I will also divide thist post to parts:
Here is short list of our Tersus Development:
payments (including automatic invoice/agreement recognizion and payment monitoring),
offers with automatic price calculation based on complex patterns,
IT Asset Management,
Helios was introduced 2 years ago and is still being developed. It was designed to serve one company and uses hsqldb as DB backend - I'm sure we have to migrate to postgreSQL. Its GUI is designed in Polish.
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