We are proud to announce the latest version of Unikraft, v0.8.0 (Enceladus)! In this release, we introduce many new improvements, including critical bug fixes, improved stability and new features. To summarise:

🚀 New Features

• Introduce Pointer Authentication (PAuth) support (#369) by Michalis Pappas
• Virtual Memory API (x86_64, kvm) (#338) by Marc Rittinghaus
• Support for partial checksumming / checksum offloading (#308) by Simon Kuenzer
• Add uk_event for new trap interface (#227 #230, #231) by Marc Rittinghaus
• Additional interrupt context safe functions (#192) by Cristian Vijelie
• TAP network device driver (#251) by Sharan Santhanam
• Add basic test suite to ukargparse (#392 #431) by Stefan Jumarea
• Add uk_list_last_entry_or_null (#396) by Marc Rittinghaus
• Add mprotect (#394) by Marc Rittinghaus
• Add support for arm64 on linuxu (#418) by Florin Postolache

🐛 Bug Fixes & Improvements

• Rewrite of ubsan library (#404) by Marc Rittinghaus
• Migrate and update docs (#252) by Alexander Jung
• Allow mkcpio to quietly gzip compress CPIO images (#359) by Aadhithya Kannan
• Enhance arm(64)/x86_64 Bitscan Functions (#395) by Marc Rittinghaus
• Add getgrgid to export (#410) by Marc Rittinghaus
• Do not invoke rustc if ukrust is not enabled (#403) by Michalis Pappas
• Fixes layout of assert table on ARM64 (#397) by Marc Rittinghaus
• Add dependency to lib/ukalloc for linuxu (#430) by Simon Kuenzer
• Fix quoted whitespaces handling (#433) by Stefan Jumarea
• Fix build warning for _uk_printd definition (#432) by Gabi Mocanu
• Fix build warning for halt definition (#429) by Gabi Mocanu
• Fix build errors introduced by #251 (#412) by Vlad-Andrei Badoiu
• Fix conditional definition of functions (#399) by George Hopkins
• Fix some bugs (#394) by Marc Rittinghaus
• Fix and introduce more range macros (#370) by Simon Kuenzer
• Fixing various bugs (#411) by Marc Rittinghaus
• Complete syscall lists on arm and aarch64 (#423) by Răzvan Vîrtan
• Replace EDOOFUS macro (#416) by Florin Postolache
• Remove uk_free call on request dequeue (#413) by Marco Schlumpp
• Move alloc out of critical section in sys_open (#408) by Marc Rittinghaus
• Use types from shareddefs.h (#407) by Marc Rittinghaus
• Use non-prototyped no-ops (#405) by Marc Rittinghaus
• Do not pass -march with -mcpu (#368) by Michalis Pappas
• Do not allocate IRQ handler entries dynamically (#240) by Hugo Lefeuvre

A big thank you also to all those who helped in the review process: Cristian Vijelie, Michalis Pappas, Marco Schlumpp, Simon Kuenzer, Adina Smeu, Florin Postolache, Gabi Mocanu, Sergiu Moga, Razvan Deaconescu, Stefan Jumarea, Răzvan Vîrtan, Cezar Craciunoiu, Daniel Dinca and Vlad-Andrei Badoiu.

For more information, check out the accompanying blog post or view the full changelog.