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Blue Envoy Press Forums relating to books published by Chris Gibson's Blue Envoy Press
ProjectTech Profiles
A forum to discuss ProjectTech Profiles series books published by Blue Envoy Press
Secret (Unbuilt) Projects Forums to discuss designs that never made it to production.
Secret Early Aircraft Projects
Unbuilt and cancelled aviation projects before 1945
Secret Postwar Aircraft Projects
Unbuilt and cancelled aviation projects since 1945. Designs that never made to production.
Secret Missile, Bomb and Gun Projects
Unbuilt and cancelled projects of missiles, bombs, guns, and other forms of weaponry
Secret Space Projects
Unbuilt and cancelled rocket and spacecraft projects.
Secret Naval Projects
Unbuilt and cancelled ships, subs etc.
Secret Army Projects
Unbuilt and cancelled tanks, APCs etc. Designs that never made to production.
General General discussions, not unbuilt projects
Aviation & Space
Aviation and Space discussions on historic programs that made it to production or are still current
Military
Discussion about historic or current tanks, ships, and other non-aerospace military technologies - not unbuilt projects
Site Feedback
Post any feedback on the site here.
The Bar
Post anything offtopic (but likely to be of interest) in here
Research Topics Forums dedicated to specific research topics
Designation Systems
A place to research manufacturers' designation systems
Patent Pending
A forum to post patent images which might correspond to unbuilt projects
Propulsion
Built, unbuilt and prototype engines of all types
Avionics and Military/Naval electronics
Aircraft avionics, radars, sensors and optical sights of all kinds used on aircraft, boats, tanks, etc.
Theoretical and Speculative Projects
For theoretical, generic or speculative projects likely to be of interest to forum members.
Alternative History and Future Speculation
Discussions on what might have been in the past or what might be in the future.
User Artwork
Computer drawings and CGI images of real projects created by our users
Modelling Forum
Scale Modelling of Unbuilt Projects
Other Resources
Bookshelf & Marketplace
Book reviews, prerelease information, & related products
Museums, Events & Shows
Museums, Events and Shows of interest to forum members
Interesting Websites
Other cool sites and forums
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Sukhoi Su-57 / T-50 / PAK FA - flight testing and development Part II
- Latest: stealthflanker
