Crosswalk 5 release notes - PeterWangIntel/crosswalk-website GitHub Wiki

##New Features

Use SIMD (Single Instruction, Multiple Data) in JavaScript with the [SIMD4JS API] (https://github.com/johnmccutchan/ecmascript_simd) (Note: SIMD operations are only accelerated on x86 architecture at present)
Support for declaring a default [Content Security Policy] (https://dvcs.w3.org/hg/content-security-policy/raw-file/tip/csp-specification.dev.html) in the manifest file
New download folder and package structure to support multiple architectures in one packaging tool
New --compressor option in make_apk to minify web app resources (JS, CSS) during packaging
Rebased to Chromium 34, which brings:
- Unprefixed Web Audio support
- Responsive images
- [Vibration API] (http://www.w3.org/TR/vibration/)

Android 4.4+ now uses Immersive Mode when in fullscreen
Integration with system notifications
Initial support for declaring a launch screen in the manifest file
New downloadable archive containing all the tools needed to package Cordova applications with Crosswalk (see the documentation)

##Notable Bugs Fixed

Failed to get correct result of "background-position" when running tct-backgrounds-css3-tests on Android OS [XWALK-470]
setWebContentsDebuggingEnabled API missing in XWalk [XWALK-753]
packaging tool does not work with minimal manifest [XWALK-909]
make_apk.py --enable-remote-debugging not working [XWALK-933]
Crosswalk doesn't honor Chrome GPU blacklist [XWALK-934]
window.close doesn't work on Android OS [XWALK-939]
Unable to get the "messaging" permission on Android OS [XWALK-940]
Volume is too low when playing audio via WebAudio API [XWALK-980]
XWalkView shouldInterceptRequest never called [XWALK-996]
Remote debugging not enabled for debug build of Crosswalk Cordova application [XWALK-1039]
Capture API test in cordova_mob_spec crashes after recording the audio [XWALK-1116]

##Known issues

Music does not seamlessly loop [XWALK-1125]
Setting gain to 0 does not mute [XWALK-1126]
Web app cannot detect the right motion when device orientation change [XWALK-1264]
Full screen immersive mode doesn't work by swiping up from bottom [XWALK-1200]
Fail to get correct value of CSS3 multicolumn column-rule-width [XWALK-1093]
W3C Notification onclick event callback is not working on Cordova packaged app [XWALK-1080]
Can't save content to a file by using W3C file API [XWALK-1079]