Media & Content
Marketplace for ad space on your X header
Marketplaces & Services
Airbnb for storage space
Consumer Apps
To-do app that tweets your unfinished tasks
AI & Agents
Natural-language web alerts: Google Alerts on steroids
Health & Fitness
Gym membership that gets cheaper when you show up
Social & Community
24/7 virtual coworking focus rooms
AI & Agents
AI that watches you work and suggests how AI could do it better
Fintech & Investing
Invest in people you believe in, like startups
Health & Fitness
Sleep tracker that charges you for scrolling past midnight
Fintech & Investing
TaxGPT: the first tax-filing app inside ChatGPT
AI & Agents
Build apps for the ChatGPT app store early
Fintech & Investing
Rent out your idle GPU for passive income
Consumer Apps
To-do app that fines you for unfinished tasks
Media & Content
VR games from non-human perspectives (bat, bee, 4D)
Education & Learning
Micro-school-in-a-box platform for teachers
AI & Agents
Natural-language programmable WhatsApp bots
Health & Fitness
Memory-training app for richer recollection of your past
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