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Leaderboard of private companies with > $1BN Valuations

Timelines of Twitter, Pinterest, Slack & other startups

What age did they make their first billion?

Unique color combinations, drawn from the world of art

See how some of today’s great apps evolved over time.

Who was alive, when, and where?

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RevenueWell provides automated dental practice marketing and patient communications suite for dentists.

A curated list of essential tools for your funding journey

How the frontpages of famous startups changed over time

A timeline of success & failures of remarkable entrepreneurs

See how long it took for startups to become unicorns í ¾í¶

Timelines of amazing lives for visual learners

Explore Y Combinator companies by country