Here is the full list of all 58 Quake Live achievements.
Complete 1 match.
Use a rocket to kill an opponent who is in the air.
Win a match for the first time.
Reach the end of the skill test hallway in the Crash Course.
Win the Crash Course match against our trainer.
Finish the first hall in the Elevate training level.
Finish the second hall in the Elevate training level.
Finish the final hall in the Elevate training level.
Finish the first hall in the Accelerate training level.
Finish the second hall in the Accelerate training level.
Finish the final hall in the Accelerate training level.
Frag an opponent while you are in the air.
Frag an enemy while moving at over 500 units per second.
Score the first kill in a match.
Record 3 Excellent medals in 1 game.
Win a match with 60% or greater accuracy.
Frag an opponent when you have only 1 health.
Accumulate 100 Frags.
Record 15 or more frags in a single match with the Rail Gun.
Use the Rail Gun to frag an opponent with only 1 point of health.
Deny Quad Damage from your opponent.
Frag an opponent who has Quad Damage when you have no power-up.
Record 5 Gauntlet frags in one match.
Win a Duel without dying.
Frag an opponent with Gauntlet while both of you are in the air.
Frag your opponent with Gauntlet in a Duel.
Win a CA round using the Grenade Launcher.
Earn at least 1 Capture, Defense, and Assist medal in a CTF match.
Accumulate 500 Frags.
In Clan Arena, frag 3 or more opposing players to win the round, when you're the last alive.
Get the last frag in a CA round with gauntlet.
Accumulate 10 or more Quad Damage frags in 1 game.
Accumulate 250 Impressive Medals.
Accumulate 100 Defense Medals.
Accumulate 100 Revenge Medals.
Kill the opposing team in Attack & Defend without touching the flag.
Accumulate 500 frags using the Rocket Launcher.
Accumulate 1000 Frags.
Record 5 Shotgun frags of opponents in the air in one match.
Complete 250 matches.
Hold 3 Domination control points in an arena for at least 30 seconds.
Get Quad and Battle Suit in one match.
Earn 3 or more Capture, Defense, and Assist medals in a CTF match.
Capture at least 3 skulls at once in Harvester.
Use the Gauntlet to frag an opponent who has Quad Damage.
Record your first frag with the Kamikaze Item.
Kill two enemy flag carriers moments before their cap in 1 game.
Accumulate 250 Excellent Medals.
Accumulate 50 Humiliation Medals.
Get 25 frags using projectiles on opponents midair.
Record a final score of 666 in Capture the Flag.
Win a Capture the Flag match by 1 capture, ending the match with your winning flag run.
Capture the flag in Attack & Defend without killing anyone on the team, minimum size 3.
Complete 1000 matches.
Accumulate 1000 combined total Capture the Flag Medals (Capture, Assist, Defense).
Accumulate 100 Capture Medals.
Accumulate 100 Assist Medals.
Accumulate 10000 Frags.