# libspng documentation ## Overview libspng is a C library for reading and writing Portable Network Graphics (PNG) format files with a focus on security and ease of use. ## Documentation * [Build](build.md) * [Usage](usage.md) * [API documentation](api.md) * [libpng migration guide](migrate-libpng.md) ## Download libspng can be downloaded [here](https://libspng.org/download).