<section begin=features/>
*  Addition of [https://{{gna link|url=gna.org/users/michaelbieri |text=Michael Bieri's] }} model-free data extraction script.
*  Added support for CCPN Analysis 2.1 peak lists (exported in Sparky format).
*  Execution locking has been implemented to prevent threaded execution from killing relax.  This will be useful for the relax GUI.