1. Copy and Paste from download folder to game folder.
2. Open 'gui_federation.spr' and add at the bottom:

# Buttons
# -------

# Button borders
@reference=64
bb_build gbfedbuildol00 0 0 64 64
bb_research gbfedrsrchol00 0 0 64 64
bb_weapon gboffwepol00 0 0 64 64
bb_dweapon gbdefwpol00 0 0 64 64
//bb_weapon gbfedoffwepol00 0 0 64 64
//bb_dweapon gbfeddefwpol00 0 0 64 64
bb_standard gbfedordersol00 0 0 64 64

# General Buttons

@reference=128
@tmaterial=default
b_move gbfedorders1 64 0 64 64
b_attack gbfedorders1 0 0 64 64
b_stop gbfedorders1 0 64 64 64
b_transport gbfedorders1 64 64 64 64
b_guard gbfedorders2 64 64 64 64
b_patrol gbfedorders2 0 0 64 64
b_scout gbfedorders2 64 0 64 64
b_sandd gbfedorders2 0 64 64 64
b_decom gbfedorders3 64 64 64 64
b_galert gbfedorders3 0 0 64 64
b_yalert gbfedorders3 64 0 64 64
b_ralert gbfedorders3 0 64 64 64
b_cancel gbfedcancel00 0 0 64 64
@reference=64
@tmaterial=default
b_flag gbfedflag00 0 0 64 64
b_recrew gbfedrecrew00 0 0 64 64
b_order gbfedforder00 0 0 64 64
b_standdown gbfedstnddn00 0 0 64 64
b_repair gbfedrepair00 0 0 64 64
b_build gbfedbuild00 0 0 64 64
b_harvest gbfedharve00 0 0 64 64
b_rally gbfedrally00 0 0 64 64
b_frupgrade gbfrupgrd00 0 0 64 64
b_research gbfedresrch00 0 0 64 64
b_back gbfedback00 0 0 64 64
b_cancel gbfedcancel00 0 0 64 64

###
3. Play.
4. Add Premonition & Galaxy to a yard so you can use their buttons.

Button textures originally from the 'Admirals Sovereign', but with a more Nemesis-era coloring.