LiDIA (Popularity: ): C++ Library For Computational Number Theory. ARIBAS (Popularity: ): An interactive interpreter for big integer and multi-precision floating point arithmetic with a Pascal/Modula like syntax. It has several builtin functions for algorithmic number theory. Maple Worksheets by John Cosgrave (Popularity: ): A selection of Maple (V.5) worksheets for teaching purposes. NTL: A Library for doing Number Theory (Popularity: ): A high-performance, portable C++ library providing data structures and algorithms for manipulating signed, arbitrary length integers, and for vectors, matrices, and polynomials over the integers and over finite fields. Implementations of Extended LLL (Popularity: ): By Wilberd van der Kallen. Math Archives Software (Popularity: ): PC/Number Theory section. MIRACL (Popularity: ): Multiprecision Integer and Rational Arithmetic C/C++ Library. Math Archives Software (Popularity: ): Mac/Number Theory section. HiPiLib - High Performance Libraries (Popularity: ): Home of PIOLOGIE, a library for arbitrary precision arithmetic, operating on natural, integer and rational numbers. Schulenberg and Associates (Popularity: ): Factoring programs. Windows, free download. Kaprekar Series Generator (Popularity: ): A java application for determining the Kaprekar Constants and Series for numbers in various radixes. Pari Programs (Popularity: ): From the Texas number theory group.