Several software options are available for plotting 3D graphs and vectors, with varying levels of complexity and cost. Mathematica is highly regarded for its capabilities but comes with a significant price and can be cumbersome for beginners. For a more user-friendly and free alternative, Winplot is recommended, while Microsoft Mathematics and Maxima also offer free solutions for equations and plotting. Online graphing tools are available as well, providing additional options for users. Overall, the choice depends on the user's budget and specific needs for functionality.