opencsd is an Arm CoreSight Trace Decode library.

Simple program to read/write from/to any location in memory

Utilities for TI OMAP3 DSP.
Sources: http://gst-dsp.googlecode.com/
GIT sources: http://github.com/felipec/dsp-tools

Picotool is a tool for inspecting RP2040 binaries, and interacting with RP2040 devices when they are in BOOTSEL mode.

sdma firmware for iMX SoC.

TI OMAP3 DSP algorithms.

(Sources: https://gforge.ti.com/gf/project/openmax/)
(Package: http://code.google.com/p/gst-dsp)

Tslib is an abstraction layer for touchscreen panel events.

Homepage: https://github.com/kergoth/tslib

Bootloaders and related software packages

Mirrors Raspberry Pi OS' rpi-eeprom package[1]. Contains tools for upgrading and configuring RPi's first stage bootloader.

[1] https://github.com/raspberrypi/rpi-eeprom

Binary bootloader and firmware files for Raspberry Pi

DEPRECATED - Please use package raspberrypi-eeprom instead

Originally, das U-Boot was used to bring up a plethora of "embedded boards".
It is now so widespread that it can be assumed a viable alternative to (u)EFI firmware, but with a significantly smaller memory footprint. Nonetheless U-Boot contains hooks to still boot operating systems reliant on EFI.