
Hiveflow
Visual workflow orchestration for AI agents and automation
Discover top open-source software, updated regularly with real-world adoption signals.

Rapidly build, run, and scale AI agent workflows.
An open-source platform that lets developers and teams design, deploy, and manage AI agent workflows with a visual editor, local model support, and built-in orchestration.

When teams consider Sim, these hosted platforms usually appear on the same shortlist.
Looking for a hosted option? These are the services engineering teams benchmark against before choosing open source.
Customer support chatbot with knowledge base
Automates ticket triage using RAG and real‑time agent routing
Internal data analyst assistant
Executes SQL queries via remote code execution and returns insights in Slack
Automated content generation pipeline
Chains LLMs, image models, and post‑processing jobs to produce marketing assets
IoT device monitoring agent
Listens to sensor streams, triggers alerts, and runs corrective scripts autonomously
Sim runs on the Bun JavaScript runtime and is compatible with Node environments.
No; you can run local models with Ollama or connect to any hosted LLM via API keys.
PostgreSQL with the pgvector extension stores embeddings and workflow state.
Yes, via Docker Compose, the npm package, or VS Code dev containers; a cloud version is also available at sim.ai.
Sim uses Better Auth for secure user management out of the box.
Project at a glance
ActiveLast synced 4 days ago