Adobe released their May 2019 version of Lightroom with new Texture Control, Defringe, Batch editing and Flat-Field Correction:
The latest Adobe CC subscription plan rates can be found here (see also this page). A free Lightroom CC trial is available on this page (no credit card required). More information on the different Lightroom versions is available here and here. The different Adobe Creative Cloud options are described here.
Adobe Creative Cloud is on sale through May 17th in the US, Canada and Mexico: for a limited time you can save 40% on the Creative Cloud All Apps and All Apps + Adobe Stock plans:
For Adobe alternatives check the latest products from Topaz Labs, Skylum and ON1.