Issues

• Add support for labeled tuples in standard derivers

  ocaml-ppx/ppx_deriving#317 · Filter by author NathanReb opened on Aug 5, 2026

• [show] Accessing record fields in @printer

  ocaml-ppx/ppx_deriving#304 · Filter by author tristan-f-r opened on May 29, 2026

• Renaming ppx_deriving.show functions

  ocaml-ppx/ppx_deriving#303 · Filter by author tmarti2 opened on May 11, 2026

• Consider using Float.equal instead of = in [@@deriving eq]

  ocaml-ppx/ppx_deriving#298 · Filter by author Niols opened on Dec 17, 2025
  5

• massive increase in expanded code size for deriving.show

  ocaml-ppx/ppx_deriving#292 · Filter by author oandrieu opened on Nov 14, 2024
  2

• show breaks lines at an arbitrary column limit

  ocaml-ppx/ppx_deriving#291 · Filter by author iitalics opened on Oct 21, 2024
  1

• README is a ambiguous as to current best practices for an end user

  ocaml-ppx/ppx_deriving#289 · Filter by author LAC-Tech opened on Oct 12, 2024
  2

• META template and Melange

  ocaml-ppx/ppx_deriving#284 · Filter by author jchavarri opened on Apr 26, 2024 · 7.0.0
  4

• eq does not derive equal for (anonymous) objects

  ocaml-ppx/ppx_deriving#271 · Filter by author zbaylin opened on Nov 16, 2023

• [@@deriving ..] annotations not removed after deriving

  ocaml-ppx/ppx_deriving#270 · Filter by author haochenx opened on Sep 19, 2023

• Deriving fails over poly variants whose type name clashes with those in Ppx_deriving_runtime

  ocaml-ppx/ppx_deriving#265 · Filter by author cemerick opened on Oct 31, 2022

• Deriving for types with a phantom type parameter

  ocaml-ppx/ppx_deriving#264 · Filter by author brokenpylons opened on Jul 26, 2022
  6

• Deriving ord on a variant containing Error

  ocaml-ppx/ppx_deriving#254 · Filter by author giltho opened on Sep 11, 2021
  2

• deriving different equality functions for the same type

  ocaml-ppx/ppx_deriving#249 · Filter by author mjambon opened on Jan 17, 2021
  5

• new bug in ppx_deriving ("optional" no longer works)

  ocaml-ppx/ppx_deriving#247 · Filter by author chetmurthy opened on Nov 27, 2020
  6

• Deriving show: Functor application not allowed here.

  good first issue
  ocaml-ppx/ppx_deriving#232 · Filter by author brokenpylons opened on Sep 23, 2020
  2

• Compiling ppx_deriving with +musl+static

  ocaml-ppx/ppx_deriving#212 · Filter by author anmonteiro opened on Jan 20, 2020
  7

• Opaque is ignored when used with a variant

  ocaml-ppx/ppx_deriving#209 · Filter by author cemerick opened on Dec 12, 2019
  3

• Add flag for show plugin to separate fields with a newline

  enhancement
  ocaml-ppx/ppx_deriving#192 · Filter by author XVilka opened on Jun 17, 2019
  2

• Support mask enums

  ocaml-ppx/ppx_deriving#191 · Filter by author XVilka opened on Jun 13, 2019
  1

• [@fmt "%d"] as a shorthand to [@printer fun fmt -> fprintf fmt "%d"]

  ocaml-ppx/ppx_deriving#190 · Filter by author XVilka opened on Jun 3, 2019
  2

• utop prints "No such package : ppx_deriving" while i did install it.

  ocaml-ppx/ppx_deriving#186 · Filter by author wm775825 opened on Apr 17, 2019

• Customize printing of one of the mutually recursive types in deriving show

  ocaml-ppx/ppx_deriving#184 · Filter by author ChengCat opened on Mar 28, 2019
  1

• Deriving show doesn't parenthesize negative numbers

  ocaml-ppx/ppx_deriving#181 · Filter by author arucil opened on Feb 15, 2019

• show doesn't have a handler for Uchar.t

  good first issue
  ocaml-ppx/ppx_deriving#174 · Filter by author pmetzger opened on Oct 5, 2018
  25