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