Zeno

Zeno's paradox says you need infinitely many small steps to cross a room — and yet you get there. Zeno is a free, open-source, self-hostable math whiteboard for learning on your own, from counting with bar models and fractions all the way to graph theory, combinatorics, number theory, functions and curve sketching, polynomials and the binomial theorem, logarithms, sequences and series, circle theorems, similarity, transformations, surface area and volume, constructions and loci, coordinate geometry, vectors, lines and planes, trigonometry and trig identities, real analysis, derivatives, integr