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