CapyToolkit is described as 'Collection of 45+ free browser tools engineered to run entirely client-side. All operations execute locally via native browser APIs, Web Workers, and WASM, ensuring that data, logs, and cryptographic keys never reach an external server' and is an app in the development category. There are more than 25 alternatives to CapyToolkit for a variety of platforms, including Web-based, Mac, Windows, Linux and Google Chrome apps. The best CapyToolkit alternative is DevToys, which is both free and Open Source. Other great apps like CapyToolkit are CyberChef, QuillBot, Omni Tools and Pangram.
Native macOS app with 20+ full-screen display tests covering solid colors, gradients, ghosting, burn-in, color accuracy, HDR, response time, display info, and PWM flicker. Supports multi-monitor setups with fast navigation, auto cycle, and zero permissions.
Poland
EU
Program for testing the quality of CRT/LCD screens. It displays various patterns and allows you to estimate the quality of your CRT/LCD monitor.
Free online-service to test a computer monitor, laptop screen, TV or mobile device display
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.
India
JSON Formatter Pro is a browser extension that helps you quickly format and validate JSON so it’s easy to read and debug. It prettifies/minifies JSON, highlights syntax, and makes it simple to inspect large JSON responses while working in APIs, web apps, and dev tools workflows.
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.
For academic integrity, we've adopted a premium model specifically trained to identify AI-authored essays masquerading as student writing.
United Kingdom
OmniDetect is the first multi-engine AI detection platform. Instead of relying on a single detector, it cross-references GPTZero, Winston AI, and Originality.ai simultaneously for a consensus verdict.
United Kingdom
Decode from Base64 format or encode into it with various options. Our extension has an easy-to-use online tool to convert data.
DevUtilHub provides 24+ free online developer tools including regex tester, Base64 encoder/decoder, JWT debugger, JSON formatter, hash generators, and more. All tools run entirely in your browser for maximum privacy and speed. No signup required.
