The following links are provided for your convenience. They link to the download page on Adobe’s own website for the latest dot releases.
6 & its updates – Windows – Mac
If you have a Creative Cloud subscription, rather than a perpetual license, go to https://creative.adobe.com/products/download/lightroom or download using the Creative Cloud desktop app.
ACR for Photoshop
CS6/CC – use Check for Updates within Photoshop, as the updates are no longer released separately
ACR for Photoshop Elements
Elements 11/12 – use Check for Updates within Photoshop, as the updates are no longer released separately
DNG Converter – both platforms