Here is the full list of all 51 Far Cry 3 trophies - there are 38 bronze, 10 silver, 2 gold and 1 platinum.
Obtain all the Trophies.
Complete "Payback" Co-op map (Online/Offline).
Complete "Rush Hour" Co-op map (Online/Offline).
Complete "Lights Out" Co-op map (Online/Offline).
Complete "Ready or Not" Co-op map (Online/Offline).
Gather a total of 60 relics.
Complete "Overboard" Co-op map (Online/Offline).
Complete "Sidetracked" Co-op map (Online/Offline).
Fully distract 25 enemies with rocks (Single Player only).
Kill 50 enemies with the flamethrower (Single Player only).
Find the lost Hollywood star.
Dive more than 60m (Single Player only).
Gather all "Letters of the Lost".
Kill an enemy with the Repair Tool (Single Player only).
Win $1500 playing poker.
Attend the final ceremony.
Kill Hoyt.
Earn every tattoo by learning all the skills.
Craft a special syringe.
Buy all attachments and paint jobs for one weapon.
Gather all the memory cards.
Liberate all outposts.
Complete Riley's interrogation.
Complete a Supply Drop quest.
Use your wingsuit to reach the Southern island.
Kill Vaas.
Survive the encounter with Vaas and escape.
Kill 4 enemies simultaneously with one explosion (Single Player only).
Rescue Keith from Buck.
Kill an enemy with a takedown from above from a glider, zipline or parachute (Single Player only).
Complete a Path of the Hunter quest.
Hunt and skin a rare animal.
Complete a WANTED Dead quest.
Freefall more than 100m and live (Single Player only).
Kill a target from 70m or more with the bow (Single Player only).
Rescue Oliver from the pirates.
Activate 9 radio towers.
Craft 25 syringes.
Complete the Rakyat initiation.
Spend $5000 at the shop.
Beat any Trial of the Rakyat score.
Liberate 3 outposts.
Liberate an outpost without triggering an alarm.
Unlock 50 entries in the Survivor Guide.
Rescue Liza from the burning building.
Tag 25 enemies using the camera (Single Player only).
Lure and kill a predator.
Earn 5 skill tattoos.
Craft 5 upgrades for your equipment.
Return to the doctor with the cave mushrooms.
Escape the pirates and survive in the wilderness.