A non-profit organisation (founded by Salman Khan) dedicated to the cause of free education for all. It provides the interactive and video-based modules on a diverse range of topics in applied mathematics.
A specialized, community-based wiki for mathematical proofs, housing a giant repertoire of definitions, axioms and theorems from all branches of mathematics. Also proved to be interesting is the random proof page on the site.
An online university course platform where one can get higher math education directly from top universities for free or for a minimal fee.
In fact, with ~30 math courses from statistics, discrete math, calculus, differential equation to probability theory, Galois theory, game theory and complex analysis offered by universities such as Stanford and Yale, it's hard to get any better than that!
A pioneering educational company which partners with world-renowned math experts and offers 40+ online math courses with materials presented in textual, audio and visual formats.
A comprehensive platform with most of the undergraduate / graduate-level math courses offered by MIT, featuring video instructions, eTextbooks, presentation slides and other helpful materials.
Graphing calculators, data analyzers, symbolic calculators, LaTeX editors — among other stuffs that computer does the best.
A powerful answer engine / knowledge database based on dynamic computations. A favorite among technical scientists.
A powerful HTML5 online graphing calculator with minimalist interface and stunning graphic / animation capabilities. Check out our Desmos guide to learn more.
Online graphical calculator on steroids with calculus and statistics tools, plus other web applications for 3D graphing and the creation of geometrical figures. The favorite part? Graphs and figures created in GeoGebra can be exported to TikZ, thereby making drawing less time-consuming in LaTeX.
Specialized platforms such as forums and question-and-answer platforms — where people gather and geek about higher mathematics.
A specialized question-and-answer website for math students and professionals alike. A favorite place among the technically inclined.