Brian Richardson of Intel announced a pre-release of UDK2017, a snapshot of the Tianocore.org EDK2 trunk code matching a set of UEFI.org specs.
Information on UDK2017, the next stable snapshot release of EDK II, is available on the TianoCore wiki.
From the release page on the wiki, here’s the list of
UDK2017 Key Features
Industry Standards & Public Specifications
UEFI 2.6
UEFI PI 1.4a
UEFI Shell 2.2
SMBIOS 3.1.1
Intel® 64 and IA-32 Architectures Software Developer Manuals
Storage Technologies
NVMe
RAM Disk (UEFI 2.6, Section 12.17, RAM Disk Protocol)
Compilers
GCC 5.x
CLANG/LLVM
NASM
OpenSSL 1.1.0
UEFI HTTP/HTTPS Boot
Adapter Information Protocol
Regular Expression Protocol
Signed Capsule Update
Signed Recovery Images
SMM Communication Buffer Protections
STM Launch
Memory Allocation/Free Profiler
NX Page Protection in DXE
LZMA Compression 16.04
Brotli Compression
MP Init Library
https://github.com/tianocore/tianocore.github.io/wiki/UDK2017