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Get text after JSON (parse with strict=false)

M

Status: Open (in progress).

nlohmann/jsonnumber 5049

#5049 In nlohmann/json;

· AbitTheGray opened on Jan 9, 2026

function argument safety check silently optimized out in release build by clang

kind: bug

state: please discussplease discuss the issue or vote for your favorite optionplease discuss the issue or vote for your favorite option

Status: Open.

#5048 In nlohmann/json;

· risa2000 opened on Jan 7, 2026

[C++23] Error in json::parse with std::ifstream

kind: bug

platform: visual studiorelated to MSVCrelated to MSVC

Status: Open.

#5047 In nlohmann/json;

· Biraru opened on Jan 7, 2026

get enum with default value

kind: bug

solution: proposed fixa fix for the issue has been proposed and waits for confirmationa fix for the issue has been proposed and waits for confirmation

Status: Open.

#5036 In nlohmann/json;

· IamRezaMousavi opened on Dec 20, 2025

std::map and std::unordered_map serialization broken for keys of type std::u16string

kind: bug

solution: proposed fixa fix for the issue has been proposed and waits for confirmationa fix for the issue has been proposed and waits for confirmation

state: please discussplease discuss the issue or vote for your favorite optionplease discuss the issue or vote for your favorite option

Status: Open.

#5023 In nlohmann/json;

· mehecip opened on Dec 3, 2025

Feature: Add constructor support for C++20 Ranges and Views

L

state: stalethe issue has not been updated in a while and will be closed automatically soon unless it is updatedthe issue has not been updated in a while and will be closed automatically soon unless it is updated

Status: Open (in progress).

nlohmann/jsonnumber 5018

#5018 In nlohmann/json;

· DanielHwangbo opened on Nov 30, 2025

Fix json::update() with merge_objects==true error

L

Status: Open (in progress).

nlohmann/jsonnumber 5017

#5017 In nlohmann/json;

· DanielHwangbo opened on Nov 30, 2025

Reference tuple from json

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review neededIt would be great if someone could review the proposed changes.It would be great if someone could review the proposed changes.

tests

Status: Open (in progress).

nlohmann/jsonnumber 5016

#5016 In nlohmann/json;

· EALePain opened on Nov 27, 2025

error_handler_t::ignore documentation is incorrect

documentation

kind: bug

Status: Open.

#5012 In nlohmann/json;

· rakshasa opened on Nov 24, 2025

MSVC / Modules compatibility

platform: visual studiorelated to MSVCrelated to MSVC

state: help neededthe issue needs help to proceedthe issue needs help to proceed

Status: Open.

#5010 In nlohmann/json;

· nlohmann opened on Nov 23, 2025

Serialization of double type data gets stuck

kind: bug

state: needs more infothe author of the issue needs to provide more detailsthe author of the issue needs to provide more details

Status: Open.

#5005 In nlohmann/json;

· zhaoyuRobotics opened on Nov 20, 2025

VS2026 Insiders, C2678 With C++23 Modules

kind: bug

platform: visual studiorelated to MSVCrelated to MSVC

state: help neededthe issue needs help to proceedthe issue needs help to proceed

Status: Open.

#5002 In nlohmann/json;

· ToddThomson opened on Nov 18, 2025