# Libidn2 Reference Manual

for Libidn2 &version; The latest version of this documentation can be found on-line at https://www.gnu.org/software/libidn/#libidn2.

## Libidn2 Overview

Libidn2 is a free software implementation of IDNA2008 and TR46.

API Index

Index of deprecated API

Index of new API in 0.1

Index of new API in 2.0.0

Index of new API in 2.1.1