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Open source

Built in the open

E2B is the only open-source hosted microVM sandbox platform: runtime, control plane, and managed service.

Apache-2.0 · E2B Cloud (US · EU · APAC) / BYOC (AWS/GCP/Azure) / E2B Embed

Developer momentum

The sandbox standard for AI developers

15M+ SDK downloads a month across npm and PyPI.

npm 30-day downloads

11,102,675

Source: npm registry

PyPI 30-day downloads

6,137,581

Source: ClickPy / PyPI

e2b
Why open

A runtime you can read

01

Audit the code, not a whitepaper

The isolation layer your agents run on is public. Your security team can review the exact code that enforces the boundary.

02

Run it yourself

E2B Embed is the whole stack on one machine you own: Docker Compose on a Linux host, Terraform on GCP, AWS, or Azure, or a node in your Kubernetes cluster. No commercial relationship required. It even runs on a laptop.

03

No lock-in on a three-year bet

You are choosing the runtime your agents live on. Open source means the exit door stays open, which is exactly why you won't need it.

2B+ sandboxes started

Give every agent a machine

// free tier