News
Tuesday, April 15, 2025 by Frank Bitterlich — Category:
More than 25 years ago, I created ATSimTest (then called "Eurotest") for our organization, which was still called SATCO back then, to fill a gap in controller training; back then, the rating tests were done manually, which led to long delays in training and rating upgrades. I saw the need, contacted the relevant people, and proposed a solution that would eventually become ATSimTest and has been used by thousands of controllers worldwide to manage their virtual ATC career path.[...]
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Tags: ATSimTest
Friday, September 6, 2019 by Frank Bitterlich — Category: Software
I'm proud to announce that version 4.0 of our regular expression tool ReX-T has been released.

This version has many new features, like
- a regular expression library,
- a source code generator, and
- omprehensive online help.
Our Regular Expression Glossary is ready to give you a head start with regular expressions.
More info about ReX-T can be found on the Esclepius website: http://www.esclepiusllc.com/post/2019/08/rex-t-4-launched[...]
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Tags: software rext ReX-T regular expression launch
Wednesday, November 1, 2017 by Frank Bitterlich — Category: Fiction
Emergency Exit
by Frank Bitterlich
Let me tell you a story. I am sure that you have heard similar stories before, without doubt in the days around Halloween, and I am sure that the person telling it would swear that it was true. That it happened to someone they know, maybe a friend of a friend, or a cousin of their coworker.[...]
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Tags: Story Halloween