Here are a few suggestions for identifying some of your mods needing updates. That is assuming you have NRaas Mods and Mods here at MTS:
NRaas has a listing of mod updates
NRaas Mod Updates Released .
Best way to update them all at once is to use this tool:
Tuckwits NRaas Mod Updater.
If you use Ani's mods those are over at NRaas and you can see them on the left side of the screen at the bottom of the mods listings while in NRaas.
There is a section here at MTS that lists all the mods and custom content you have downloaded. Click on "My Links" in the upper right corner of your screen. That page will tell you what needs to be updated based on what you have downloaded and installed. You can sort by versions, updates, etc.
To the best of my knowledge mods from the Asylum and Simlogical were updated if it was necessary and all work with 1.67. The Simlogical site has moved and all mods can be seen
On This Page and have links to download updates. The Asylum has listings by Creator which includes update information. You need to be logged in to access.