Last Updated: April 2026

OpenManus is an open-source general agent framework inspired by Manus, designed for multi-step task execution, tooling, and autonomous workflows.
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phidataphidata is a framework and interface for building AI agents with 'memory, knowledge, tools and reasoning'.
OpenManus is an open-source general agent framework inspired by Manus, designed for multi-step task execution, tooling, and autonomous workflows. It is especially notable for popular open-source alternative to manus.
OpenManus appears to be open-source or GitHub-first, which makes it a better fit for developers who want more control over architecture, tooling, and deployment.
OpenManus appears to support tools, workflows, or external integrations, which makes it more useful for real task execution than a chat-only agent.
OpenManus looks best suited to developers and technical teams building agents, workflows, or automation systems. It is more infrastructure-oriented than end-user assistant oriented.
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LangGraph is a graph-based orchestration framework for building stateful, long-running AI agents with retries, branching, and human-in-the-loop control.
OpenAI Agents SDK is a lightweight framework for building tool-using and multi-agent workflows with handoffs, tracing, and guardrails.
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