Projects / awlsim


Awlsim is a Step 7 AWL/STL/PLC simulator. Depending on the host machine and the Python interpreter used, it achieves good performance of several thousand to millions of AWL/STL instructions per second. S7-300 and S7-400 CPUs (with 2 and 4 accus) are supported.

Operating Systems

RSS Recent releases

  •  27 Feb 2014 02:02

    Release Notes: Bugs were fixed.

    •  29 Jan 2014 23:24

      Release Notes: Bugs in SE and SS timers were fixed. Support for DBNO, DBLG, DINO, and DILG was added. Basic support for project files was added. Basic support for symbols was added.

      •  23 Jan 2014 20:46

        Release Notes: Packaging was improved.

        •  22 Jan 2014 00:19

          Release Notes: Status word and DB/DI-register handling around CALLs was fixed. Performance improvements were made.

          •  24 Nov 2013 21:58

            Release Notes: A widget for displaying REAL values was added. Support for direct bit manipulation on WORD and DWORD values was added to the checkbox widget. Some bugs were fixed.


            Project Spotlight

            Canari Framework

            A Maltego rapid transform development framework.


            Project Spotlight

            wsrep patch for MySQL

            A patch that enables MySQL to use wsrep replication plugins.