C64 Studio

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C64 Studio
C64 Studio
Developer Georg Rottensteiner
Release 2011
Licence Freeware, Open Source
Platform PC (Windows, .NET)
Genre Cross-Development IDE
Operation C64-icon.png
Media -
Language(s) Language:english

C64 Studio is a useful Commodore development environment for Windows, which has been actively developed by Georg Rottensteiner since 2011.The program is focused on supporting C64 assembler and Basic V2, but also includes a number of handy tools as listed below.

It is published as Freeware, and the source code can be downloaded at GitHub (https://github.com/GeorgRottensteiner/C64Studio/).
The current version is 6.2.4, which was released on 3rd November 2019.

The user manual of C64 Studio and other documentation (http://unusedino.de/ec64/technical/aay/c64) is included in the offline help (available with the function key F1 ).


The main programming tools in C64 Studio are:


A special feature of C64 Studio is the debugging function with the remote monitor of VICE (step in, step over, step out). Also shown are register and memory contents.


The assembler syntax used in C64 Studio is similar to the standard configuration of ACME. The assembler also supports other syntaxes (PDS, DASM, etc.).