1636 Pokemon Fire Red Squirrels -

: A completely new story and region built on the FireRed engine.

: It is a "clean" dump, meaning it contains no bugs or alterations from the original Nintendo release. 1636 Pokemon Fire Red Squirrels

The original download link is dead, but archived versions live on romhacking.net under the ID #1636 (coincidentally). A direct search for that archive ID yields the patch file. : A completely new story and region built

: This refers to the group or individual who originally "dumped" (copied) the data from a physical cartridge to a digital file. 1636 Pokemon Fire Red Squirrels