From Beryl Wiki

Some commands to get you started (all of them are configurable through the Settings Manager):

• General Option

Alt+Mouse wheel Make window translucent/opaque

• Application Switcher

Alt+Tab switch between windows from current workspace

Ctrl+Alt+Tab switch between windows from all workspaces

• Scale (Arrange and view all windows)

Bottom-Left (hot corner) All workspaces (clicking a window will zoom it to the front)

Top-right (hot corner) Current workspace

• Show Desktop (View desktop of current cube face )

Bottom-right (hot corner) Turns on or off;

• Rotate cube

Ctrl+Alt+Left/Right Arrow Switch desktops on cube;

Ctrl+Shift+Alt+Left/Right Arrow Send the active window to the left/right workspace

Ctrl+Alt+Left-click and grab Rotate cube manually

• Zoom

Super-key+Right-click Zoom in once

Super-key+Mouse wheel up/down Zoom in/out manually

• Move Window

Alt+Left-click Move window

Ctrl+Shift+Left-click Snap move window (will stick to borders)

• Resize window

Alt+Middle-click

• Water

Hold Ctrl+Super key and move mouse Your pointer is moving on water (Disabled by default)

Shift-F9 Rain is falling on your screen

• Blur

Add some blur under transparent windows (will slow down your computer!)

• Minimize Effect

Animations when creating or closing windows (works also for menu but then you have to select "Unknown"! "Menu" alone doesn't work)

• Negative

Super Key+m Inverse color of the screen

Super Key+n Inverse color of the current window

• Reflection

Add somes textures to decoration (mostly visible when transparent)

• Screenshot

Super Key+Left Click and grab Take a screenshot of the selected area (picture saved on the desktop)

• Trail focus

Older windows are more transparent

• Wobbly

Makes windows, menus,... like chewing-gum

• Brightness and Saturation

Ctrl+Mouse wheel down/up Desaturate/Resaturate (works also for desktop)

Shift+Mouse wheel down/up Less/more Brightness (works also for desktop)

• Put

Super Key+Keypad 1..9 Quickly place a window on a screen (1=top left, 2=top center,...). On a laptop (i.e if you don't have a numeric keypad, use Super Key+Fn Key+Virtual Keypad)

• Bring up the window below the top window (I don't know that plugin?)

Reminder: Super-Key = Windows Key