Alibaba Open-Sources OpenSandbox: Production-Ready Agent Sandbox Runtime with gVisor, Kata, and Firecracker Isolation Hits 9,900+ GitHub Stars

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Alibaba's OpenSandbox provides a unified multi-language SDK (Python, Java, JavaScript, C#) for running AI agent workloads — coding agents, browser automation, GUI agents, and RL training — inside isolated containers with gVisor, Kata Containers, and Firecracker microVM support. The platform includes lifecycle management, execution daemons, traffic ingress gateways, and network egress controls, with built-in examples for Claude Code, OpenClaw, and Playwright. With 9,900+ GitHub stars and Docker/Kubernetes runtime support, this fills the critical gap between agent frameworks and secure production execution environments.