Old man yells at X — Slack emoji generator

Make an "old man yells at" Slack emoji: drop in any logo and Grandpa Simpson shakes his fist at it. Transparent background, 128px, static PNG or animated GIF.

source

Drop a file here

or choose one, paste one, or pick from history — nothing leaves your device

settings

Drop in the logo of whatever deserves yelling at. A transparent PNG logo looks best; the background stays transparent either way.

output size

target size% of width

Shake fist (animated GIF; off gives a static PNG)

result

Pick a file to start.

filename

.gif

Saved as old-man-yells-at.gif — a valid Slack emoji name.