New version update (28 October 2014):

Final Fantasy XIV 2.4: Dreams of Ice

INFO:

• Official Patch Notes: FFXIV 2.4 (English)
• "Where do I unlock new 2.4 content?"
• "I just hit level 50! What next?" (2.4 edition)
• "I want to be a master crafter!" (2.4 edition)
• "I've been gone for a while. What have I missed?" (2.0-2.38)

QUICK SUMMARY:

STORY ► New quests and sidequests.

• Main Scenario: unlocks Snowcloak (dungeon) and Shiva (trial).
• Hildibrand: unlocks Dragon's Neck (trial).
• Delivery Moogle • Big Fishing • Rogue and Ninja
• Chronicles of a New Era (Coil)

ECONOMY ► New tier of gear, tomestones, crafting, and gathering.

• New item level cap: i130
• New tier of currency: Allagan Tomestones of Poetics
• End-game gear: Ironworks (Poetics) and Dreadwyrm (Coil)
• 4-star crafting recipes
• 4-star unspoiled nodes
• New Big Fish, with new conditions.

DUTIES (FULL PARTY) ► New tier of 8-man raids and trials.

• The Final Coil of Bahamut released. (Turns 10-13)
• The Second Coil of Bahamut unlocked and added to Duty Finder.
• Shiva (Hard/Story Mode) and Shiva (Extreme).
• The Dragon's Neck (Ultros fight).

DUTIES (LIGHT PARTY) ► New tier of 4-man "Extreme" dungeons.

• Snowcloak
• The Sunken Temple of Qarn (Hard)
• Sastasha (Hard)

NEW CLASS ► Rogue (ROG) / Ninja (NIN)

• Rogue: dexterity-based melee class; wields a dagger in each hand.
• Ninja: uses combinations of "Mudras" to cast "Ninjutsu" magic

CASH SHOP ► New online microtransaction store.

• Sleipnir mount • new Scion minions • fantasia potions