CMB 7.0 / SMTK 4.0 will be coming soon. We are targeting February for the next major release.
Official Releases of CMB ModelBuilder can be found here
Nightly CMB Builds
Nightly Builds based on the CMB Git Repo Master Branch can be bound at CMB Nightly Master Builds
Nightly Builds based on the CMB Git Repo Release Branch (currently based on 6.0.x) can be bound at CMB Nightly Release Builds
CMB Source Code is available from the following Git Repos
CMB Dashboard is a link to the CMB Dashboard
Previous CMB Releases can be found here