SA

sandbox-sdk

Provides patterns for building secure, sandboxed application execution environments.

Install

mkdir -p .claude/skills/sandbox-sdk-bebraw && curl -L -o skill.zip "https://agentskills.codes/api/skills/download/10733" && unzip -o skill.zip -d .claude/skills/sandbox-sdk-bebraw && rm skill.zip

Installs to .claude/skills/sandbox-sdk-bebraw

Activation

This is the description your AI agent reads to decide when to run this skill — the better it matches your request, the more reliably it fires.

Build sandboxed applications for secure code execution. Load when building AI code execution, code interpreters, CI/CD systems, interactive dev environments, or executing untrusted code. Covers Sandbox SDK lifecycle, commands, files, code interpreter, and preview URLs. Biases towards retrieval from Cloudflare docs over pre-trained knowledge.
343 chars✓ has a “when” triggerlonger than Claude Code's old 250-char listing cap (fine on current versions)
Advanced

Key capabilities

  • →Build sandboxed applications
  • →Execute untrusted code
  • →Manage sandbox lifecycle
  • →Expose services

How it works

It use Cloudflare Workers and Docker to create isolated environments for secure code execution.

Inputs & outputs

You give it
Code to execute
You get back
Execution result

When to use sandbox-sdk

  • →Building code interpreters
  • →Executing untrusted code
  • →Creating interactive dev environments
  • →Building ci/cd isolation systems

About sandbox-sdk

Guides the setup of sandboxed execution environments on Cloudflare Workers. Covers SDK lifecycle, configuration, and secure code interpreter implementation.

Build sandboxed applications for secure code execution. Load when building AI code execution, code interpreters, CI/CD systems, interactive dev environments, or executing untrusted code. Covers Sandbox SDK lifecycle, commands, files, code interpreter, and preview URLs. Biases towards retrieval from

When not to use it

  • →Trusted code execution
  • →General-purpose cloud functions

Prerequisites

DockerCloudflare Workers

Limitations

  • →Requires custom domain for preview URLs

How it compares

It provides a dedicated SDK for managing sandbox lifecycle and file operations, unlike generic container runtimes.

Compared to similar skills

sandbox-sdk side by side with the closest alternatives in the catalog.

SkillInstallsUpdatedSafetyDifficulty
sandbox-sdk (this skill)04moReviewAdvanced
file-organizer-dev07moReviewAdvanced
devisland-approval-proxy03moReviewAdvanced
telegram-bot-builder1068moReviewIntermediate

Try saying

Example prompts that trigger this skill in your AI assistant.

You might also like

file-organizer-dev

kridaydave

Development guide for the File Organizer MCP server codebase. Use when (1) adding new MCP tools, (2) adding new services, (3) modifying existing tools or services, (4) writing tests, (5) fixing security issues, (6) refactoring code, or (7) understanding the architecture. Provides patterns for Zod sc

00

devisland-approval-proxy

nangchang

Change DevIsland Approval Proxy behavior, IPC framing, policy evaluation, SQLite persistence, pending approval queues, replay logs, PTY transcript handling, fallback policy, or approval-related plugin observation events. Use for AppState, ApprovalProxyController, ApprovalPolicyEngine, SQLiteApproval

00

telegram-bot-builder

davila7

Expert in building Telegram bots that solve real problems - from simple automation to complex AI-powered bots. Covers bot architecture, the Telegram Bot API, user experience, monetization strategies, and scaling bots to thousands of users. Use when: telegram bot, bot api, telegram automation, chat bot telegram, tg bot.

106130

windows-ui-automation

martinholovsky

Expert in Windows UI Automation (UIA) and Win32 APIs for desktop automation. Specializes in accessible, secure automation of Windows applications including element discovery, input simulation, and process interaction. HIGH-RISK skill requiring strict security controls for system access.

17126

workflow-orchestration-patterns

wshobson

Design durable workflows with Temporal for distributed systems. Covers workflow vs activity separation, saga patterns, state management, and determinism constraints. Use when building long-running processes, distributed transactions, or microservice orchestration.

10117

bullmq-specialist

davila7

BullMQ expert for Redis-backed job queues, background processing, and reliable async execution in Node.js/TypeScript applications. Use when: bullmq, bull queue, redis queue, background job, job queue.

2595

Search skills

Search the agent skills registry