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

# Node Types

## What is a node in Flow Builder?  <a href="#what-is-a-node-in-flow-engine" id="what-is-a-node-in-flow-engine"></a>

Nodes are the fundamental building blocks that power our Flow Builder. These nodes play a pivotal role in shaping the behaviour, logic, and outcomes of your workflows.

Cosmocloud's Flow Builder typically comprises of various types of Nodes in our system -

* [Trigger Nodes](/flow-builder/node-types/trigger-nodes.md)
* [Conditional Nodes](/flow-builder/node-types/conditional-nodes.md)
* [Crypto Nodes](/flow-builder/node-types/crypto-nodes.md)
* [Debug Node](/flow-builder/node-types/debug-node.md)
* [Database Nodes](/flow-builder/node-types/database-nodes.md)
* [External Nodes](/flow-builder/node-types/external-nodes.md)
* [Loop Nodes](/flow-builder/node-types/loop-nodes.md)
* [Variables Nodes](/flow-builder/node-types/variable-nodes.md)