River

ActiveAI-native

The AI desktop.

Y Combinator F26

What it does

AI made software engineers 100x more productive. We're bringing that same transformation to knowledge workers with the AI desktop.

Its site says now · captured 2026-09-18

River — The AI Desktop

Meet the AI desktop. Collaborate with AI on projects in River, with native documents, spreadsheets, presentations, a file system, and your team in one workspace.

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