《Hello 算法》：动画图解、一键运行的数据结构与算法教程。支持简中、繁中、English、日本語，提供 Python, Java, C++, C, C#, JS, Go, Swift, Rust, Ruby, Kotlin, TS, Dart 等代码实现

Kotlin SQL Framework

Static code analysis for Kotlin

SQLDelight - Generates typesafe Kotlin APIs from SQL

Voice AI SDK is a reusable Android library that gives any app a full voice-driven AI conversation pipeline in minutes. Voice Assistant + Android Voide AI + SDK + MVVM + Kotlin

A highly customizable calendar view and compose library for Android and Kotlin Multiplatform.

fragmject is a learning project prepared for Kotlin and Jetpack Compose. | fragmject 是一个为初学者准备的上手项目。 通过对 Kotlin 和 Compose 的系统运用，实现的一个功能完备符合主流市场标准 App。 fragmject 没有复杂的业务和多余的封装， 完全依照 Android Developer 官方的写法。 代码简单，内容全面，快速上手，对理解其他项目设计思想和封装技巧也很有帮助。

Kotlin DataFrame: typesafe in-memory structured data processing for JVM

The SpotBugs plugin for security audits of Java web applications and Android applications. (Also work with Kotlin, Groovy and Scala projects)

A lightweight ORM framework for Kotlin with strong-typed SQL DSL and sequence APIs.

The Jdbi library provides convenient, idiomatic access to relational databases in Java and other JVM technologies such as Kotlin, Clojure or Scala.

requery - modern SQL based query & persistence for Java / Kotlin / Android