microsandbox vs Docker Sandboxes

microsandbox9.0Visit Docker Sandboxes8.3Visit

Higher score microsandbox #2 in Sandbox Software 9.0/10 Free plan · paid from $49/mo Free plan✓ 3 of 3 features Visit microsandbox

vs

Docker Sandboxes #3 in Sandbox Software 8.3/10 Free plan Free plan✓ 3 of 3 features Visit Docker

• microsandbox fits best

  High-volume teams needing flexible microVMs

• Docker Sandboxes fits best

  Developers building secure agent workspaces

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Side by side

Feature	microsandbox 9.0/10 Visit ↗	Docker Sandboxes 8.3/10 Visit ↗
At a glance
Editor score	9.0	8.3
Ranking	#2 in Sandbox Software	#3 in Sandbox Software
Best for	High-volume teams needing flexible microVMs	Developers building secure agent workspaces
Pricing model	Free plan + paid	Free plan + paid
Starting price	$49/mo	Not published
Free plan	✓	✓
Free trial	—	—
Deployment	Cloud, Self-hosted	Cloud, Self-hosted
Platforms	Windows, macOS, Linux	Windows, macOS, Linux
Support	Community, Docs	Docs
Built for	Solo, Small business, Mid-market, Enterprise	Solo, Small business, Mid-market, Enterprise
Features microsandbox 3/3 · Docker Sandboxes 3/3
Persistent storage	✓	✓
Network controls	✓	✓
API or CLI access	✓	✓
Specs
Isolation method	Not published	Not published
Concurrent environments	1000 environments	Not published
Deployment	Both	Both
Our review
Pros	Hardware-isolated microVMs with a separate kernel per sandbox SDKs for Rust, TypeScript/Node, Python, and Go Local, cloud, and BYOC execution with network controls	Separate kernel and Docker daemon for each sandbox Network, filesystem, credential, and workspace isolation controls Free CLI with support for major coding agents
Cons	Free plan is limited to 3 total sandboxes Cloud access is in private beta and available by request Enterprise pricing uses a custom agreement	Organization governance is a separate paid subscription Cloud persistent volumes are distinct from local sandbox environments Focused on agent workspaces rather than general-purpose sandboxing
Our verdict	microsandbox runs untrusted code, generated programs, agents, plugins, and other workloads inside hardware-isolated microVMs, with a separate kernel for each sandbox. It is aimed at developers, startup teams, and larger organizations that… Read the review →	Docker Sandboxes runs AI coding agents inside isolated microVM environments. Each sandbox has its own filesystem, Docker daemon, and network, allowing agents to install packages, build containers, modify code, and run services without… Read the review →

Strengths and trade-offs

• microsandbox — where it wins

  • Hardware-isolated microVMs with a separate kernel per sandbox
  • SDKs for Rust, TypeScript/Node, Python, and Go
  • Local, cloud, and BYOC execution with network controls

  Where it doesn't

  • Free plan is limited to 3 total sandboxes
  • Cloud access is in private beta and available by request
  • Enterprise pricing uses a custom agreement

• Docker Sandboxes — where it wins

  • Separate kernel and Docker daemon for each sandbox
  • Network, filesystem, credential, and workspace isolation controls
  • Free CLI with support for major coding agents

  Where it doesn't

  • Organization governance is a separate paid subscription
  • Cloud persistent volumes are distinct from local sandbox environments
  • Focused on agent workspaces rather than general-purpose sandboxing

• microsandbox9.0/10 · Free plan · paid from $49/mo

  Flexible sandbox infrastructure for teams running high-volume isolated workloads.

  Visit microsandboxFull verdict →
• Docker Sandboxes8.3/10 · Free plan

  A focused sandbox for running coding agents with isolation, policies, and persistent state.

  Visit DockerFull verdict →