pst-pul­ley – Plot pul­leys, us­ing pstricks

The pack­age en­ables the user to draw pul­ley sys­tems with up to 6 pul­leys. The pul­ley di­a­grams are la­belled with the phys­i­cal prop­er­ties of the sys­tem.
The pack­age uses pstricks, and re­quires a sev­eral pstricks-re­lated pack­ages.