On the security-certificate matter, TurboCAD is, or was, created by a company callled IMSI, but I gather from comments on its Users’ Forum that it was sold a few years ago, and although continuing to be developed the new owners seem far less interested in it, only in selling it. The security problem is from their end of things.
Regarding its “age”, TurboCAD is very much modern in so far as it is still being developed, heavily aimed at architects as well as engineers, and with extremely comprehensive rendering functions. Though to obtain the most from it means expertise with its full, professional editions, and a very powerful, industrial-grade computer.
However, it is hard to use, especially in 3D, and I have met one or two who confess being totally unable to grasp it. I do not know if they have tried other CAD makes.
I use TurboCAD [number] Deluxe, the stripped-down, lower-cost version, but still very powerful with more facilities than most model-engineering projects might need. So perhaps the higher-grade editions do include transparency. Its Users’ Gallery is a display of very fine, complex, photo-like images; very much experts’ territory.
I am surprised transparency is omitted, or is of low quality, in SolidEdge – also a matter of version?
In Alibre Atom, the “smallest” Alibre version, translucency (I think labelled the opposite way, “Opacity”) is there on the Parts colour menu, and very simple. Strange that SE lacks it.
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I tried SE Community Edition, briefly: also a stripped version of the trade editions. Well, CAD is really an industrial tool to earn lots of money; but the makers realised the potential amateur and student market for reduced, low-cost editions. IMSI was probably the first, retailing TurboCAD 2019 Deluxe via its UK agent, Paul (“The CAD”) Tracy.
He ran training-courses in TurboCAD for professional users, but also created a pdf (static) introductory video on a CD he sold along with the IMSI disc, in the same box. Paul decorated the box with model-engineering themed 3D drawings; and sold these CD sets at the model-engineering shows and by mail-order, using regular advertisements in the magazines. IMSI’s tutorial material was sparse, apparently only the poorly-designed document reached by the “Help” button – its modern equivalent is no better but there are now separate, more comprehensive guides.*
So realising the possibilities by seeing CAD-made drawings at work, I bought TurboCAD 2019 Deluxe from one of Paul Tracy’s stands; still have it on my spare, off-line PC. I bought version 2024 a couple of years ago because my copy of 2019 would not run on my new, main PC – long-expired installation key. Functionally there is not too much difference between the editions, for my uses of them, apart from 2019 unable to use 2024-edition .tcw files.
TurboCAD, like Alibre Atom, is still sold up-front, by simple one-price retailing; not costly subscriptions certain other software manufacturers are introducing. And I think there is now a TurboCAD 2025 in its various versions.
IMSI’s version numbers look like years, but seem not related to the calendar, so may mean something else.
My eventual adoption of Alibre, without complete replacement, came from finding it easier than TurboCAD in some ways, and having a lot more support readily available; but TC has certain advantages over Alibre, for me.
It is not their fault I find both packages so difficult, limiting my use. It’s simply physiology: I could never learn anything above rigid, quite modest levels, long before computery complications. (Which for me started at work, with late-stage MS-DOS, and progressed via typing a book manuscript on an Amstrad PCW-9512!)
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* “Help” manual.
It was, and still is, an on-line pdf document with no proper search functions, so using it can be a nightmare.
By using Word and Excel I extracted the ‘Contents’ pages for the TC2019 manual and re-wrote them as a proper, alphabetical, noun-adjective-adjective index. This greatly helped searching the document on the screen.
I can do the same for TC 2024’s “manual” but its many more pages would make the already laborious editing task, far greater.