Free and privacy-first online tools for developers, students, and creators — including IP lookup, Base64 decoder, JSON formatter, crontab generator and more.
Cost / License
- Free
- Proprietary
Germany
EUPlatforms
- Online
+2
Alljson Alternatives
Alljson is described as 'AllJSON is a free online json [JSON Viewer, Formatter, Validator, Editor & Object Counter ] tools site, provides JSON Viewer, JSON Formatter, JSON Validator, JSON Editor and JSON Object Counter' and is a JSON Viewer in the development category. There are more than 25 alternatives to Alljson, not only websites but also apps for a variety of platforms, including Mac, Windows, SaaS and Linux apps. The best Alljson alternative is JSON Crack, which is both free and Open Source. Other great sites and apps similar to Alljson are Boop, 10015.io, json-log-viewer and fx.
Alternatives list
Cost / License
- Free
- Open Source
Platforms
- Online
- Self-Hosted
Visual JSON Editor is a JSON schema draft v4 based file editor for Windows: When opening a JSON file, the application auto-generates an editor GUI based on the provided JSON schema. The goal is to make JSON editing more effective and easier for users.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Windows
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.
Cost / License
- Free
- Proprietary
Platforms
- Online
A powerful online JSON formatter, editor and validator with multiple visualization modes including code, tree, table and graph views, making JSON debugging and manipulation effortless.
Cost / License
- Free
- Proprietary
Platforms
- Online
+2
Online Tools like Beautifiers, Editors, Viewers, Minifier, Validators, Converters for Developers: XML, JSON, CSS, JavaScript, Java, C#, MXML, SQL, CSV, Excel.
Cost / License
- Free
- Proprietary
Platforms
- Online
+1
HtmlStrip is a free tool designed for web developers who need a quick and simple solution for things in their day to day work.
Cost / License
- Free
- Proprietary
Platforms
- Online
- Software as a Service (SaaS)
Online Tools like Beautifiers, Editors, Viewers, Validators for Developers: HTML, XML, JSON, CSS, JavaScript.
Cost / License
- Free
- Proprietary
Platforms
- Online
165 GeeksPrep Tools alternativesA free web app providing 200+ online tools for developers, including JSON formatters, PDF mergers, code converters, data generators, and more—no signup required.
Cost / License
- Free
- Proprietary
Platforms
- Online
ToolRef is a growing collection of completely free, browser-based tools designed for a wide range of use cases. It offers developer utilities like an Epoch Time converter, JSON formatter & validator, HTML beautifier, and URL encoder/decoder.
Cost / License
- Free
- Proprietary
Platforms
- Online
+3
JSON Sage is a free online tool that helps developers visualize, validate, format, and edit JSON data instantly. It features a clean and modern interface with both tree view and code editor view, making it easy to explore and manipulate complex JSON structures.
Cost / License
- Free
- Proprietary
Platforms
- Online
- Software as a Service (SaaS)
StringFlux is a free online tool for developers to simplify string transformations like JSON escape, Base64 encode, URL encode, and more — all in one streamlined, privacy-friendly interface.
Cost / License
- Free
- Proprietary
Platforms
- Online
Switzerland
India
United States