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warning: [GHC-90584] [-Wderiving-typeable]

good first issue

versioning level: minor/non-breaking addition

Status: Open.

#1177 In haskell/aeson;

· e-kwsm opened on Jun 22, 2026

unsafe rewrite rule for Functor instance of FromJSONKeyFunction

Status: Open.

#1169 In haskell/aeson;

· maralorn opened on Apr 27, 2026

Surprising behavior with Generic deriving

Status: Open.

#1158 In haskell/aeson;

· alexbiehl opened on Jan 14, 2026

Suggestion: Let error String of fromJSON contain json path info.

Status: Open.

#1154 In haskell/aeson;

· maralorn opened on Dec 17, 2025

Performance implications of ordered-keymap?

Status: Open.

#1152 In haskell/aeson;

· sjakobi opened on Nov 29, 2025

What does ordered-keymap actually do?

Status: Open.

#1151 In haskell/aeson;

· Ptival opened on Nov 21, 2025

Feature request to (optionally) support "Python JSON" number extensions

Status: Open.

#1150 In haskell/aeson;

· ljwall opened on Nov 11, 2025

Documentation examples for generic instances for ToJSONKey fail to compile

Status: Open.

#1145 In haskell/aeson;

· soenkehahn opened on Sep 17, 2025

Use strict Vector in Value.

Status: Open.

#1135 In haskell/aeson;

· phadej opened on Jun 1, 2025

The Solo instance is incorrect

Status: Open.

#1119 In haskell/aeson;

· Qqwy opened on Oct 5, 2024

Parse exception raised for combination of .: and .!=

Status: Open.

#1110 In haskell/aeson;

· quintenkasteel opened on Jul 5, 2024

Allow customization of record field unpacking for TaggedObject

Status: Open.

#1090 In haskell/aeson;

· tysonzero opened on Apr 4, 2024