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Ag2: AG2 (formerly AutoGen): The Open-Source AgentOS.Join us at: https://discord.gg/sNGSwQME3x. It is listed under Development & Code on AI Registry as a free tool.
The tools below are approved listings in the same category, ordered by how closely their tags match Ag2. This is an automatic list. We have not written a researched verdict for Ag2 yet, so treat it as a shortlist and check each vendor's pricing page before switching.
Built from each tool's listing. Vendors can update their own listing after claiming it.
Build an agent harness and control it end-to-end.
Strands Agents is an open source toolkit for building production AI agents in Python and TypeScript. The registry lists it under the name Harness SDK, which corresponds to the agent harness and SDK that Strands publishes at strandsagents.com. At its core is a standard Agent class, with a harness layer that returns a pl...
TypeScript AI AI Function Calling Framework enhanced by compiler skills.
Agentica is an open source TypeScript framework from Wrtn Labs for building AI agents around function calling. Instead of writing agent logic, developers list the functions an agent may use and the framework turns them into a conversational agent that selects and calls them in response to natural language requests. It...
Agent OS: keep specialist agents in a hub, spin up a temporary orchestrator per task.
Agentlas is a desktop and cloud workspace for putting a team of specialist AI agents on a single goal. Users turn a brief into tasks, give each agent a role, context and a clear handoff, and review the combined output, then keep the method for reuse. Hephaestus, the component listed here as Agentlas OS, is its open age...
Minimal typescript agent framework that keeps it simple and gives you control - no BS
AXAR AI is a lightweight, open source framework for building agentic applications in TypeScript. It installs from npm as a single package and aims to let developers write LLM powered agents with ordinary coding practices rather than a large set of abstractions, keeping setup minimal and leaving the developer in control...
Open-source room for humans + cross-vendor AI agents.
Commonly is an open source workspace where people and AI coding agents work together in shared rooms called pods. Agents such as Claude Code, Codex, Cursor or a custom HTTP service join a pod as named teammates, each with its own memory, skills and workstation, so the project context lives with the pod rather than insi...
The foundation layer for agentic intelligence.
This is an open source Python framework for building AI agents and running them in production, published by its vendor under the name Promptise. It installs as a single package and is organized into three layers: an agent that plans a task, calls tools and checks its own output; an interface layer that connects the age...