Heroku image optimizers buildpack

This buildpack will provide the following image optimizer binaries to your Heroku app:

advpng
gifsicle
jpegoptim
jpegtran
optipng
pngcrush
pngquant
cwebp
dwebp

This buildpack supports the following Heroku stacks:

During compile time of this buildpack the following steps will be done:

Detect the current used stack
Copy the binaries in the folder vendor/optimizers inside the $BUILD_DIR
Symlinks to the binaries will be added to ensure that possible following buildpacks will have these binaries available
The path vendor/optimizers will be added to the PATH environment through the optimizers.sh script which is located in the .profile.d folder
At the end the version of each binary is displayed

Installation/Usage

To use this buildpack you can add it by multiple ways to your Heroku app. Please see the Heroku documentation for further information.