Doorbell allows to receive feedback from users who interact with websites, iOS, and Android. This service aims to offer powerful searching and tagging options. Also, Doorbell intents to fit in an existing workflow, capture screenshots, and customize e-mails, colors, and notifications. Some of the most popular sites that have integrated with Doorbell include Github, TargetProcess, and Pivotal Tracker.
The following is a list of SDKs from our SDK directory that matched your search term. Though your definition of an SDK may differ, in our world, we define SDKs as platform- specific tools for consuming existing APIs of the sort we list in our API directory. For example, the Ruby SDK for consuming the Twitter Ads API. If you think an SDK, API, or other asset is missing from our directory, be sure to check our guidelines for making contributions to ProgrammableWeb.