Legend for continuous raster in QGIS composer | Ecodiv.earth
Colour blindness and grayscale previews in QGIS 2.4 | nyalldawson.net
Bug report #12234: QGIS freezes when adding a legend in composer and project has a WMS layer with a missing graphic legend - QGIS Application - QGIS Issue Tracking
The Legend Item
Bug report #19282: Data-defined legend is broken if "map units" are used - QGIS Application - QGIS Issue Tracking
QGIS Legend Patches
Setting legend in QGIS to only show values that actually occur? - Geographic Information Systems Stack Exchange
GitHub - kartoza/QGIS-Legend-Patches: A collection of patches to use in your legends in QGIS!
Where is the legend for graduated styling? - Geographic Information Systems Stack Exchange