# Write and Run Lua Scripts

Connector Framework Server supports Lua, an embedded scripting language. CFS supports all standard Lua functions. For more information about Lua, refer to http://www.lua.org/.

You can use a Lua script to:

- Add or modify document fields.
- Run built-in processing tasks, such as Eduction or image analysis.
- Call out to an external service, for example to alert a user.
- Interface with other libraries.

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