# TCL commands

TCL Commands, which operate exclusively on files and items,
use a consistent form to specify the file and items:

```
tcl.Commands file.reference {item.list} {(options)}
```
The following TCL Commands are presented (use the alphabetic
list below to quickly jump to TCL commands that begin with a specific
letter):

Note: See the [TCL command categories](https://d3codex.com/tcl/tcl-command-categories/) section for categorized listings of many TCL commands.

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Source: https://d3codex.com/tcl/tcl-commands/ - part of the D3Codex reference.