
JSONFormatter.org
JSON Formatter & Validator
JSON Editor Online
FreeFormatter
Code Beautify JSON Validator
CodeBeautify
DevToys
JSON Lint is a web based validator and reformatter for JSON, a lightweight data-interchange format.

Mandate.md
Underscore Done
x402
Agent.ai
Enable AI agents to make autonomous payments with AP2 mandates and X402 protocol. Multi-chain crypto, budget controls, instant settlement.

Which is more popular?
Based on our record, JSONLint seems to be more popular. It has been mentioned 138 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | jsonlint.com | agentgatepay.com |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using JSONLint and AgentGatePay. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


I've been maintaining jsonlint.com for years. It's a simple JSON validator that I enjoy hacking on every now and then. Nothing fancy, just a useful tool that developers seem to appreciate. - Source: dev.to / 8 months ago
Note: It is crucial that your batchinput.jsonl file is correctly formatted. You can use online JSON formatters and validators like jsonformatter.org or jsonlint.com to verify its integrity before proceeding. - Source: dev.to / about 1 year ago
Online Tools: Websites like JSONLint or jsonformatter.org let you paste JSON and get a minified version instantly. - Source: dev.to / about 1 year ago
Tracking AgentGatePay since Dec 2025.
When comparing JSONLint and AgentGatePay, you can also consider the following products.

Online JSON Formatter and JSON Validator will format JSON data, and helps to validate, convert JSON to XML, JSON to CSV. Save and Share JSON
Compare JSONFormatter.org to JSONLint or AgentGatePay:

Transaction intelligence and control for autonomous agents.
Compare Mandate.md to JSONLint or AgentGatePay:

The JSON Formatter was created to help with debugging.
Compare JSON Formatter & Validator to JSONLint or AgentGatePay:

Real-world tasks your agent can't do alone.
Compare Underscore Done to JSONLint or AgentGatePay:
View, edit and format JSON online
Compare JSON Editor Online to JSONLint or AgentGatePay:

An open protocol for internet-native payments from Coinbase
Compare x402 to JSONLint or AgentGatePay: