Key Features

What you can do

Secure Isolation

Uses Firecracker microVMs (E2B) or cloud VMs (CodeSandbox) to run untrusted code safely without impacting the host system.

Language and Framework Support

Supports any programming language and framework, allowing runtime installation of packages and system libraries.

Long Session Duration

E2B offers sandbox sessions lasting up to 24 hours on its Pro plan, suitable for extended workflows.

Cloud Development Environments

CodeSandbox provides instant cloud IDEs accessible from any device, supporting collaboration and project shipping.

API-Based Sandbox Provisioning

CodeSandbox offers APIs to create and manage isolated sandboxes, enabling parallel development and evaluation of untrusted code.