Repository Issues

nlohmann/json

JSON for Modern C++

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 (50,278 stars)
Forks
 (7,450 forks)
Indexed issues
 (7 indexed issues)
open beginner issues
 (3 open beginner issues)
Latest indexed
Jul 31, 2026
Last GitHub push
Aug 3, 2026
License
MIT License
Contributing guide
Contributing guide
Code of conduct
Code of conduct
Dominant language
C++
PR merge metrics
 (Avg merge 9d 4h) (16 merged PRs in 30d)
Beginner labels
good first issue

Issues

7 open indexed issues

Open
NLOHMANN_DEFINE_TYPE_* fails with zero members
confirmedgood first issuekind: bug
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this monthContributing guide available

nlohmann / json · #4041 · May 23, 2023 · C++ · 50,278 stars

7 comments0 reactions0 assignees
Open
meson build does not install nlohmann_json*.cmake files
good first issuekind: bugstate: help neededstate: waiting for PR
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this monthContributing guide available

nlohmann / json · #3885 · Dec 17, 2022 · C++ · 50,278 stars

10 comments0 reactions0 assignees
Open
Help needed
good first issuestate: help needed
Why recommendedNo assignee yet · Has a beginner-friendly label
No assignee yetHas a beginner-friendly labelRepository active this monthContributing guide available

nlohmann / json · #3112 · Oct 31, 2021 · C++ · 50,278 stars

7 comments0 reactions0 assignees