Microsoft has open sourced JUniversal, a tool for writing cross-platform mobile applications in Java.
Lucene.Net, a C# port of the Lucene text search index library, has graduated the Incubator and has become a top-level Apache project. This article contains an interview with Prescott Nasser on the future of the project and Solr.Net.
Xamarin has completed the Mono port to MIPS and now offers Mono for Android running on the MIPS architecture besides the ARM one.
Joel Webber, co-creator of the Google Web Toolkit, held the session Angry Birds on HTML5 at GOTO Aarhus 2011, recorded and published by InfoQ. We interviewed Webber to find out more details on porting the popular game Angry Birds to Google Chrome and HTML 5.
Android is running mostly on ARM-based hardware, but there are attempts to bring it to other platforms. One of them is the well-known x86 platform used by many PCs and laptops, the other is MIPS, used in embedded systems mostly based on Linux, and lately on Android.
Microsoft attracts Android developers to Windows Phone 7 (WP7) with an API mapping tool and a WP7 Guide.
When Google announced that several programmer interfaces have been deprecated from the API Directory, the development community reacted loudly and in force. While some APIs on the list will be deprecated with no shut down date announced, others like the Translate API will be shut down at the end of the year.
Microsoft has released an API mapping tool, guidance and testimonial videos that eases the work of porting iPhone/iOS applications to Windows Phone 7 (WP 7).