E-mail marketing can be very effective for alerting users about updates, and new apps that is somewhat underutilized because it can be somewhat difficult to get users to join the list.
Here’s a component submitted by Raymond Law that makes it very easy to set up a mailing list within your app called DevNewsletter.
Earlier this month I mentioned the MMRecord library for integrating web services that allows you to turn JSON data into Core Data objects – that you could use with the networking and core data helper libraries of your choice.
Here’s an alternative library from Oliver serving a similar purpose called SLRESTfulCoreData.
SLRESTfulCoreData allows you to automatically map your REST API to Core Data objects automatically, and defaults to map Rails conventions, but can follow the conventions of any RESTful API.
I’ve mentioned a number of caching projects that feature easy caching one of the most popular being SDWebImage which provides easy image downloading with built-in caching.
Here’s an excellent new open source project from Tumblr called TMCache. TMCache provides a key/value store that works with any with built-in memory and disk caching.
As the readme states:
TMCache is a key/value store designed for persisting temporary objects that are expensive to reproduce, such as downloaded data or the results of slow processing.
I’ve mentioned some great resources for working with Core Text including this tutorial on how to format your text magazine style.
Here’s an open source library providing a multi-line rich text display from Kishikawa Katsumi called SECoreTextView.
In addition to allowing you to easily create rich text SETextView creates clickable links, and the text is selectable.