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jonschlinkert /is-number

Sponsor

Star280

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.

nodejs javascript is numeric number integer real zero float negative nan isnan jonschlinkert

UpdatedSep 15, 2022
JavaScript

fast-pack /LittleIntPacker

Star91

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

performance compression integer-compression integer

UpdatedMar 11, 2023
C

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.

hashids obfuscation uuid serializer jax-rs id jackson hmac hkdf biginteger aes-encryption long integer byte-array hashid database-ids 64bit paramconverter

UpdatedJan 15, 2024
Java

orchetect /swift-radix

Sponsor

Star73

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

macos linux swift hex ios binary tvos watchos generics hexadecimal octal radix integer hex-strings integers swift5 hexadecimal-string radix-strings

UpdatedNov 26, 2025
Swift

edubart /lua-bint

Sponsor

Star73

Arbitrary precision integer arithmetic library in pure Lua

lua bignum arbitrary-precision big biginteger integer bigint bignumber arbitrary-precision-integers bint

UpdatedDec 23, 2024
Lua

JeffreySarnoff /SaferIntegers.jl

Star62

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

overflow signed unsigned integer underflow checked-arithmetic

UpdatedOct 21, 2025
Julia

LPGhatguy /nonmax

Star53

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

rust integer nonzero nonmax

UpdatedOct 22, 2025
Rust

kothariji /BhimIntegers

Star50

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, …

digitalocean opensource cpp strings biginteger integer beginner-friendly hacktoberfest bignumber bigintegers hacktoberfest2020 biginteger-library

UpdatedJan 6, 2021
C++

rockcavera /nim-nint128

Star37

128-bit integers

nim integer integers uint128 int128

UpdatedMar 21, 2024
Nim

Daninet /gmp-wasm

Star30

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

javascript fast webassembly bindings arbitrary-precision gmp biginteger integer floating-point bigint precision mpfr rational

UpdatedJul 7, 2024
TypeScript

smikitky /node-multi-integer-range

Star25

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

javascript range integer range-data

UpdatedNov 7, 2025
TypeScript

LinusVanElswijk /Unity-Int-Vectors

Star24

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

unity geometry vector integer integer-vector

UpdatedJun 30, 2017
C#

egasimov /aznum2words

Star21

[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.