YY-CHR is a CHR editor by a Japanese Mario hacker named YY.
It's for multiple consoles and handhelds, and has more features than Tile Layer Pro,
It used to be a HSP (Hot Soup Processor) program, but due to false virus warnings. It has moved to C++ and later C# with .NET support
The latest version of YY-CHR can be downloaded from the YY-CHR @wiki.
Old Versions v0.99 or under can be found in the Outdated tools section.
Is YY-CHR available on *Insert OS Here*?
It is only available for Windows in Borland C++ Builder 5.5 (Plain), or Visual Studio 2010 (.NET), for Linux Users: Try WINE (or Mono if using the .NET version)
The web pages and content inside them belong to YY. YY-CHR is open source, But it is unknown if YY used a license or not.
Proceed with Caution!