3. Ring UiA collection of JetBrains Web UI components
4. RdReactive Distributed communication framework for .net, kotlin, js. Inspired by Rider IDE.
12. JetbrainsruntimeRuntime environment based on OpenJDK for running IntelliJ Platform-based products on Windows, macOS, and Linux
15. Kotlin Spark ApiThis projects gives Kotlin bindings and several extensions for Apache Spark. We are looking to have this as a part of Apache Spark 3.x
16. Lets Plot KotlinKotlin API for Lets-Plot - an open-source plotting library for statistical data.
19. Awesome PycharmA curated list of resources for learning and using PyCharm, a Python IDE from JetBrains
34. Svg MixerNode.js toolset for generating & transforming SVG images and sprites in modern way
36. Intellij PluginsOpen-source plugins included in the distribution of IntelliJ IDEA Ultimate and other IDEs based on the IntelliJ Platform
41. Web TypesJSON standard for documenting web component libraries for IDEs, documentation generators and other tools