C64 Studio is an assembly development environment which is dependent on VICE. You can write assembly code and test this with the VICE emulator. In this version improvements for Easyflash, auto toggle quote mode, macros, BASIC loading, !zone, zeropage,x / zeropage,y, ACME, TASM, BASIC editor, Auto-replace, Auto-truncate, BASIC renumber and added 65816 support.