We were tired of constantly pushing out the names of the tanks when we were discussing diep.io so we created this list with abbreviations which are intuitively to be understood. Our (two) letters abbreviation of all tanks (with bullet and body variations), bosses, and stats in diep.io in alphabetical order:
Tanks & Builds
[ Bullet Annihilator : ][ A ]
[ Rammer Annihilator : ][ RA ]
[ Assassin : ][ AE ]
[ Auto 3 : ][ A3 ]
[ Auto 5 : ][ A5 ]
[ Auto Gunner : ][ AG ]
[ Auto Smasher : ][ AS ]
[ Auto Trapper : ][ AT ]
[ Basic Tank : ][ b ]
[ Battleship : ][ BS ]
[ Bullet Booster : ][ BB ]
[ Rammer Booster : ][ RB ]
[ Bullet Destroyer : ][ D ]
[ Rammer Destroyer : ][ RD ]
[ Factory : ][ F ]
[ Bullet Fighter : ][ BF ]
[ Rammer Fighter : ][ RF ]
[ Flank Guard : ][ FG ]
[ Gunner : ][ G ]
[ Gunner Trapper : ][ GT ]
[ Hunter : ][ HU ]
[ Hybrid : ][ H ]
[ Landmine : ][ L ]
[ Machine Gun : ][ MG ]
[ Manager : ][ M ]
[ Mega Trapper :][ MT ]
[ Necromancer : ][ N ]
[ Octo Tank : ][ O ]
[ Overlord : ][ OL ]
[ Overpenta : ][ OP ]
[ Overseer : ][ OS ]
[ Overtrapper : ][ OT ]
[ Penta Shot : ][ PS ]
[ Predator : ][ P ]
[ Quad Tank : ][ Q ]
[ Ranger : ][ R ]
[ Rocketeer : ][ RO ]
[ Skimmer : ][ SK ]
[ Smasher : ][ SM ]
[ Sniper : ][ SN ]
[ Spike : ][ S ]
[ Sprayer : ][ SP ]
[ Spread Shot : ][ SS ]
[ Stalker : ][ ST ]
[ Streamliner : ][ SL ]
[ Trapper : ][ TR ]
[ Tri-Angle : ][ TA ]
[ Tri-Trapper : ][ TT ]
[ Triplet Shot :][ TS ]
[ Triple Twin : ][ TW ]
[ Triplet : ][ T ]
[ Twin : ][ W ]
[ Twin Flank : ][ WF ]
TANK STATS
[ Regeneration : ][ RR ]
[ Max. Health : ][ MH ]
[ Body Damage : ][ BD ]
[ Bullet Speed : ][ VB ] ( stands for : velocity bullet )
[ Bullet Penetration :][ BP ]
[ Bullet Damage : ][ DM ]
[ Bullet Reoad: ][ BR ]
[ Movement Speed : ][ VM ] ( stands for : velocity movement )
[ Recoil : ][ RC ]
[ Focus Fire : ][ FF ]
[ Auto Fire : ][ AF ]
BOSSES
[ Fallen Overlord : ][ PU ]
[ Fallen Booster : ][ FB ]
[ Summoner : ][ SU ]
[ Guardian of the Pentagons :][ GP ]
[ Defender : ][ DF ]