ADS API
The ADS Developer API allows you to write scripts that access many ADS capabilites such as the search, metrics, and export functions.
Instructions on how to obtain a key and documentation for the various APIs are on the github repo: adsabs-dev-api.
Announcements and discussion related to the Developer API are available via the Google Group, adsabs-dev-api. We encourage all API users to subscribe, as the functionality of the API, will likely be improving and changing rapidly.
The API terms of use can be found here.