Always thought there wasn't enough packed block ? No ? oh well... here it is anyway.
"Pack Me Up !" is an addon from the mod "Better Than Wolves" 3.0CE
-12 new packed blocks (nitre, potato, carrot, red and brown mushroom, slime, bat wings, witch wart, soul flux, brimstone, apple, venom sac)
-higher tier of compression for packed and most gathered blocks (each tier requiring 9 of the previous one, max tier being sextuple compression corresponding to 59,049 (9^5) item compressed into 1)
Piston packer being used to compress blocks into their corresponding compressed forms.