Official information site is here, the following are some extra details that are both useful and interesting.
Server time: (USA, East Coast)
You start with level 8 in Thais and the profession of your choice, at level 20 you can buy a Promotion from King Tibianus (Castle North-West in Thais).
Until level 80 PvP is disabled, no one can attack you and you can't attack anyone, nor block or heal +80 players. Once you reach level 80 you are very vulnerable, there is a PK Task (levels 150+) and you are an easy target.
From the official website you can inspect every player's skills, current equipment, outfit and everything else (quests completed, frags/deaths, etc.).
All players have Premium Accounts for free. You can optionally pay real money to get exclusive items, tokens and more.
The map is based on the official Tibia but has many modifications. Some original quests have been removed, as well as some parts and functionalities of the map (e.g. Kazordoon Steamboat doesn't work). New ones have been added. Download the game map files to have many areas of the map discovered for you.
The map is cleared every 4 hours.
Server is saved every 2 hours (TBC).
Events happen every 30 minutes.
Runes and ammunition are unlimited, this means you can have just one of each, these are easily bought at the Rune Shop in Thais.
From the Casino you can access all Depots of all cities.
Botting is allowed everywhere in the server except in Events and PvP battles.
Multiclients are permitted only when not in PvP battles and Events.
Read the Official Rules, they are pretty short and clear, and could change at any time.
Approximately every year the server resets, which means: