NEWS

Singularity 2.1
===============

Some of the major changes include:

 * Configurable run-time options controlled globally by the system
   admin (mounts, namespaces, etc)
 * Start/Stop container functions to join and share a container namespace
 * Proper message, verbose and debugging output
 * Lots of bootstrap updates
 * Support non-glibc hosts (e.g. Alpine Linux)
 * Optimizations in parallelization and MPI
 * Passing source code security audit with "Flawfinder"
 * Updates and optimized image binding logic
 * Lots and lots of bug fixes

Singularity 2.0
===============

There are massive amounts of new features, but here are a few of the
high level "at a glance" features:

 * Support for non-root container contexts (user outside container, is
   same user inside container)
 * Support of "live" container sparse image files
 * Utilizing the operating system's build and dependency resolution
   subsystems (e.g. YUM, Apt, etc.)
 * Support for Open MPI 2.1 (pre-release)
 * Updates for usage with non-local file systems
 * Performance optimizations
 * Support for native X11

Among LOTS more!!!