| labeling-package | Axis labeling | 
| extended | An Extension of Wilkinson's Algorithm for Position Tick Labels on Axes | 
| extended.figures | Generate figures from An Extension of Wilkinson's Algorithm for Position Tick Labels on Axes | 
| gnuplot | gnuplot's labeling algorithm | 
| heckbert | Heckbert's labeling algorithm | 
| labeling | Axis labeling | 
| matplotlib | Matplotlib's labeling algorithm | 
| nelder | Nelder's labeling algorithm | 
| rpretty | R's pretty algorithm implemented in R | 
| sparks | Sparks' labeling algorithm | 
| thayer | Thayer and Storer's labeling algorithm | 
| wilkinson | Wilkinson's labeling algorithm |