E2B Alternatives
Open-source cloud sandboxes for running AI-generated code securely in Firecracker microVMs
E2B provides secure, isolated cloud sandboxes for executing AI-generated code. Each sandbox runs in a Firecracker microVM, starts in ~80ms, and can run up to 24 hours.
Explore 26 alternatives to E2B across 1 category. Each tool listed below shares at least one category with E2B.
Top E2B alternatives at a glance
- AG2. Community-driven multi-agent framework forked from AutoGen with backward-compatible API
- AgentOps. Build compliant AI agents with observability, evals, and replay analytics.
- AutoGen. Microsoft's framework for building multi-agent AI applications with event-driven messaging
- Browserbase. Cloud browser infrastructure for AI agents with stealth mode, proxies, and session management
- Composio. Tool integration platform connecting AI agents to 1,000+ apps with managed auth and execution
🕵️♀️ Agents
Dust
The operating system for AI agents
Fixie
The fastest way to build conversational AI agents
Google ADK
Open-source agent development kit from Google for building multi-agent systems
Letta
Framework for building stateful AI agents with persistent memory, formerly MemGPT
Mastra
TypeScript-first AI framework for building agents, RAG pipelines, and workflows
Superagent
Prototype and deploy agents powered by large language models.
Frequently asked questions
What are the best alternatives to E2B?
Based on category overlap and popularity, the top alternatives to E2B include: AG2 (Community-driven multi-agent framework forked from AutoGen with backward-comp...); AgentOps (Build compliant AI agents with observability, evals, and replay analytics. ); AutoGen (Microsoft's framework for building multi-agent AI applications with event-dri...); Browserbase (Cloud browser infrastructure for AI agents with stealth mode, proxies, and se...); Composio (Tool integration platform connecting AI agents to 1,000+ apps with managed au...). See all 26 alternatives compared on this page.
Is there a free alternative to E2B?
Yes. 16 alternatives to E2B offer a free tier or free trial: AgentOps, Browserbase, Composio, Dust, Fixie, Google ADK, and more. Use the comparison above to find the best fit for your use case.
Are there open-source alternatives to E2B?
Yes. 19 open-source alternatives to E2B are listed here: AG2, AutoGen, Composio, CrewAI, Dust, Fixie, and more. Open-source tools can be self-hosted for full control over data and infrastructure.
What is E2B?
E2B provides secure, isolated cloud sandboxes for executing AI-generated code. Each sandbox runs in a Firecracker microVM, starts in ~80ms, and can run up to 24 hours. Python and JavaScript/TypeScript SDKs let you start and control sandboxes programmatically. Anything that runs on Linux runs in a... See 26 alternatives to E2B across 1 category.
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