# System & Hardware Tools

> Device info, controller tester, EDID viewer, serial terminal and more: free system tools right in your browser.

Test hardware and inspect devices without installing anything: check gamepads, read monitor EDID or talk to microcontrollers via Web Serial.

## Tools in this category

- [Controller Tester](https://pockettoolbox.org/en/controller-tester): Supports PlayStation (PS5, PS4), Xbox (Series, One, 360), Nintendo Switch, and generic USB/Bluetooth gamepads.
- [Device Info](https://pockettoolbox.org/en/device-info): Displays detailed information about your current device, browser, screen, and more.
- [EDID Viewer](https://pockettoolbox.org/en/edid-viewer): Decode and analyze 128 byte EDID binary data to view supported timings, texts, and settings.
- [Random Generator](https://pockettoolbox.org/en/random-generator): Well, the name pretty much says it all, right?
- [Serial Terminal](https://pockettoolbox.org/en/serial-terminal): Free web-based Serial Terminal and serial monitor directly in your browser. Connect via Web Serial API to any COM port, USB-UART adapter, or serial interface, send commands, and analyze data in real time without installation.

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PocketToolbox (https://pockettoolbox.org/en)