Custom Slack emoji
Custom Slack emoji
:mcmaster: - mcmaster Slack emoji
mcmaster
Free PNG, sized for the Slack emoji picker. Add to any workspace in about 30 seconds.
- Added
- Oct 29, 2025
- Popularity
- #50,022/ 80,192
- Workspaces
- <1%
How to add it
Adding :mcmaster: to your Slack takes about 30 seconds.
Fastest· One click
Install the EmojiBox Chrome extension and push :mcmaster: straight to Slack from this page - no download, no upload, no naming.
Get the extensionOr do it manually
- Click Download PNG above.
- In Slack, open the emoji picker and choose Add custom emoji.
- Upload the file, name it mcmaster, and you're done.
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