# 3 Best Open Source Alternatives for Together Sandbox

Canonical: https://caniforkit.com/together-sandbox
Last updated: 2026-11-07

Looking for the best open source alternative for Together Sandbox? Compare 3 verified free and open source alternatives to Together Sandbox (E2B, Beam, OpenComputer) with license details, self-hosting requirements, and practical trade-offs.

## Together Sandbox Overview & Subscription Cost
- **Product**: Together Sandbox
- **Category**: [dev tools](https://caniforkit.com/category/dev-tools)
- **Paid Subscription Price**: $25/month per seat
- **1-Seat Annualized Cost**: $300/year
- **5-Person Team Annualized Cost**: $1,500/year
- **10-Person Team Annualized Cost**: $3,000/year
- **Can I Vibe-Code / Rebuild It Myself?**: NO (use a free alternative, save the tokens)
- **Rebuild Verdict**: Instead of paying recurring SaaS fees for Together Sandbox or rebuilding it from scratch, deploy one of the 3 battle-tested open-source alternatives like E2B.

## Verified Free & Open Source Alternatives

| Alternative | Type | License | Runs On | GitHub Stars | Head-to-Head |
| --- | --- | --- | --- | --- | --- |
| [E2B](https://caniforkit.com/fork/e2b) | Open Source | Open Source | Local | ★ 14.8k | [Compare vs Together Sandbox](https://caniforkit.com/vs/together-sandbox-vs-e2b) |
| [Beam](https://caniforkit.com/fork/beam) | Open Source | Open Source | Self-host | ★ 1.8k | [Compare vs Together Sandbox](https://caniforkit.com/vs/together-sandbox-vs-beam) |
| [OpenComputer](https://caniforkit.com/fork/opencomputer) | Open Source | Open Source | Local | ★ 586 | [Compare vs Together Sandbox](https://caniforkit.com/vs/together-sandbox-vs-opencomputer) |

## In-Depth Alternative Profiles

### E2B
- **Fork Page**: [E2B Profile](https://caniforkit.com/fork/e2b)
- **Head-to-Head Comparison**: [Together Sandbox vs E2B](https://caniforkit.com/vs/together-sandbox-vs-e2b)
- **Official Website**: https://e2b.dev
- **Source Code Repository**: https://github.com/e2b-dev/e2b
- **License**: Open Source
- **Runs On**: Local
- **GitHub Stars**: 14.8k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: desktop, cross-platform, one-click install
- **Summary**: Provide AI agents with secure, isolated sandboxes featuring real-world tools, code execution, and enterprise-grade security. Trusted by 88% of Fortune 100 companies.
- **The Catch vs Together Sandbox**: Community-driven open source project without dedicated enterprise SLAs.
- **Installation**: Clone https://github.com/e2b-dev/e2b or deploy with Docker Compose
- **Setup**: Download the native package or installer for your operating system.
- **Data Storage**: All application data lives locally on your own machine.

### Beam
- **Fork Page**: [Beam Profile](https://caniforkit.com/fork/beam)
- **Head-to-Head Comparison**: [Together Sandbox vs Beam](https://caniforkit.com/vs/together-sandbox-vs-beam)
- **Official Website**: https://www.beam.cloud/
- **Source Code Repository**: https://github.com/beam-cloud/beta9/
- **License**: Open Source
- **Runs On**: Self-host
- **GitHub Stars**: 1.8k
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: web, self-hosted, docker to self-host
- **Summary**: Run GPU inference, task queues, and sandboxes on serverless infrastructure with sub-second cold starts, autoscaling, and support for your own AWS, GCP, or bare metal.
- **The Catch vs Together Sandbox**: Requires self-hosting setup, updates, and server maintenance compared to managed Together Sandbox.
- **Installation**: Clone https://github.com/beam-cloud/beta9/ or deploy with Docker Compose
- **Setup**: Deploy via Docker or binary release from GitHub and configure environment variables.
- **Data Storage**: All application data and configuration live on your own server or local database.

### OpenComputer
- **Fork Page**: [OpenComputer Profile](https://caniforkit.com/fork/opencomputer)
- **Head-to-Head Comparison**: [Together Sandbox vs OpenComputer](https://caniforkit.com/vs/together-sandbox-vs-opencomputer)
- **Official Website**: https://opencomputer.dev/
- **Source Code Repository**: https://github.com/diggerhq/opencomputer
- **License**: Open Source
- **Runs On**: Local
- **GitHub Stars**: 586
- **Maintenance Activity**: nov 2026
- **Supported Platforms**: desktop, cross-platform, one-click install
- **Summary**: Provides always-on virtual machines for AI agents with full OS access, persistent state, elastic CPU/memory resizing, and instant checkpoints.
- **The Catch vs Together Sandbox**: Community-driven open source project without dedicated enterprise SLAs.
- **Installation**: Clone https://github.com/diggerhq/opencomputer or deploy with Docker Compose
- **Setup**: Download the native package or installer for your operating system.
- **Data Storage**: All application data lives locally on your own machine.

## Frequently Asked Questions

### What is the best free alternative to Together Sandbox?
The top free alternative to Together Sandbox is E2B (open source, Open Source). Provide AI agents with secure, isolated sandboxes featuring real-world tools, code execution, and enterprise-grade security. Trusted by 88% of Fortune 100 companies. Other popular Together Sandbox replacements include Beam, OpenComputer.

### How much does switching from Together Sandbox to a free alternative save?
Together Sandbox starts at $25/month per seat ($300/year). Switching a 5-person team to a free alternative like E2B saves $1,500 per year in software subscription fees.

### What is the catch when switching away from Together Sandbox?
While E2B replaces core Together Sandbox features without subscription fees, the real-world trade-off is: Community-driven open source project without dedicated enterprise SLAs.

## Related

- [dev tools Software Category Hub](https://caniforkit.com/category/dev-tools)
- [All Paid SaaS Alternatives Index](https://caniforkit.com/alternatives)
- [Self-Hosted Software Directory](https://caniforkit.com/self-hosted)
- [Homepage](https://caniforkit.com)