Firmware & Embedded Files
Download free sample firmware and embedded files in Intel HEX, BIN, ELF, UF2, S-Record, Device Tree, KiCad, Gerber, Arduino, and Eagle formats for testing microcontroller and PCB workflows.
16 files available
UF2 Firmware
256 KB
A sample UF2 firmware file for testing drag-and-drop microcontroller flashing.
About Firmware & Embedded Sample Files
Our firmware & embedded sample files are carefully created to be valid, well-formed examples of each format. Ideal for developers testing file upload features, testers validating file handling, and students learning about firmware & embedded file formats. Every file is free to download without registration and safe for use in CI/CD pipelines, automated testing, and development workflows.
Frequently Asked Questions
Are these firmware & embedded files free to download?
Yes. All firmware & embedded sample files on File Examples are 100% free. No registration, no email, no download limits.
Can I use these files for testing?
Yes. These files are well-formed with valid headers and metadata, suitable for file upload testing, parser validation, automated testing, and CI/CD pipelines.
Are the sample files safe?
Yes. All files are created in-house, contain no malware or tracking, and are safe for development use.
What sizes are available?
Sample files range from 1KB to over 100MB depending on the format, covering common test scenarios from form validation to load testing.