Vojtěch Jarník (1897-1970) influenced by both his scientific work and his teacher’s activities several generations of Czech and Slovak mathematicians. He was an expert in traditional fields of mathematical analysis and also one of the first Czech mathematicians who mastered set theory and topology, measure theory and the theory of integral. His work comprises about 90 scientific papers devoted to problems of lattice points, Diophantine approximations and geometry of numbers, the theory of real functions and some other topics, and 10 textbooks on calculus, theory of integral and mathematical analysis. Digital Archive of Vojtěch Jarník presents the collection of his scientific works, texbooks, reviews etc. as well as the collection of works about him.