Installation
MATE is a plugin for Adobe InDesign and Adobe Illustrator, for Mac and Windows. Make sure that you have a working installation of at least InDesign v18 / Illustrator v25 running.
Installing MATE
Installation of the plugin is managed by the Adobe Creative Cloud Desktop App (CCD). This is the one that you use to install all Adobe products, like Photoshop and Illustrator.
Installation via Creative Cloud Desktop app
Install MATE for InDesign:
https://adobe.com/go/cc_plugins_discover_plugin?pluginId=202718&workflow=share
Install MATE for Illustrator:
https://adobe.com/go/cc_plugins_discover_plugin?pluginId=109684&workflow=share
Manually getting there:
Open the CCD app
Enter "MATE" or "MATE for InDesign" in the top search field
Click on "Stock & Marketplace" or scroll down
Click on the MATE card in the search results

Installation
Close InDesign/Illustrator
Click "Install" button
After confirmation restart InDesign/Illustrator

Where to find it after installation
Important: For Adobe technically MATE is an "Extension" and not a plugin!
You will always need to look for it under "Extensions". You won't find it in the "Plugins" panel.
Start InDesign/Illustrator
Create a new document or open an existing
Find the plugin in the top menu: Window > Extensions > MATE

If MATE is not shown in this list, the installation has failed. Please try again in the CCD app and ensure that you receive confirmation that the installation was successful. If you encounter any issues, please contact me at: support@omata.io