Extended precision integer C++ library

Fixed length big numbers for AssemblyScript 🚀

128-bit integers

Implement int128 bit integer various operators

Large number arithmetic in Swift

A utility library for dealing with 128 bit integers in C

Uint128 and Int128 for Go

Simple 128/256/512 bit data structure for unsigned and signed integers.

Trial implemntation of 128 bit arithmetics in Go

Package bits128 implements various 128-bit types, for the Go programming language. Including int128 and uint128 — as bits128.Int128 and bits128.Uint128.

Binary reading and writing for Node and Web environments.

A cross-platform C++20 library providing 128-bit integers and high-precision decimal arithmetic

A IO header for the non-standard type __int128

Gas Optimized ABDK 64.64-bit fixed point number library

Practicing C data types using the sizeof function

Implementations of to_chars and from_chars for 128-bit integers (__int128), as well as _BitInt(N) up to 128 bits.