There is a legitimate way to download homebrew without a soldering iron, but it is deeply limited.
To develop a useful post for downloading and using Xbox 360 homebrew, it is essential to highlight the recent shift from hardware-only mods (like RGH or JTAG) to more accessible software exploits. This guide covers how to set up the new and the essential tools for running custom software. The Easiest Way to Get Homebrew: Xbox 360 Homebrew Store
: A native application or script that allows direct downloads of emulators, tools, and games from community repositories. GODsend 360
For the latest developments in running homebrew (software-only methods that don't require hardware soldering), researchers and enthusiasts often refer to: BadUpdate Exploit