A tool to help eliminate NullPointerExceptions (NPEs) in your Java code with low build-time overhead

This projects gives Kotlin bindings and several extensions for Apache Spark. We are looking to have this as a part of Apache Spark 3.x

Extends ReSharper's static nullability analysis by changing specific, configurable elements to be [NotNull] by default

Eclipse External null Annotations (EEA) repository

Reports diagnostics, helping you to annotate your source tree with (Item)NotNull / (Item)CanBeNull attributes.

M2E extension to setup Eclipse external annotations from pom.xml

A macro-based library for writing efficient and readable null-safe code in Scala.

A tool to help adapting code bases to NullAway type system.

Inject null-checks into Java-code

Non-nullable pointers with 0-overhead and no hidden runtime cost.

A couple of basic Java annotations that cover null safety (via JSR 305), collection mutability (via Kotlin), and a few other concepts.

Tooling to convert different representations of externalized Java annotations to & fro' each other

Jakarta commons-beanutils PropertyUtils replacement.

A holistic approach to bring null-safety to the code written in Java.

PrimeFuncPack Primitives is a core library for .NET consisting of useful extensions and predicates making work with functional pipelines, Linq, strings, the nullable feature, etc. easier.

Simplify usage of null values when marshalling and scanning values.

This is repository of http://androidcode.pl blog Kotlin section. It shows usage examples of Kotlin.

Ejemplo de Android Kotlin para aprender: Classes, Vars, Vals y Nulls

Java Nullability Generation Using Gradle

Plugin that inserts runtime null checks into compiled class files