Flow

MIDI Audio Video Data

100%

No devices on the patchbay.

Cable

Length Unit

From jack

To jack

Each cable end is the mating connector of the jack it plugs into: a male jack takes a female cable end, and a female jack takes a male end. Changing a jack here updates it on the device. New cables start at 15 ft.

Edit device

Name Equipment type

Icon

Inputs

Outputs

Removing a jack or changing its signal type unplugs its cables.

Sets

Current set name

Saved sets

The library lives in this browser. Export sets to files to back them up or move them to another machine. Loading a set replaces the current patch, and you can undo that right after.

Version history

Flow

Patch audio, video, MIDI and data equipment, then build the parts list.

This is a stand-alone application that runs entirely in your browser. Your progress and settings are stored only in this browser's local storage. No user data leaves your browser, and nothing is collected or shared.

Don't show this at startup

Press ? any time for help. You can turn this screen back on in Preferences.

Preferences

Startup

Show the welcome screen when Flow opens

How to use Flow

Selecting

Click	Select a device or cable
`Shift`+click	Add to or remove from the selection
Drag on empty canvas	Box select devices and the cables between them
`Shift`+drag	Add a box to the selection
`Ctrl/⌘`+`A`	Select all
`Esc`	Clear the selection

Editing

Double-click	Edit a device (name, icon, jacks) or a cable (length, connectors)
`Enter`	Edit the one selected item
Drag a device	Move it, or the whole selection
`D` or `Ctrl/⌘`+`D`	Duplicate selected devices with their cables
`Delete` / `Backspace`	Remove the selection (Undo appears)

Patching

Drag jack to jack	Patch a cable; only matching signal types light up
Drag a plugged input away	Unplug the cable or move it to another input
Drag a plugged data output	Move its cable (one cable per data output)
Right-click a cable	Remove it

Adding devices

Right-click the canvas	Add device palette at the pointer
`Menu` or `Shift`+`F10`	Open the palette from the keyboard
Type, then `Enter`	Filter the palette and add the first match
Drop a file on the canvas	Open a .set.json or add a .device.json

View

`Space`+drag	Pan
Middle-button drag	Pan
Mouse wheel	Zoom at the pointer
Fit	Frame all devices

Sets and help

`Ctrl/⌘`+`S`	Save the set to the library
`?`	Show or hide this window