Who is JSON Viewer for?

JSON Viewer is a consumer product built for developers and data analysts.

Does JSON Viewer have a free plan?

Yes — JSON Viewer is free to use.

Is JSON Viewer still active?

Unverified. JSON Viewer has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What are alternatives to JSON Viewer?

Similar projects tracked by PulseGate include JSON Viewer Pro, JSON Viewer, and JSON Formatter.

Who develops JSON Viewer?

JSON Viewer is developed by Documentation.AI.

When did JSON Viewer launch?

JSON Viewer first shipped in 2023.

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JSON Viewer

Name: JSON Viewer
Author: Documentation.AI

jsonviewer.aiOther dev tools

JSON Viewer is a free online tool that allows developers and data analysts to view, validate, and beautify JSON data. It supports file uploads, error highlighting, and formatting, streamlining the process of working with JSON for web development and data analysis.

FreeWebCloud-managed

Visit jsonviewer.ai

1alternative

5features

2023since

Overview

5 features

JSON Viewer sits in PulseGate's Other dev tools category. It focuses on making it easy for developers and analysts to view, validate, and format JSON data online. It is built as a consumer product for developers and data analysts. JSON Viewer is free to use. It ships for the web.

Documentation.AI builds and maintains JSON Viewer, and it first shipped in 2023. Among its 5 catalogued features are JSON validation, JSON beautification, and file upload.

Summary written by a language model from the project’s public pages.

JSON validation
JSON beautification
File upload
Error highlighting
Data formatting

Built with & integrations

Framework

Next.js

Hosting

Cloudflare

Runs on

BrowserCloud-managed

Detected from

Next.js: x-powered-by header · /_next/static/ in the HTML
Cloudflare: cf-ray header · cf-cache-status header

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tier

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed30 Jun · 10:51 UTC
Jsonviewer Ai verified against its public source
Source: PulseGate · Open

Frequently asked questions about JSON Viewer

What does JSON Viewer do?: JSON Viewer focuses on making it easy for developers and analysts to view, validate, and format JSON data online. It is catalogued under Other dev tools on PulseGate.
Who is JSON Viewer for?: JSON Viewer is a consumer product built for developers and data analysts.
Does JSON Viewer have a free plan?: Yes — JSON Viewer is free to use.
What platforms does JSON Viewer run on?: JSON Viewer runs on the web.
Is JSON Viewer still active?: Unverified. JSON Viewer has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What are alternatives to JSON Viewer?: Similar projects tracked by PulseGate include JSON Viewer Pro, JSON Viewer, and JSON Formatter.JSON Viewer Pro JSON Viewer JSON Formatter
Who develops JSON Viewer?: JSON Viewer is developed by Documentation.AI.
When did JSON Viewer launch?: JSON Viewer first shipped in 2023.

At a glance

Platforms: Web
Languages: English
Built for: developers and data analysts
Model: B2C
Solves: Making it easy for developers and analysts to view, validate, and format JSON data online.

Developer

Documentation.AI

Index record

Identity confidence: High · 97.6
Indexed: 30 Jun 2026
Lifecycle: Alive
Last seen: 30 Jun 2026

Identity audit (12)

Slug: jsonviewer-ai-jsonviewer-ai
Lifecycle last checked: 8 Aug 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 30 Jun 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Written by a language model from the project's public pages.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Canonical URL: https://jsonviewer.ai/

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