2003 was the year when Gaia Online was created.
Events in 2003
February
- February 18 - Gaia is born.
- February 21 - The Chatterbox is created.
- February 22 - The Guild Forum is created.
- Darker skintones are added.
March
- March 7 - The First Gaian Annual Ball.
- March 20 - The first Rollback occurs.
- March 25 - Rare Events are introduced.
- The dressing room is added to stores.
April
- April 1 - The Personals are created.
- April 20 - The first Easter event.
- The trading system is introduced.
- The Exchange Forum is born.
- Pink Links are added.
May
- May 20 - Isle de Gambino was added to the world map, introducing Sasha, Ruby, Peyo, and Meredith along with their stores.
- May 24 - The Halo is the first donation item released.
June
- June 6 - The Referral System added.
- June 16- A Chatroom was added.
- June 27 - Moderators were (finally) added.
July
- July 11 - The Main page gets its first revamp.
- July 30 - The second donation items, Kodiac Grizzly Bear Hat and Panda Hat, are released in the July 2003 Donation Letters.
- The Avatar Spotlight is added.
August
- August 14 - Subforums are introduced.
- August 14 - Banner ads are added.
- August 25 - The DJ Studio Headphones and Portable Stereo Headphones are released as donation items in the August 2003 Donation Letters.
September
- September - Mini Angel Wings and Mini Nitemare Wings are released as donation items in the September 2003 Donation Letters.
October
- October 25 - The Devil Tail and Angelic Sash are released as donation items in the October 2003 Donation Letters.
- October 29 - A Halloween 2k3 layout is temporarily added.
- October 31, 2003- Gaia celebrates Halloween with Trick or Treating, introduction of NPC Jack.
November
- November 5 - Name and gender change are activated.
- November 25 - The OMG Hat and AFK Hat are released as donation items in the November 2003 Donation Letters.
- November 30 - Gaia reaches 16.7 million posts (that was the post limit at the time).
December
- December 22 - The Gift Wrapping feature is added.
- December 25 - The Nitemare Scarf and Angelic Scarf are released as donation items in the December 2003 Donation Letters.
- December 25 - The first Christmas Event takes place giving users Jolly Hats and Jolly Slippers.