3.9.1

CHANGES:

• Fix generation of unnecessary Poly_typ ([], ...) nodes when deriving
  de/serializer for open types. These are rejected by OCaml 5.3 onward.
  (#162)
  @NathanReb

3.9.0

CHANGES:

• Expose Deriving.t values to allow definition of external Deriving aliases
  (#159)
  @NathanReb

3.8.0

CHANGES:

• Port deriver to ppxlib (#149, Simmo Saan)

3.7.0

CHANGES:

• Use ounit2 instead of ounit for the tests
  (#144)
  Marek Kubica
• Update to ppxlib >= 0.26.0
  (#142, #146)
  Sonja Heinze, Antonio Nuno Monteiro
• Sanitize the ppx output to be able to use module names shadowing the modules from the standard library
  (#140)
  Simmo Saan
• Reimplement map_bind to avoid stack overflows on js-of-ocaml
  (#138)
  P. Baudin
• Add ppxlib as a direct dependency for ppx_deriving_yojson
  (#136)
  Hongchang Wu

v3.6.1

CHANGES:

• Update to ppxlib >= 0.14.0
  (#127)
  Kate Deplaix

v3.6.0

CHANGES:

• Update to ppx_deriving 5.0 and ppxlib
  (#121)
  Rudi Grinberg, Thierry Martinez, Kate Deplaix and Gabriel Scherer

• Fix issues when the equality operator (=) is shadowed
  (#126, #128, fixes #79)
  Martin Slota, Kate Deplaix

ppx_deriving_yojson 3.5.3

• Support for OCaml 4.11 (requires feature from ppx_deriving.4.5) (#122 by Thierry Martinez)
• Documentation improvements (#115 by Olivier Andrieu)