reSmush.it is a FREE API that provides image optimization. reSmush.it has been implemented on the most common CMS such as Wordpress, Drupal or Magento.
Moreover, reSmush.it is the most used image optimization API with more than 2.7 billions images already treated, and is still totally Free of charge !
Our competitors are Kraken, ImageOptim or ShortPixel, but they're not free :(.
The old endpoint http://www.resmush.it/ws.php will be disabled in mid-september. The only valid endpoint is http://api.resmush.it/ws.php.
Since version 1.4.24 (jul. 2017), SSL verification for remote pictures is disabled.
Since version 1.4.21 (feb. 2017), JPEG optimization has been improved with an average additionnal 5% weight reduction. Moreover, EXIF data are by default removed (see API page).
We've now reached in Feb. 2017 the second billionth pictures optimized, and still for free :) New servers will arrive this month for still better performances :)
In May 2016, reSmush.it has proudly reached the first billionth Pictures optimized ! And it keeps going on !
Since March 2016, the endpoint has changed. Please upgrade your scripts from http://www.resmush.it/ws.php to http://api.resmush.it/ws.php. The old endpoint will be deprecated on 30th Sept. 2016
You can now specify your compression level for JPG pictures ! Go to API page for more informations.
For a standard call, with a JSON response, you just have to call this url http://api.resmush.it/ws.php and provide the image attribute like one of these options below :
The webservice will return an array of informations about the compressed image (see API page for more informations)
This tool is based on several well-known algorithms such as pngquant, jpegoptim, optipng.
It allows to reduced until 70%-80% the size of uploaded pictures.
You can replace your existing solutions that were running under Smush.it with that reSmush.it. The webservice is fully compatible with the Yahoo's distribution, and it will return more informations about your conversion.