There are a few free items available, as well as several small secrets commonly called "Easter eggs". While the free items are public and sharable, the easter eggs aren't: the user has to find them themselves.
Free items
Graduation hat
This hat is obtained when completing the slightly more advanced tutorial. It is available from the main menu's help button, then the first option from the top.
Plunger hat
The player can obtain this hat when they are in a game while the servers are restarting. If the player already has the item, they will receive 100 gold instead.
Friend invite rewards
The player can obtain a cursed outfit from inviting their friends to download the game. More info here.
Social media rewards
There are some items for advertising the game on some social media platforms (Instagram, twitter, facebook and youtube). The requirements to obtain them is explained on this document. There are also several other special badges.
Santa items
Those items are obtained through Santa's gift. There are 2 items, one from 2019 and one from 2020.
Christmas sweaters
Those items are given through the discord special event: Santa's letter. There is a 2018, 2019 and 2020 version.
Discord items
There is a special discord shirt and hat available when joining the discord server. The user just has to use a dedicated command explained upon joining.
Selfie stick
This item is given after an instagram social media manager posts something from the user.
Other games
The player can obtain the cult mask from downloading The cult and the background from purchasing the pro version. They can also obtain the red wings from purchasing Werewolf Classic pro. In both games, there is a special option to enter a Wolvesville name and redeem the reward. More info about other games here.
Easter eggs
Memory glasses
These glasses are obtainable through a hidden mini-game where the player has to find the matching cards and finish as quick and using few tries as possible.
Quizz hat
This hat is obtainable after completing a hidden quizz
Game anniversary
There are two items released at the game's first and second anniversary (March 1st).
Vote Sign
A foreground sign with "vote" written on it.
Bitcoin Rocket
Background item
Battle Pass Breads
There is a total of 3 breads (also called "baguettes" in reference to the original idea), one for battle pass 9, 10 and 11. They are currently unavailable due to being dependant on the battle pass season.
Battle Pass easter eggs
Those are easter eggs based on the battle pass season other than the breads listed before.
Ban pan
Inspired from another discord emote, this item represents the punishments awaiting for the rulebreakers.
Sandcastle Gravestone
There are several versions of the sandcastle gravestone with text written on it depending on the player's position when the item came out (Staff, Guardian, Mentor, Moderator, translator and designer). The one obtainable to all players doesn't have any text.
Christmas Wreath
Similarly to the sancastle gravestone, there are several wreath versions based on the user's contribution to the game. The special version has red ribbons while the default one has yellow ribbons.
Santa easter egg
An easter egg related to Santa.
New Year Mouse
A foreground item released to celebrate the lunar new year and bring good fortune.
Golden Heart Gravestone
It was released on Valentine's day.
Break-up shirts
Fool's Box
A jack-in-the-box item released for April's fools.
Halloween easter eggs
Moon with Lanterns
A background item.
Pride Jacket
A shirt representing the LGBTQIA+ pride.
WWO Staff Gravestone
Released at the same time as staff full sets.