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@ocaml-ppx OCaml syntax extensions

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    19 repositories

    • ppxlib

      Public
      Base library and tools for ppx rewriters
      OCaml
      •
      MIT License
      •101•285•78•7•Updated Feb 19, 2026Feb 19, 2026

    • ppx_deriving

      Public
      Type-driven code generation for OCaml
      deriving
      OCaml
      •
      MIT License
      •95•508•35•11•Updated Feb 11, 2026Feb 11, 2026

    • ocamlformat

      Public
      Auto-formatter for OCaml code
      ocaml
      OCaml
      •
      MIT License
      •212•703•125•8•Updated Dec 8, 2025Dec 8, 2025

    • ppx_import

      Public
      Less redundancy in type declarations and signatures
      OCaml
      •
      MIT License
      •29•92•13•4•Updated Oct 13, 2025Oct 13, 2025

    • ppx_deriving_yojson

      Public
      A Yojson codec generator for OCaml.
      jsonderiving
      OCaml
      •
      MIT License
      •49•166•32•1•Updated Aug 11, 2025Aug 11, 2025

    • ppx_getenv

      Public
      A sample syntax extension using OCaml's new extension points API.
      OCaml
      •
      The Unlicense
      •5•25•0•1•Updated Jul 5, 2024Jul 5, 2024

    • ppx_universe

      Public
      Work space of ppxlib and its reverse dependencies
      OCaml
      •2•3•1•1•Updated May 20, 2024May 20, 2024

    • ocaml-migrate-parsetree

      Public
      DEPRECATED. See https://ocaml.org/changelog/2023-10-23-omp-deprecation. Convert OCaml parsetrees between different major versions
      ocamllabs
      OCaml
      •
      Other
      •41•85•9•2•Updated Oct 24, 2023Oct 24, 2023

    • ppx_tools

      Public
      Tools for authors of ppx rewriters
      OCaml
      •
      MIT License
      •39•135•9•0•Updated Jun 24, 2023Jun 24, 2023

    • standard_derivers

      Public
      A bundle of standard derivers
      2•6•1•1•Updated Apr 13, 2022Apr 13, 2022

    • cinaps

      Public
      Trivial Metaprogramming tool using the OCaml toplevel
      OCaml
      •
      MIT License
      •8•55•2•1•Updated Apr 6, 2022Apr 6, 2022

    • ppx_deriving_protobuf

      Public
      A Protocol Buffers codec generator for OCaml
      protobufprotocol-buffersderiving
      OCaml
      •
      MIT License
      •10•85•10•0•Updated Feb 4, 2021Feb 4, 2021

    • ppx_tools_versioned

      Public
      Tools for authors of ppx rewriters
      OCaml
      •
      MIT License
      •11•16•2•0•Updated Jan 7, 2021Jan 7, 2021

    • ppx

      Public
      The future of ppx https://discuss.ocaml.org/t/the-future-of-ppx/
      OCaml
      •
      MIT License
      •5•55•4•1•Updated May 20, 2020May 20, 2020

    • ocaml-syntax-shims

      Public
      Backport new syntax to older compilers
      OCaml
      •
      MIT License
      •1•14•1•0•Updated Dec 9, 2019Dec 9, 2019

    • ppx_view

      Public archive
      A ppx rewriter that provides pattern matching on abstract types by transforming patterns into views/expressions.
      OCaml
      •
      Apache License 2.0
      •1•19•1•0•Updated Sep 24, 2019Sep 24, 2019

    • ppx_include

      Public
      Include OCaml source files in each other
      OCaml
      •
      MIT License
      •3•10•1•1•Updated Apr 5, 2019Apr 5, 2019

    • ppx_derivers

      Public archive
      deriving plugin registry
      OCaml
      •
      Other
      •1•3•2•0•Updated Apr 4, 2019Apr 4, 2019

    • ppx_import-backup

      Public
      OCaml
      •
      MIT License
      •0•7•0•0•Updated Jun 6, 2018Jun 6, 2018