Alternatives to ReasonBlocks

Open-source durable execution platform that keeps long-running workflows and AI agents alive through crashes, retries, and flaky APIs.

DBOS adds durable execution for AI agents and workflows directly inside your Postgres database

Sakana AI builds Japanese-language LLMs and multi-agent orchestration for regulated finance, defense and intelligence work

OpenAgents is an open-source platform for running and hosting language agents — Data, Plugins, and Web — with full code access.

Co-own, deploy, and monetize AI agents on-chain with Olas.

Zhipu GLM delivers open-source LLM models, MaaS APIs, and autonomous agents for Chinese enterprises and developers.

Open-source, low-code GUI for prototyping multi-agent AI systems on Microsoft's AutoGen.

Build, deploy, and govern specialist AI agents that run your enterprise workflows autonomously.

Open-source agent infrastructure for secure, production-grade AI deployment.

Open-source multi-agent framework for role-based software engineering

OpenAI Agents SDK: Lightweight Python framework for building multi-agent workflows with handoffs, sandboxing, and voice.

Deep Agents is an open-source agent harness with sub-agents, filesystem, shell access, and human-in-the-loop control.

Build unscripted AI worlds and story-driven agents with Latitude's persistent world state engine

Build autonomous AI agents by chatting with AutoPilot or dragging blocks in a no-code visual builder.

Open source platform to debug, evaluate, monitor, and optimize AI agents and ML models.

n8n is open-source AI workflow automation with a visual canvas you can code inside of, from prompts to production

StackAI is an enterprise AI agent orchestration platform for building, deploying, and governing agentic workflows under HIPAA, SOC 2 Type

The frontend stack for agentic user experience — drop-in chat, generative UI, and shared state for React apps on any AG-UI backend

LangChain is the open agent platform for building, tracing, evaluating, and deploying production AI agents.

Connect AI agents to 1,400+ apps with per-user auth

Agent evaluation and simulation platform that catches hallucinations before they reach production

Imbue is an open AI lab building coding agent tools that run in parallel and answer to you, not a vendor.

Microsoft's framework for building production-grade agentic AI on Azure, with Python, C#, and Go SDKs and a GA Agent Harness runtime.

Unified agent workforce platform to build, operate, and govern enterprise AI agents at scale.

Open-source AI agent orchestrator for 24/7 autonomous task execution

Durable execution for background jobs, workflows, and AI agents — written in your own code

Google Antigravity is a free multi-agent coding platform for running parallel AI agents on real codebases.

Open-source RAG engine that turns messy documents into a trustworthy context layer for AI agents, with ETL, hybrid search and agentic retrieval.

ChatDev 2.0 (DevAll) is a free, open-source zero-code multi-agent platform for orchestrating AI agent workflows from YAML or JSON config.

Self-hosted, open-source visual AI agent builder for full control.