Alternatives to ReasonBlocks

Open-source meta-harness that runs Claude Code, Codex, Pi and your own agents under one policy, sandbox and cost layer

Coworker AI routes enterprise tasks across 13 models on top of OM2 organizational memory

AutoGen is Microsoft's open-source framework for building conversational and event-driven multi-agent AI apps in Python and .NET.

Open-source stack pairing a drag-and-drop multi-agent workflow builder with a Rust/Python actor-model runtime for edge and IoT deployments.

Microsoft's open-source, code-first Python framework for building stateful, data-intensive conversational AI agents.

Open-source, self-hosted AI assistant and agent framework with unified model routing, a full RAG chain, and local/remote MCP tooling.

Open-source platform where a Chief Agent Operator hires, schedules and reports on a 24/7 team of AI agents.

Enterprise agent runtime that runs Claude Code, Codex, and OpenCode agents inside your own cloud with governance and budgets

Open source durable execution SDK for background jobs, workflows, and AI agents — wrap code in step.run() and get retries, flow control,

StackAI is the enterprise AI agent factory IT teams use to build, deploy, and govern AI agents across regulated organizations.

Open-source TypeScript agent framework with durable workflows, memory, and observability built into one stack.

CrewAI is an enterprise multi-agent platform: visual builder plus a governed control plane for production agent workflows.

Durable execution platform that keeps AI agents and long-running workflows alive through crashes, retries, and abandoned sessions.

OpenAgents is an open-source platform for running and hosting language agents — Data, Plugins and Web agents from one chat UI.

Haystack is deepset's open-source Python framework for building inspectable RAG pipelines and production-grade AI agents

Open-source workspace for AI coworkers you run and automate from Slack or Telegram

Open-source TypeScript platform for durable AI agents and long-running background jobs that survive redeploys and crashes.

OpenAI Agents SDK: a free MIT-licensed Python framework for building multi-agent workflows with handoffs, guardrails, sandbox agents, and

Hugging Face's Apache-2.0 Python library for AI agents that write and run their actions as code.

AgenticX: build multi-agent Python systems with MCP, A2A and layered memory in one local-first runtime

Metorial is an MCP gateway that gives every AI agent SSO-gated access to 1,100+ MCP servers and 20,000+ tools.

MIT-licensed agent harness that bundles sub-agents, a pluggable filesystem, and human approval so long-horizon agents actually finish.

Pydantic AI is the typed, open-source Python agent framework that returns Pydantic-validated objects from every run.

MyClaw's managed hosting feature that turns a colleague's Slack, Teams, and GitHub trail into a portable AI agent Skill.

DBOS adds durable workflows, queues, and cron to apps and AI agents using the Postgres database you already run.

LangGraph is an MIT-licensed, low-level agent orchestration framework for building stateful, controllable AI agents as graphs of states and transitions.

ZenML orchestrates ML pipelines in Python; Kitaru replays real agent sessions as evals before you ship.

Clawdi hosts always-on Hermes and OpenClaw AI agents in the cloud with shared memory, skills, and vaults across every agent you run.

Lyzr's Opencontroller is a control plane to run, monitor and govern AI agents built on any framework.

Logic turns a plain-English spec into a tested, versioned production AI agent you can call from anywhere.