FirstVersion is a journey through time, showcasing the humble beginnings of today’s tech giants by recreating their very first versions. These rebuilds remind us that every major company started with a simple Version 1.0, focused on solving a specific problem.

As Paul Graham noted in 2008, success follows patterns, though they're not always obvious. While complex solutions might seem impressive, history shows us that the most impactful ideas often start with simplicity.

The rebuilds are generated with the assistance of AI and collaboratively refined and maintained by the community, with ongoing updates provided for free.