"Fog Machine framework is a research and development effort to harness the computing power of multiple, locally connected iOS devices." Even if you don't have multiple iOS devices on-hand, there certainly are some intriguing concepts to explore. Written by the National Geospatial-Intelligence Agency.
Ignacio Romero Zurbuchen has brought the idea of icon fonts to Swift. If you are not familiar with the concept, think vector-based symbols and glyphs. Here's a web-based demo to get you started.
With Leonardo Cardoso's project you can easily download images and text to enable content previewing. Specify a URL and you'll receive a dictionary containing the information available - it's up to you to display the results as you choose.
If you have a need to quickly integrate a bar, line or pie chart, this project is worth a look. To get a feel for how your chart may look, you can quickly preview a subset of your data in the included playground.
Slick drop-down menu created by AssistoLab. There are a number of configurable values including the direction of the "drop" (up or down), custom cells and preferred mode to dismiss the list.