JavaScript/Node.js utility. Returns `true` if the value is a number or string number. Useful for checking regex match results, user input, parsed strings, etc.

C library to pack and unpack short arrays of integers as fast as possible

IDMask is a Java library for masking internal ids (e.g. from your DB) when they need to be published to hide their actual value and to prevent forging. It has support optional randomisation has a wide support for various Java types including long, UUID and BigInteger.

Easily convert integers to binary/hex/octal strings and back again with clean functional syntax.

Arbitrary precision integer arithmetic library in pure Lua

Rust crate that provides number types similar to std's NonZero* types, but that cannot hold a type's maximum value instead.

These integer types use checked arithmetic, otherwise they are as system types.

BhimIntegers🚀 is a C++ library that is useful when we are dealing with BigIntegers💥💥. We can handle big integers (integers having a size bigger than the long long int data type) and we can perform arithmetic operations📘 like addition, multiplication, subtraction, division, equality check, etc📐📐. Also, there are several functions like factorial, …

128-bit integers

Arbitrary-precision Integer, Rational and Float types based on the GMP and MPFR libraries

An arbitrary-precision integer and decimal library for Mojo, also with a 128-bit fixed-point decimal type.

golang string to integer

Parses and manipulates multiple comma-separated integer ranges (eg "1-3,8-10")

Library that adds Vector2i and Vector3i classes, which are integer counterparts to Vector2 and Vector3.

Quantum Integer Programming Syllabus

[AZ] Azərbaycan dilində ədədlərin sözlə yazılış təsviri üçün Go dilində yazılmış kitabxana. [EN] The library for converting numbers to words in the Azerbaijan language written in Go.

Native 64-bit integers with overflow protection.

cpp program to find number of digits in integer

little pure haxe cross-platform arbitrary-precision integer library

C++ user-defined fixed width integer literals