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