104 + Web tools and resources

Infinite Mac logo

Infinite Mac

Collection of classic Macintosh system releases and software accessible from the web browser.

DevTools
Free
DamnGood.Tools logo

DamnGood.Tools

A set of free tools that includes a responsive design tester, detect fonts, Chat with any PDF and more.

DevTools
Free
RegExGPT logo

RegExGPT

Generate regex patterns by inputting an example of the text.

Data
Free
Accessibility Checker logo

Accessibility Checker

A free online ADA and WCAG compliance checker.

Accessibility Testing
Free
WebPerformance Report logo

WebPerformance Report

Web performance report every week in your inbox.

Performance Testing
Free
Trace Cafe logo

Trace Cafe

Easy web performance trace sharing

Performance Testing
Free
Ctool logo

Ctool

Commonly used software development and testing tools

DevTools
Free
RegxGo logo

RegxGo

An easy-to-use, AI-powered regular expressions generator.

Data
Free
ezy logo

ezy

GUI client for gRPC/gRPC-Web

API Testing
Free
JSON Formatter logo

JSON Formatter

Makes JSON easy to read. Open source.

DevTools
Free
grex logo

grex

Generate a matching regular expression from the test cases you provide

Data
Free
ProAutoma API Tester logo

ProAutoma API Tester

Online REST API client

API Testing
Free with Paid Plan
GradeJS logo

GradeJS

Analyze webpack production bundle

Security Testing
Free
CyrilEx Regex Tester logo

CyrilEx Regex Tester

Cyrilex is a regular expression tester and visualizer

Data
Free
BITB logo

BITB

Browser templates for Browser In The Browser (BITB) attack.

Security Testing
Free
HTML Size Analyzer logo

HTML Size Analyzer

Analyze HTML size and catch bloat like inline images, large React hydration state, or code duplication.

Performance Testing
Free
UPDF logo

UPDF

Supports editing text and images in a PDF across all platforms.

DevTools
Free
WebPageTest GitHub Action logo

WebPageTest GitHub Action

A GitHub Action that lets you automatically run tests against WebPageTest on code changes.

Performance Testing
Free
JSON Hero logo

JSON Hero

A beautiful JSON explorer packed with features

DevTools
Free
Allinone Tools logo

Allinone Tools

one-stop resource with tons of little utilities for formatting, editing, generating, minifying, and so on.

DevTools
Free
WebPageTest logo

WebPageTest

A web performance tool providing deep diagnostic information about how a page performs under a variety of conditions.

Performance Testing
Free with Paid Tire
Contrast Grid logo

Contrast Grid

Check compliance with WCAG 2.0 minimum contrast

Accessibility Testing
Free
TestCaseHub logo

TestCaseHub

A repository of Test Cases and Scenarios

Test Case Management
Free
AChecker logo

AChecker

An open source web accessibility checker

Accessibility Testing
Free
JsonT.run logo

JsonT.run

online JSON formatting and processing tool with powerful functions

DevTools
Free
It Tools logo

It Tools

Aggregated set of useful tools that every developer and tester may need once in a while.

DevTools
Free
JS & CSS Minifier logo

JS & CSS Minifier

Make your website smaller and faster by minifying the JS & CSS code!

DevTools
Free
Google Jamboard logo

Google Jamboard

A free online collaborative whiteboard app

DevTools
Free
Text comparator logo

Text comparator

This simple yet effective tool helps you compare two texts, and reveals the similarities and differences.

Other
Free
Security List logo

Security List

Curated lists of tools, tips and resources for protecting digital security and privacy

Security Testing
Free
Regex Vis logo

Regex Vis

🎨 Regex visualizer & editor

Data
Free
JSON Visio logo

JSON Visio

Visualize your JSON into interactive graphs.

Data
Free
UI Bakery RegEx Library logo

UI Bakery RegEx Library

A curated list of useful regular expressions for different programming languages.

Data
Free
Violating GDPR? logo

Violating GDPR?

Enter a URL and this tool will tell you if the website is violating GDPR laws.

Security Testing
Free