> For the complete documentation index, see [llms.txt](https://docs.thingsup.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.thingsup.io/rules.md).

# Rules

- [MQTT Rules Engine](https://docs.thingsup.io/rules/mqtt-rule.md): Best MQTT Rules engine built-in with Thingsup IoT Platform with MQTT Broker. Validate and Transform your IoT data on the fly with serverless service.
- [HTTP API](https://docs.thingsup.io/rules/http-rule.md): Best HTTP Rules engine built-in with Thingsup IoT Platform to create HTTP APIs. Validate and Transform your IoT data on the fly with serverless service to build your IoT solutions.