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The best Software Testing tools and resources on the internet.
Over 500+ awesome tools and resources on the internet to supercharge your testing.

Tabgod
FreeExecute any JavaScript on any open browser tab.

Mobile View
FreeTest your responsive designs on multiple devices at once.
PactumJS
FreeA REST API testing tool to automate e2e, integration, contract, and component (or service-level) tests.

VS Code-jest
FreeThe optimal flow for Jest based testing in VS Code

OpenReplay
FreeSession replay for delightful products

The Four Hour Tester
FreeLearn software testing by focusing on simple exercises that take at most one hour to complete.

Jiffy Reader
FreeAn extension that allows for Bionic Reading on any webpage!

Python-Fiddle
FreeAn online Python compiler, IDE, and interpreter directly in the browser.
Wapiti
FreeWeb vulnerability scanner written in Python3

JsonGuide
FreeUser-friendly resource for learning, validating, and formatting JSON content.
Todoist
PaidOrganize it all with Todoist

Place Kitten
freePlace kittens as placeholders

Git History Diff
FreeVS Code extension to view Git history, diff of committed files, git blame info, stash details, and more.

REST Assured
FreeTesting and validating REST services the easy way.

JSON Hero
FreeA beautiful JSON explorer packed with features

Scre Io
FreeRecord videos from the camera or capture from the screen.

Katalon
FreeAn all-in-one test automation solution
codespelunker
FreeA command line search tool.

Automize
FreeThe missing Chrome Devtools Element Selector

Chai JS
FreeA BDD / TDD assertion assertion library

Mindomo
Free and PaidMind Mapping for thinking organization or structuring

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

Learn REST: A RESTful Tutorial
FreeLearn everything there is to know about REST apis with the this opensource resource.

WhatFont
FreeThe easiest way to identify fonts on web pages.
Pa11y
FreeRange of free and open source tools to help designers and developers make their web pages more accessible.

Heynote
FreeA dedicated scratchpad for developers and testers
Detox
FreeGray box end-to-end testing and automation framework for mobile apps

Select Star SQL
FreeThis is an interactive book which aims to be the best place on the internet for learning SQL.
Comcast
FreeSimulate common network problems like latency, bandwidth restrictions and more
Dispostable
FreeYour basic anonymous temporary email address.