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## Growing the impact of Open Source around the world

The Open Source Initiative is the global nonprofit building the future powered by open collaboration, transparency and innovation.

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### **Supported by the whole Open Source ecosystem**

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## Open Source licenses: The cornerstone of an 8.8 trillion dollar industry

Open Source software plays a central role in global innovation, research, and economic growth.

According to a Harvard study from 2024, the Open Source ecosystem’s demand-side value is around 8.8 trillion, and firms would need to spend 3.5 times more on software than they currently do if Open Source software did not exist.

# THE open source ai definition 1.0
#### We have released the first stable version of the Definition.

Read version 1.0

## OSI News

- November 4, 2025

## Must-See Recordings Now Available
- November 4, 2025

## Help us improve the EU Cyber Resilience Act Standards!
- November 4, 2025

## State of the Source at ATO 2025: State of the “Open” AI
- November 4, 2025

## State of the Source at ATO 2025: AI and Data Governance

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