FormatterJSON
JSON Formatters
JSON Formatter & Validator
ExtendsClass JSON Formatter
JSONFormatter.org
SafeJSON.dev
devkit-ai.com
JSONFormatter.Online
AppErgo
10015.io
FreeToolkit
FreeToolPoint
PotatoTools
ToolMasterApp.in
ToolsOnline.run
Cryptii
DevTools Workspace is a fast, privacy-focused suite of developer utilities including JSON formatter, validator, minifier, JSON โ XML/CSV converters, and Base64 encoder/decoder. Built with an IDE-style interface and runs entirely in the browser โ your data never leaves your device.
AppErgo is an independent project covering text, codes and puzzles, conversion, dates and time, audio, games, random generators and everyday utilities. Each tool is designed for quick use on desktop and mobile, with a clear interface and a responsive layout.
Available in English and French, AppErgo is built primarily with static HTML, CSS and vanilla JavaScript. Its name combines App with Ergo, reflecting a focus on practical applications, ergonomics and ease of use.
FormatterJSON AppErgoFormatterJSON's answer
All-in-one JSON and data conversion toolkit for developers โ 100% client-side.
AppErgo's answer:
AppErgo brings together more than 200 browser tools in one fast, lightweight and privacy-friendly toolbox. Every tool is 100% free, works without an account, runs directly in the browser, avoids intrusive advertising, and is fully responsive on both desktop and mobile.
AppErgo's answer:
AppErgo was created in France in 2026 as an independent project developed by a solo creator. Its name combines โAppโ, for applications and online tools, with โErgoโ, reflecting a focus on ergonomics, simplicity and ease of use. The project started with a small collection of practical tools and gradually grew into a toolbox of more than 200 tools covering text, codes and puzzles, dates, audio, games and everyday tasks.
AppErgo's answer:
AppErgo is primarily built with static HTML, CSS and vanilla JavaScript. Its pages are generated through a custom administration system based on PHP and MySQL, while the public tools rely on standard browser technologies such as SVG, Canvas and the Web Audio API. All processing takes place directly in the browser, without external APIs or remote processing services.
AppErgo's answer:
AppErgo is designed for students, teachers, developers, creators, office workers, puzzle enthusiasts and everyday users who need a practical online tool without creating an account or navigating a complicated service. Its wide range of tools supports both occasional tasks and regular use on desktop or mobile.
AppErgo's answer:
AppErgo is built for people who want to open a tool, complete a task and move on. It combines more than 200 fast, lightweight and responsive tools with clear interfaces and local browser processing. There is no signup, no intrusive advertising and no unnecessary upload of personal data. The tools are available directly on desktop and mobile, without installing anything.
AppErgo's answer:
AppErgo is primarily designed for individual users rather than named enterprise customers. Its audience includes students, teachers, developers, creators, puzzle enthusiasts and anyone looking for a quick browser-based tool.
JSON Formatters - Use the all-in-one JSON tool to Format, Validate, Minify, and Convert JSON instantly. Supports JSON to XML, YAML, CSV, SQL, HTML Table, and Excel. Fast, secure, and privacy-focused.
10015.io - 10015.io is an all-in-one toolbox offering many tools from various categories.
JSON Formatter & Validator - The JSON Formatter was created to help with debugging.
FreeToolkit - 100+ free online tools: JSON formatter, Base64 encoder, UUID generator, regex tester, age calculator, color picker, unit converter & more. Fast, private โ runs entirely in your browser. No login.
ExtendsClass JSON Formatter - ExtendsClass JSON Formatter is a tool that allows you to beautify, minify, validate, view, and escape JSON code.
FreeToolPoint - 45+ free browser-based tools: PDF tools, resume builder, OCR, YouTube thumbnails, favicon generator, calculators & more. No signup, no uploads.