December 23, the development team of Prometheus released the latest stable release Prometheus 2.15.0.
Apache Kylin 3.0 Released, with greatly improved realtime OLAP features
December 20, Apache Kylin development team announced the latest major release of Apache Kylin 3.0.0. Many improvements focus on realtime OLAP features.
Darktable 3.0 Released, new GUI brings about improved usability
December 24, Darktable development team announced Darktable 3.0. It is the latest major release. With a new GUI, there are a lot of feature improvements.
Rust 1.4 Released
December 19, the Mozilla Rust developer team announced the release of Rust 1.40.0.
Node.js 13.5 Released, ―trace-exit option added
December 18, the development team of Node.s, a JavaScript runtime, released Node.js 13.5, which is the latest version of the Current series.
IntelliJ IDEA 2019.3.1 Released
December 18, Czech JetBrains announced IntelliJ IDEA 2019.3.1, the latest version of their integrated development environment for Java and other programming languages.
SpamAssassin 3.4.3 Released
December 11, Development team of Apache Spam Assassin released the lates stable version SpamAssassin 3.4.3.
CKEditor 5 v16 Released, with code block support and restricted editing
December 5, development team of CKEditor announced the release of CKEditor 5 v16.0.0. The two major features are code block support and restricted editing.
Vim 8.2 Released, with popup window mechanism
December 13, Vim 8.2, the latest version of text editor Vim, was released. One of the major changes is the support for popup windows.
Dart 2.7 Released, implemented with Extension Methods Functions
December 12, development team of Dart, a programming language for Google Web, announced their latest stable release Dart 2.7 SDK.