manifest / performance / umich-dynamic-images
University of Michigan: Dynamic Image Resizing
Wordpress dynamic image thumbnails.
by U-M: OVPC Digital · github.com/umdigital/umich-dynamic-images · website
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Install
The author publishes release zips, so WP-CLI can install straight from GitHub:
wp plugin install https://github.com/umdigital/umich-dynamic-images/releases/download/1.0.0/umich-dynamic-images-1.0.0.zipDeclares an update source (https://github.com/umdigital/umich-dynamic-images/releases/latest), so updates arrive through the plugin's own updater.
From the readme
U-M Dynamic ImagesDynamic Images
Replaces wordpress built-in pre-built image thumbnails with a dymamic system that creates them on the fly. Greate for larger sites with a large upload set. Reduces on-disk needs by only storing full res images and thumbnail cache which is purged regularly.
NOTE: This has only been tested with apache using .htaccess It would likely need adjustments to work in other environments
Install
WP Admin/Dashboard Method
This requires that your site has write access to the plugins folder.
1. Download the latest package (e.g. umich-dynamic-images-x.x.x.zip)
2. Go to WP Admin/Dashboard - Plugins - Add New - Upload Plugin
3. Select the downloaded zip file and Upload
4. Activate Plugin
5. Configure plugin settings (WP Admin/Dashboard - Settings - U-M: Dynamic Images
Manual Method
1. Download the latest package (e.g. umich-dynamic-images-x.x.x.zip)
2. Extract zip
3. Upload the umich-dynamic-images folder to wp-content/plugins/ folder in your site
4. Activate Plugin
5. Configure plugin settings (WP Admin/Dashboard - Settings - U-M: Dynamic Images
Custom Integrations
Filters
umich-dynamic-imagesurl-rewrites
Override plugin custom rewrite rules locating uploade
Read the full README on GitHub →
Releases
| Tag | Published | Asset | Downloads |
|---|---|---|---|
| 1.0.0 | Apr 20, 2026 | umich-dynamic-images-1.0.0.zip | 2 |