Marketplaces & Services
233 startup ideas from X's best builders, sorted so you don't have to dig.
233 ideas · page 2 of 8
B2B & SaaS
Verified-customer reviews and real prices for boring B2B services
Developer Tools
Seven-day iPhone Duo compatibility fix for existing apps
Health & Fitness
Verified escorts who take solo patients home after sedation
Research & Other
Licence-checked, free icon library for scientific figures, with citations built in
Fintech & Investing
Stripe-to-QuickBooks reconciliation built for subscription businesses
Education & Learning
Computer-skills lessons for the Chromebook generation
Education & Learning
In-person viva and maker-based assessments for ed-tech in the AI era
Education & Learning
AI rehearsal coach that scores your speech or interview against your key points
Marketplaces & Services
Buyer's agent that finds, inspects and negotiates used EVs
AI & Agents
AI assistant that gets renovations past HOAs and city permits
Education & Learning
AI counsellor in college apps that gets things done
B2B & SaaS
Retail-readiness pipeline for small food brands
Consumer Apps
Registration assistant that secures kids' camp spots
Marketplaces & Services
Dispute kit for Vinted and eBay sellers: proof capture plus small-claims letters
Health & Fitness
AI chatbot calorie tracker
Marketplaces & Services
Matching lottery-rejected runners with charity marathon entries
Fintech & Investing
Exit-valuation dashboard for trade contractors
B2B & SaaS
Scan AI startups for unclaimed .si domains
AI & Agents
One-shot intent layer that removes the prompting barrier between you and AI
B2B & SaaS
Always-on AI ad team that watches and iterates on your ads
Social & Community
Dating app for dogs
B2B & SaaS
Brand-protection takedowns for Indian D2C brands
AI & Agents
Personal agent with a human "escalate" button
B2B & SaaS
Keeping DOS-era business software and ISA-card machines alive on modern hardware
Marketplaces & Services
ONLY1: one exclusive product drop every week
Hardware & Devices
Kindle that visualises books as comics or video
B2B & SaaS
Self-updating company media page tracked by AI
Consumer Apps
AI-verified living guide for every Indian city
Media & Content
Type a company, get a 90-second film of its history
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