These are useful resources for active traders or research.
LAMBERT GANN PUBLISHING
Lambert Gann are the owners of the GANN archive, we recommend them for anything Gann related , his texts , charts etc.
Don't be duped by buying a non-authentic version.
OPTUMA
When not using paper charts, we use and recommend OPTUMA for all your - Gann Analysis
Motive Wave
I’ve been working with Motive wave for around 12 months.
It is very good for your style of order management and has some great GANN based features id recommend it as a very user friendly cost effective product.
CQG
We recommend CQG DATA and trade with CQG Integrated Client or Q Trader.