Automation
nanobrowser
Open-Source Chrome extension for AI-powered web automation. Run multi-agent workflows using your own LLM API key. Alternative to OpenAI Operator.
★ 13.9k starsApache-2.0
View guide →Sim is the collaborative workspace to build, deploy, and monitor AI agents and workflows. Used by 100,000+ builders.
sim is an open-source automation project by simstudioai (simstudioai/sim on GitHub). It has 29,765 GitHub stars and 3,849 forks, is released under the Apache-2.0 license, and was last updated on GitHub on 3 October 2026.
Link the services you already use through built-in integrations or generic webhooks and API calls.
Drag triggers and actions onto a canvas: when this happens, do that.
Branch on conditions, loop over items, or pipe steps through language models.
Turn the workflow on and watch executions in the run history.
Designed to run unattended: triggers, schedules, and webhooks.
Cron, webhooks, and events keep flows running 24/7.
Call LLMs mid-workflow for decisions and extraction.
Credentials and execution data stay on your infrastructure.
Prebuilt connectors plus HTTP, webhooks, and database nodes.
Design automations on a canvas instead of writing glue code.
Download the source and move into the project folder.
git clone https://github.com/simstudioai/sim.git
cd simEvery project documents its own setup; start with install requirements.
cat README.md | head -60Follow the project's launch command — Docker, pip, npm, or a binary release.
# see README for the exact launch commandIt is an open-source project at simstudioai/sim with 3,849 forks. Check the repo's contributors and recent commits to see how active maintenance is.
Apache 2.0 licensed — commercial use allowed with attribution.
The core software is open-source and free to self-host; managed clouds exist if you prefer.
Docker and a small VPS or home server cover most of these.
Same idea, but self-hosted with no per-task pricing.
Open-Source Chrome extension for AI-powered web automation. Run multi-agent workflows using your own LLM API key. Alternative to OpenAI Operator.
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