We are happy to announce the 21st official release of RIOT:
----------------------- * RIOT 2019.10 * -----------------------
The 2019.10 release includes:
- initial support for SUIT firmware updates - USB CDC-ACM serial communication - complete rewrite of TI CC110x radio driver - initial support for IPv6 fragmentation - DTLS support in the sock networking stack - complete blockwise messaging for gcoap and nanocoap - as always, bug fixes and documentation updates
About 460 pull requests, composed of 950 commits, have been merged since the last release, and about 60 issues have been solved. 57 people contributed with code in 105 days. Approximately 2000 files have been touched with 129000 insertions and 25000 deletions.
You can download the RIOT release from Github by cloning the repository and checkout the release tag  or by downloading the tarball , and look up the release notes for further details .
A big thank you to everybody who contributed! Special thanks to previous release managers @miri64, @MrKevinWeiss, and @PeterKietzmann for offline advice. Many thanks also to release testers @aabadie, @cladmi, @fjmolinas, @jia200x, @leandrolanzieri, and @smlng.
Your friendly neighborhood release manager, Ken Bannister