metaprogramming — open-source software health

Maven

94Exceptionalhealth index

Spoon is a metaprogramming library to analyze and transform Java source code. :spoon: is made with :heart:, :beers: and :sparkles:. It parses source files to build a well-designed AST with powerful analysis and transformation API.

Java★ 1,945Jul 17, 2026

Custom licenseJul 17, 2026 · metrics 2.10.0

npm

92Excellenthealth index

scalameta/scalameta

Library to read, analyze, transform and generate Scala programs

Scala★ 1,155Jul 17, 2026

BSD-3-ClauseJul 17, 2026 · metrics 2.10.0

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91Excellenthealth index

Viskores/viskores

A visualization library for many-threaded devices.

C++★ 81Jul 31, 2026

Custom licenseJul 31, 2026 · metrics 2.10.0

Maven

86Excellenthealth index

apache/groovy

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

Java · Groovy★ 5,464Aug 28, 2026

Apache-2.0Aug 28, 2026 · metrics 2.10.0

NuGet

84Excellenthealth index

dotnet/dotNext

Next generation API for .NET

C#★ 1,957Aug 28, 2026

MITAug 28, 2026 · metrics 2.10.0

PyPI

78Goodhealth index

kubuszok/hearth

The first Scala macros' standard library

Scala★ 160Sep 4, 2026

Apache-2.0Sep 4, 2026 · metrics 2.10.0

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75Goodhealth index

Neargye/magic_enum

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

C++★ 6,174Aug 28, 2026

MITAug 28, 2026 · metrics 2.10.0

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71Goodhealth index

LPCIC/coq-elpi

Rocq plugin embedding Elpi

OCaml · Rocq Prover · Prolog★ 194Aug 24, 2026

LGPL-2.1Aug 24, 2026 · metrics 2.10.0

Maven

69Goodhealth index

manifold-systems/manifold

Manifold is a Java compiler plugin, its features include Metaprogramming, Properties, Extension Methods, Operator Overloading, Templates, a Preprocessor, and more.

Java★ 2,755Jul 17, 2026

Apache-2.0Jul 17, 2026 · metrics 2.10.0

NuGet

65Goodhealth index