Nim is a compiled, garbage-collected systems programming language with a design that focuses on efficiency, expressiveness, and elegance (in that order of priority).

Meta-programming for Swift, stop writing boilerplate code.

Apache Groovy: A powerful multi-faceted programming language for the JVM platform

A dialect of Lisp that's embedded in Python

convert curl commands to Python, JavaScript, PHP, R, Go, Rust, Dart, JSON, Ansible, Elixir

Every programmer needs a rubberduck. COM add-in for the VBA & VB6 IDE (VBE).

Your standard library for metaprogramming

Static reflection for enums (to string, from string, iteration) for modern C++, work with any enum type without any macro or boilerplate code

Spoon is a metaprogramming library to analyze and transform Java source code (incl Java 9, 10, 11, 12, 13, 14). 🥄 is made with ❤️, 🍻 and ✨. It parses source files to build a well-designed AST with powerful analysis and transformation API.

Library to read, analyze, transform and generate Scala programs

Manifold plugs into Java to supplement it with powerful features, from Type-safe Metaprogramming, Extension Methods, Operator Overloading, and Unit Expressions to an integrated Template Engine and a Preprocessor. All fully supported in IntelliJ IDEA and Android Studio. Simply add Manifold to your project and begin taking advantage of it.

Nameof operator for modern C++, simply obtain the name of a variable, type, function, macro, and enum

DI: C++14 Dependency Injection Library

Refactoring and linting tool for Scala

Dependency Injection framework for Swift (iOS/macOS/Linux)

decorator

SML: C++14 State Machine Library

ES5 shim for ES6 Reflect and Proxy objects

Code I use in my game for all serialization/deserialization/introspection stuff

Next generation API for .NET

The implementation of the Rascal meta-programming language (including interpreter, type checker, parser generator, compiler and JVM based run-time system)

(pronounced dyna-mighty) flexes DLR muscle to do meta-mazing things in .net

Collection of presentations for advanced Python topics

💻 A Python library to create and deploy cross-platform native context menus. 💻

A modern compile-time reflection library for C++ with support for overloads, templates, attributes and proxies

Love template metaprogramming

💎 Feel++: Finite Element Embedded Language and Library in C++

Functional companion to Kotlin's Compiler

Probabilistic programming via source rewriting

Fully Async ORM inspired in django's