Here is the full list of all 106 Zombie Panic! Source achievements.
As a Survivor, kill the zombie who is carrying the keycard on Aquatica.
Win a round on Blackout as a Zombie.
Break 80 unfortunate doors
Survive Blackout as a Survivor once.
Do a total of 600 damage with a keyboard.
Complete Corpsington as a Survivor once.
As a Survivor, push the generator all the way up until the end on Corpsington.
Win a round on Corpsington as a Zombie.
Survive Silence as a Survivor once.
As a Zombie, steal the documents before the survivors obtain them on Aquatica.
As a Zombie, destroy 150 breakable props.
Complete Harvest as a Survivor once.
As a Zombie, kill at least two survivors before the emergency broadcast ends on Harvest.
Survive Keretti as a Survivor once.
Win a round on Survival Keretti as a Zombie.
Blow yourself up along with 3 zombies using an IED.
Win a round on Asylum as a Zombie.
Win any round using only melee weapons (requires at least one melee kill).
Win a round on Survival Town as a Zombie.
Survive Ruralpanic as a Survivor once.
Win a round on Ruralpanic as a Zombie.
Win a round on Survival Corpsington as a Zombie.
Survive Corpsington as a Survivor once.
Complete Subway as a Survivor once.
Win a round on Subway as a Zombie.
Survive Deadend as a Survivor once.
Share a fully loaded heavy firearm with a teammate needing.
Complete Murksville as a Survivor once.
Win a round on Murksville as a Zombie.
Complete Tanker as a Survivor once.
Share a full box of ammo with a teammate needing.
Win a round on Tanker as a Zombie.
Survive Clubzombo as a Survivor once.
Complete Keretti as a Survivor once.
Win a round on Keretti as a Zombie.
Complete Frozenheart as a Survivor once.
Survive Haunted as a Survivor once.
Win a round on Haunted as a Zombie.
Win a round on Silence as a Zombie.
Survive Cinema as a Survivor once.
Win a round on Cinema as a Zombie.
Win a round on Frozenheart as a Zombie.
Win a round on Deadend as a Zombie.
Survive Pithole as a Survivor once.
Win a round on Pithole as a Zombie.
Win a round on Sapidcerebrum as a Zombie.
Win a round on Zomboeing as a Zombie.
Complete Aquatica as a Survivor once.
Win a round on Aquatica as a Zombie.
Complete Shreddingfield as a Survivor once.
Win a round on Shreddingfield as a Zombie.
Complete Biotec as a Survivor once.
Win a round on Biotec as a Zombie.
Win a round on Clubzombo as a Zombie.
Survive Policestation as a Survivor once.
Win a round on Policestation as a Zombie.
Win a round on Harvest as a Zombie.
As a Survivor, kill an infected survivor before he turns into a zombie.
Play a full round as every ZPS character.
As the Carrier, lead a group of 5 or more zombies.
As a Survivor, barricade 150 times.
Complete any official objective map for the first time.
After being infected, kill a survivor right after turning into a zombie.
Survive any official survival map for the first time.
As the Carrier, infect three survivors in the same round.
As the Carrier, kill three survivors in the same life.
Complete Zomboeing as a Survivor once.
Survive Asylum as a Survivor once.
Survive Nightmare as a Survivor once.
Survive Sapidcerebrum as a Survivor once.
Survive Thrillvile as a Survivor once.
Survive Town as a Survivor once.
Survive Underground as a Survivor once.
Win a round on Nightmare as a Zombie.
Win a round on Thrillvile as a Zombie.
Win a round on Underground as a Zombie.
Kill 3 zombies with one single grenade.
Play a full round on all of the official maps.
As the Carrier, use 'Roar' ability 250 times.
As a Zombie, have a total of 100 kill assists.
As a Zombie, assist in killing two survivors while berserk mode.
As a Zombie, destroy 50 barricades.
As the Carrier, use your spotting ability on 100 different survivors.
As a Survivor, be spotted by a Carrier 45 times.
As a Survivor, get hit by 4 different zombies and survive the round.
As a Survivor, heal a total of 25 survivors with the white or red inoculator.
As a Survivor, delay someone's infection with a green inoculator.
Kill 3 zombies in a row through headshots with the baseball bat.
Kill an infected survivor with a shovel.
Kill 30 zombies with a sledgehammer through headshots.
As a Zombie, prop kill a survivor.
Kill 6 consecutive regular zombies by headshots with a revolver without reloading or changing weapons.
As a Zombie, set a survivor on fire
As a Survivor, play in a round where everyone is only using Eugene and Marcus.
As a Survivor, find and fill up 50 gas cans in the generator on Frozenheart.
As a Zombie, kill 50 survivors with headshots
As a Survivor, escape through the alternative route on Subway.
As a Survivor, find and deliver 20 supply crates on Zomboeing.
As a Survivor, hotwire the truck 25 times on Zomboeing.
As a Survivor, be the last man standing and win the round on Silence.
As a Zombie, do a total of 800 damage on Thrillville.
As a Survivor, kill 2 Zombies with a single melee swing