FreeDevTool.App is a comprehensive collection of open source developer tools with offline functionality
90+ free browser-based hardware testing tools — keyboard, mouse, screen, webcam, mic, audio. No install, no signup. Localized in 9 languages.
Free, open-source, browser-only diagnostics for front-desk and help-desk IT: scanners, printers, signature pads, cameras, network, and the web apps staff sign into. One page, one question. No accounts, no tracking, no telemetry.
GoMicTest is a free online microphone test and mic troubleshooting tool. Check microphone input, visualize sound activity and hear Voice Check playback. Explore guides for Windows, Mac, iPhone, Android, Discord, Zoom, Teams, Google Meet, browser permissions, microphone problems and audio quality.
A minimal browser-based keyboard, mouse, controller, webcam, display, speaker and microphone tester.
Browser-based hardware diagnostics. Test controllers, monitors, GPUs, speakers, microphones, keyboards and mice with live readouts — stick drift and circularity, dead pixels, frame-time, channel isolation, n-key rollover, mouse polling rate. No install, no backend, nothing uploaded.
Free full-screen online screen color and dead pixel tester for monitors, laptops, and mobile displays along with speakers health testing.
To associate your repository with the microphone-test topic, visit your repo's landing page and select "manage topics."