This sweet and delicious app displays a list of all members of a Slack team. Upon selecting a team member from the list, the user is taken to their expanded profile.
Yummy Users supports any API above 15.
Volley is a networking library that allows for easy development of a RESTful system, complete with request prioritization.
Picasso is a library that quickly and in very little code loads images into an application, doing so with minimal memory usage and disk caching.
