Hi Alex, I did some tests for FlexJS, I can not complete the installations at all.
FlexJS 0.0.1 + AIR 14 + FP 14, install log: Version 3.1.0 (windows) Using Locale:zh_CN Fetched the SDK download mirror URL from the CGI. AIR version 14.0 Flash Player version 14.0 Creating Apache FlexJS home Creating temporary directory Downloading Apache FlexJS from:http://apache.dataguru.cn/flex/flexjs/0.0.1/binaries/apache-flex-flexjs-0.0.1-bin.zip Verifying Apache Flex JS MD5 Signature The Apache FlexJS MD5 Signature of the downloaded files matches the reference. The file is valid. Uncompressing: D:\Adobe\Adobe Flash Builder 4.7 (64 Bit)\sdks\FlexJS\temp\apache-flex-flexjs-0.0.1-bin.zip Finished uncompressing: D:\Adobe\Adobe Flash Builder 4.7 (64 Bit)\sdks\FlexJS\temp\apache-flex-flexjs-0.0.1-bin.zip Installing Apache Flex SDK from: http://archive.apache.org/dist/flex/4.12.0/binaries/apache-flex-sdk-4.12.0-bin.zip Uncompressing: D:\Adobe\Adobe Flash Builder 4.7 (64 Bit)\sdks\FlexJS/in/apache-flex-sdk-4.12.0-bin.zip Installing Apache Flex Falcon Compiler from: http://archive.apache.org/dist/flex/falcon/0.0.1/binaries/apache-flex-falconjx-0.0.1-bin.zip Uncompressing: D:\Adobe\Adobe Flash Builder 4.7 (64 Bit)\sdks\FlexJS/in/apache-flex-falconjx-0.0.1-bin.zip Downloading Falcon library dependencies... Downloading antlr-3.3-complete.jar from: http://antlr3.org/download no failure message provided antlr3.org is totally blocked in China, we have to use maven or github. FlexJS 0.0.2 + AIR 14 + FP 14, install log: Version 3.1.0 (windows) Using Locale:zh_CN Fetched the SDK download mirror URL from the CGI. AIR version 14.0 Flash Player version 14.0 Creating Apache FlexJS home Creating temporary directory Downloading Apache FlexJS from:http://apacheflexbuild.cloudapp.net:8080/job/flex-asjs/lastSuccessfulBuild/artifact/out/apache-flex-flexjs-0.0.2-bin.zip Verifying Apache Flex JS MD5 Signature The Apache FlexJS MD5 Signature of the downloaded files matches the reference. The file is valid. Uncompressing: D:\Adobe\Adobe Flash Builder 4.7 (64 Bit)\sdks\FlexJS\temp\apache-flex-flexjs-0.0.2-bin.zip Finished uncompressing: D:\Adobe\Adobe Flash Builder 4.7 (64 Bit)\sdks\FlexJS\temp\apache-flex-flexjs-0.0.2-bin.zip I tried this several times, always hanging in the "Finished uncompressing" step. DarkStone 2014-06-12 -- View this message in context: http://apache-flex-development.2333347.n4.nabble.com/DISCUSS-Release-Apache-Flex-SDK-Installer-3-1-RC2-tp38179p38237.html Sent from the Apache Flex Development mailing list archive at Nabble.com.