What is a .TRX file?
TRX is a Broadcom-based router firmware image, used by OpenWrt and others.
- Did you know
- TRX is the firmware format flashed onto many home Wi-Fi routers.
- TRX images begin with an “HDR0” header and a CRC check, and are flashed by firmware like DD-WRT and OpenWrt.
- The format targets Broadcom routers running the CFE bootloader, which plays a role like a PC’s BIOS.
- What Analyser reads
- Identify and read more disk images, firmware and VM files: TRX router firmware, USB DFU images, UEFI/BIOS flash volumes (.fd/.rom), Linux UBI volumes, Android sparse images (.simg), U-Boot FIT (.itb), raw floppy images (.dsk/.ima/.vfd with FAT boot sector), VMware snapshot metadata and NVRAM, Parallels VMs and disks (.pvm/.hdd), OVF manifests (.mf) and Veeam backups (.vbk).
- Depth of analysis
- .TRX is an identification-grade format: Analyser recognises it from its bytes and decodes the header metadata it carries, rather than opening it in a full viewer. Formats that do get a full viewer are marked "Full" on the formats page.
- Open a .TRX file
- Drag a .TRX file onto the Analyser home page (or tap to pick one). It is identified entirely in your browser - nothing is uploaded, there is no account, and it works offline once installed.