CodeFactor.io
Codacy
CodeClimate
SonarQube
SensioLabs Insight
Source-Navigator NG
ESLint
Source Insight
HardwareTestingPro
Device-Test
webcam.io
gamepadtest.tech
TestHub360
HardwareTest.org
Keyboard Tester Pro
Keyboard Checker
HardwareTestingPro is a free, browser-based hardware diagnostic suite with over 77 tools to test your keyboard, mouse, monitor, microphone, camera, gamepad, and more - instantly, with no downloads or account signup required.
Whether you're troubleshooting unresponsive keys, checking for dead pixels, verifying mic input quality, or testing gamepad button response before a big gaming session, HardwareTestingPro gives you real-time visual feedback right in your browser.
Key features:
Keyboard Tester - detect stuck or unresponsive keys, check key rollover Mouse Tester - test click accuracy, DPI, scroll wheel, and polling rate Monitor Tester - check for dead pixels, color accuracy, and screen uniformity Microphone Tester - verify audio input levels and clarity Camera Tester - confirm webcam functionality and video quality Gamepad Tester - check controller button, joystick, and trigger response
No installs, no sign-ups, no ads slowing you down - just fast, reliable hardware checks whenever you need them. Perfect for gamers, IT professionals, remote workers, and anyone setting up new peripherals.
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HardwareTestingPro's answer:
HardwareTestingPro combines 77+ hardware diagnostic tools into a single browser-based platform - no installs, no sign-ups, and no ads getting in the way. From keyboard and mouse testing to monitor, mic, camera, and gamepad checks, everything runs instantly using your browser's built-in APIs, giving accurate real-time feedback in seconds.
HardwareTestingPro's answer:
Unlike many hardware testing tools that require downloads or account creation, HardwareTestingPro works entirely in the browser with zero friction. It offers a wider range of tools (77+) in one place, a clean and fast interface, and results you can trust without worrying about privacy or bloatware.
HardwareTestingPro's answer:
Gamers checking peripherals before matches, IT professionals troubleshooting hardware issues, remote workers setting up new equipment, and everyday users who want a quick way to confirm their keyboard, mouse, webcam, or mic is working properly.
HardwareTestingPro's answer:
HardwareTestingPro was built out of frustration with clunky, ad-heavy hardware testing websites that required downloads for simple checks. The goal was to create a fast, free, no-nonsense tool that works instantly for anyone who needs to verify their hardware is functioning correctly.
HardwareTestingPro's answer:
HardwareTestingPro is built using core web technologies - HTML, CSS, and vanilla JavaScript - along with native browser APIs (such as the Web Audio API, MediaDevices API, and Gamepad API) to power the real-time hardware testing tools directly in the browser, without relying on heavy frameworks or backend dependencies.
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Device-Test - Privacy-first device tests for microphones, cameras, screens, speakers, sensors, and more โ right in your browser.
CodeClimate - Code Climate provides automated code review for your apps, letting you fix quality and security issues before they hit production. We check every commit, branch and pull request for changes in quality and potential vulnerabilities.
webcam.io - Cloud service to create live time-lapse views and more using collected webcam / IP camera images.
SonarQube - SonarQube, a core component of the Sonar solution, is an open source, self-managed tool that systematically helps developers and organizations deliver Clean Code.
gamepadtest.tech - GamepadTest lets you test controllers, GPU, mic, and MIDI online. Find stick drift, verify inputs, run benchmarks, and fix issues โ free, no download.