This resource page lists web-based applications that may be useful for CARTs to subscribe to in order to operate more efficiently. The companies notated with the red star are being currently used by several CARTs. The other companies are well-known entities that have been in existence for a while. Click on each company logo, and you'll be taken to their website.
There are many other applications that may be beneficial to CARTs. You may research to determine what programs work specifically for your CART. If there are any other resources that CARTs are using successfully that are not listed, please leave a message at firstname.lastname@example.org, and we can add them. Thank you!