Dyalog today announced that version 15.0 is now available on all platforms and includes performance enhancements, new system functions, improved look and feel and a new RIDE (and lots more!)
NOTE: Personal/Non-Commercial use of Dyalog APL is now completely free. The non-commercial system is a fully functional 64-bit Unicode interpreter, except on the Raspberry Pi where it remains a 32-bit application.
The full product announcement can be found at http://www.dyalog.com/news/108/420/Dyalog-Ltd-Announces-Dyalog-Version-15-0.htm
The British APL Association promotes the vector programming languages derived from Iverson’s mathematical notation.