Wide-Integer implements a generic C++ template for uint128_t, uint256_t, uint512_t, uint1024_t, etc.

• UpdatedOct 2, 2025
• C++

Simple Long Integer Math for C++

• UpdatedFeb 22, 2024
• C++

A C++ library for big integers and dynamic precision floating-point

• UpdatedOct 20, 2023
• C++

BeeNum is an arbitrary-precision arithmetic library.

• UpdatedJul 15, 2022
• C++

Simple RSA key generation and encryption library for C++

• UpdatedApr 4, 2023
• C++

long arithmetic library

• UpdatedNov 13, 2019
• C++

大整数运算库 C语言

• UpdatedDec 3, 2018
• C

A library that helps the user to perform all arithematic operations on big integers having up to 1000 digits.

• UpdatedOct 25, 2021
• C++

Portable big integer library.

• UpdatedNov 2, 2025
• C

C library for arbitrary-precision arithmetic

• UpdatedJun 26, 2021
• C

A single-file C++ library for arithmetics with arbitrary length numbers

• UpdatedDec 18, 2022
• C++

c# big integer implementation on C++ (portable format desired)

• UpdatedDec 29, 2022
• C++

A templated C++ library for big integers and large floating point numbers.

• UpdatedJun 10, 2024
• C++

C# BigInteger implementation on Python

• UpdatedJul 24, 2019
• Python

A C# integer type that auto-switches between long and BigInteger with safe rounding

• UpdatedSep 11, 2025
• C#

RSA encryption calculator using java

• UpdatedJun 13, 2021
• Java

C# BigInteger spec ports to other languages

• UpdatedJul 12, 2019

An implementation of big integer library in C++

• UpdatedApr 8, 2021
• C++

Arbitrary precision arithmetic

• UpdatedNov 19, 2024
• Rust

Efficient Large Integer Multiplication Using Divide and Conquer Strategy in Python

• UpdatedJul 16, 2024
• Python