Software Alternatives & Reviews

JSONLint Reviews

JSON Lint is a web based validator and reformatter for JSON, a lightweight data-interchange format.

Social recommendations and mentions

We have tracked the following product recommendations or mentions on Reddit and HackerNews. They can help you see what people think about JSONLint and what they use it for.
  • error CS1503: Argument 1: cannot convert from 'Newtonsoft.Json.Linq.JToken' to 'string'
    Your JSON {"id": 1, "list": [item1, item2]} is invalid. You can validate it using tools like and - Source: Reddit / 5 days ago
  • enabling letsencrypt issues
    You've got two sets of "settings" your indenting is all over the place, and it isn't valid JSON as per - Source: Reddit / 11 days ago
  • I created an online tool to generate Emacs and Vim themes from VS Code theme's JSON files.
    That JSON is malformed, please check with - Source: Reddit / 18 days ago
  • Problems with fetch, help pls!
    Or go to and paste in exactly what it returns and see if it passes. - Source: Reddit / 18 days ago
  • many to many serializer (need a help T_T)
    Https:// shows your JSON example is invalid. Probably the source of the error is your JSON data. - Source: Reddit / about 1 month ago
  • Send to a webhook using Postman
    The JSON isn't in the right format (the above is not the right format -- don't forget to use quotes and you don't need the last comma after "available". - Source: Reddit / about 1 month ago
  • Posting an incident through API gives error
    When I check the request on I don't see any problems, so the JSON code itself appears to be correct. That indicates the issue is in the field names or values you try to enter. - Source: Reddit / about 2 months ago
  • Hacked Results?
    Check that it's valid JSON by pasting it into - Source: Reddit / 2 months ago
  • Dependabot fails to parse package-lock.json
    Paste the contents in, and press the Validate JSON button. It should tell you where the parsing error is. - Source: Reddit / 3 months ago
  • What does it mean when people say JSON is "self describing"?
    If you need help validating JSON for conversational purposes, here's a useful tool you can use: - Source: Reddit / 3 months ago

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