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Startup ideas worth stealing.
233 startup ideas from X's best builders, sorted so you don't have to dig.
Ideas belong to their authors. IdeaBank curates and links to the originals.
Curated: long-game picks first, then each author’s stand-out posts, then the rest. Newest first in each group.
Education & Learning
In-person viva and maker-based assessments for ed-tech in the AI era
Manu Awasthi
Education & Learning
AI rehearsal coach that scores your speech or interview against your key points
Ryan Lenk
Health & Fitness
AI chatbot calorie tracker
jaimin
Fintech & Investing
Insurance for AI agents that spend and move money
eric
Hardware & Devices
Prompt-to-hardware: agents that build custom devices
Paras Chopra
Health & Fitness
Daily fitness game with streaks and leaderboards
Idea Browser
Health & Fitness
Workouts for desk workers
Idea Browser
Hardware & Devices
IKEA for local AI: build-in-a-weekend local AI kits
Idea Browser
Consumer Apps
IRL running game: capture turf with friends
jaimin
Developer Tools
GitHub for normies: home for apps built by non-developers
GREG ISENBERG
Developer Tools
Turn GitHub repos into polished explainer landing pages
Idea Browser
Media & Content
Cinematic AI film of a couple's love story for weddings
shirish
Hardware & Devices
At-home personalised daily newspaper printer
Paras Chopra
AI & Agents
Agent SaaS: sell the job done, not the tool
The Startup Ideas Podcast (SIP) 🧃
Idea Browser