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Alternatives to Cloudflare Sandboxes
Browse other tools in sandboxes and execution. Follow their links to take a closer look.
The directory
Other tools to explore
Listed A–Z. Hosted and self-hosted options share one listing. About the labels
Daytona Sandboxes
DaytonaManaged sandbox computers for running agent-generated code, with programmatic process execution, file access, and persistent snapshots.
HostedDetails & sources
This listing covers the current sandbox service; the archived daytonaio/daytona repository is not evidence of a current self-hosted runtime.
Reviewed
E2B
E2BSandbox infrastructure that gives agents isolated Linux environments for running code, working with files, and pausing or resuming sessions.
Details & sources
The public runtime includes the sandbox backend; running it requires operating its infrastructure.
Source repository ↗ · E2B Runtime backend. Hosted service terms are separate.
Reviewed
Microsandbox
Microsandbox projectBetaA local microVM runtime for running untrusted agent workloads and code through a CLI or an embedded SDK.
Self-hostedOpen sourceApache-2.0Details & sources
The project describes itself as beta software. It requires a supported virtualization environment; consult the platform requirements in its documentation.
Source repository ↗ · Microsandbox local microVM runtime.
Reviewed
Modal Sandboxes
ModalProgrammatically created sandbox environments on Modal for executing commands and running untrusted or generated code.
HostedDetails & sources
This listing covers Sandboxes rather than Modal inference or model-serving products.
Reviewed
OpenSandbox
AlibabaSelf-hosted sandbox infrastructure for agent code execution, command and file operations, with local Docker and Kubernetes deployment options.
Self-hostedOpen sourceApache-2.0Details & sources
Requires operating the sandbox server and its container or Kubernetes runtime.
Source repository ↗ · OpenSandbox server, runtimes, and project components.
Reviewed
Runloop Devboxes
RunloopManaged sandbox development environments for software agents, with reusable environment templates and snapshot-based session persistence.
HostedDetails & sources
Reviewed
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