C64 Studio is a assembly development environment which is dependent on VICE. You can write assembly code and test this with the VICE emulator. Recent changes: Support for WinVICE 2.4 and a PDS style assembler. Added: A save warning when closing a project, a char screen for the Basic export function, invert for char/sprite editor and rotating sprites or char set. Improvements: Breakpoints and Basic normal/label mode.