explaingit

delphinus/vim-json

Analysis updated 2026-07-17 · repo last pushed 2018-09-05

★ 1Vim scriptAudience · developerComplexity · 1/5DormantSetup · easy

TLDR

A Vim plugin that adds strict JSON syntax highlighting, flagging errors like missing commas or wrong quotes in red as you type.

Mindmap

mindmap
  root((vim-json))
    What it does
      JSON syntax highlighting
      Error highlighting
      Quote concealing
    Tech stack
      Vim script
    Use cases
      Editing config files
      Debugging API responses
      Maintaining datasets
    Audience
      Web developers
      Vim users
    Features
      Strict JSON rules
      Real time warnings
      Optional quote hiding

Code map

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filefunction / class

What do people build with it?

USE CASE 1

Spot a missing comma or trailing semicolon in a JSON config file before it breaks your app.

USE CASE 2

Edit API response fixtures with clear visual separation between keys and values.

USE CASE 3

Maintain large JSON datasets with reduced risk of syntax mistakes.

USE CASE 4

Get a cleaner-looking JSON file in Vim by concealing the double quotes around keys.

What is it built with?

Vim script

How does it compare?

delphinus/vim-jsonaevri/dotfilesokratitan/dotfiles
Stars111
LanguageVim scriptVim scriptVim script
Last pushed2018-09-052020-05-162021-07-09
MaintenanceDormantDormantDormant
Setup difficultyeasyeasymoderate
Complexity1/51/51/5
Audiencedeveloperdeveloperdeveloper

Figures from each repo's GitHub metadata at analysis time.

How do you get it running?

Difficulty · easy Time to first run · 5min

Requires a Vim plugin manager to install.

Copy-paste prompts

Prompt 1
Show me how to install vim-json using a standard Vim plugin manager.
Prompt 2
Help me understand what vim-json's red error highlighting is telling me about a broken JSON file.
Prompt 3
Explain how to turn off quote concealing in vim-json.
Prompt 4
What JSON syntax mistakes does vim-json catch that regular JavaScript highlighting misses?

Frequently asked questions

What is vim-json?

A Vim plugin that adds strict JSON syntax highlighting, flagging errors like missing commas or wrong quotes in red as you type.

What language is vim-json written in?

Mainly Vim script. The stack also includes Vim script.

Is vim-json actively maintained?

Dormant — no commits in 2+ years (last push 2018-09-05).

How hard is vim-json to set up?

Setup difficulty is rated easy, with roughly 5min to a first successful run.

Who is vim-json for?

Mainly developer.

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