shipfastlabs

shipfastlabs / bashbox

Public

A sandboxed bash interpreter for AI agents, written in PHP

ai bash php sandbox
10
1
100% credibility
Found Mar 11, 2026 at 10 stars -- GitGems finds repos before they trend. Get early access to the next one.
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AI Analysis
PHP
AI Summary

BashBox provides a secure, pure-PHP Bash interpreter for running untrusted scripts in a virtual environment with strict limits, ideal for AI agents analyzing data.

How It Works

1
🔍 Discover safe scripting

You hear about a tool that lets AI assistants run shell commands without risking your real computer or files.

2
📦 Add to your project

You easily include this safe shell into your app so your AI can use everyday commands.

3
🛡️ Create protected space

You set up a virtual workspace where scripts run isolated, with limits on time and size to stay secure.

4
📁 Load files and settings

You add any starting files or environment details, like logs for your AI to check.

5
▶️ Run the AI script

Your AI generates a bash command, like checking logs for errors, and you run it safely inside the protected space.

✅ Get secure results

You receive the output instantly, with your system untouched, so your AI can help users confidently.

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Star Growth

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AI-Generated Review

What is bashbox?

BashBox is a sandboxed bash interpreter written in pure PHP 8.4+, letting AI agents run untrusted bash scripts safely without spawning real processes or accessing your host system. It provides a virtual filesystem, hard execution limits, and full bash features like pipes, redirects, functions, loops, and 35+ commands including grep, sed, curl (with network whitelists), all in instant-start sandboxes. Developers drop it in via Composer for secure script eval in PHP apps.

Why is it gaining traction?

Unlike heavy containers or VMs, BashBox boots instantly in PHP with zero system calls, true isolation via in-memory FS or overlays, and fine-grained limits on loops/output/recursion – perfect for bashboxing AI-generated code without SSRF or DoS risks. The hook: configurable network (URL prefixes, timeouts), custom commands, and backends from pure virtual to disk-mounted, all while matching real bash output. PHP devs love skipping Docker orchestration for agent sandboxes.

Who should use this?

PHP backend engineers building AI agents that generate bash for log analysis, file processing, or automation. Suited for code playgrounds, CI script validators, or chat tools needing safe one-liners like "grep ERROR logs | sort". Avoid for full Linux envs or non-PHP stacks.

Verdict

Grab it for PHP AI prototypes – excellent docs, tests, and Sandbox API make eval trivial, despite 10 stars and 1.0% credibility signaling early maturity. Production? Stress-test limits and gaps first; it's viable for sandboxed agents now.

(198 words)

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