Hidden updates/2001–2007

December

 * 18 December: A Vulture egg is added as a drop from Vultures and Raven eggs were able to be acquired from bird's nests.
 * 18 December: Yanille Petshop is released, but access is denied for a month.

November

 * 12 November: The graphics for the Gnome scarf is changed again.
 * 12 November: The Goblin High Priest miniquest was released.
 * 5 November: The graphics for the Gnome scarf is changed.

September

 * 20 September: All zeroes in the RuneScape games are updated to have a line through them to help distinguish them from capital Os.

August

 * 28 August: Two-handed swords are now held to the shoulder.

July

 * 5 July: Unicode characters can now be used in-game, using Alt+number shortcuts built into Windows. For example, (Alt-0254) becomes þ.
 * Unknown date
 * Barrelchest anchor attack style is changed to a mace style.

June

 * 26 June
 * Loading and connection messages appears in the upper-left corner of the game applet.
 * The scroll bar on the chat box is updated.
 * Items now do not 'flash' when they are unequipped, in the way that they do when they are used on one another.
 * Players are not allowed to go beyond the first floor of Melzar's Maze after the quest. The quest is also extended slightly, and there is a Music track added.
 * Large monsters are able to move diagonally. This disrupts former safespots and safespot luring.
 * 2 June: The graphics for Rabbit snares is changed.
 * Unknown date
 * The location where Jagex stores data on a player's computer is changed.

May

 * 30 May: Broken shields from the Shield of Arrav quest can no longer be sold in shops or noted.
 * 16 May: It is reported that the new Lunar spells are changed so the rate of levelling up was slowed.
 * 14 May: 4 new worlds (numbered 141-144) are added.

April

 * 17 April: Players may now walk and alchemise items at the same time.
 * 15 April: Players can no longer stand on the same square as the Evil Chicken to avoid attack, it says: "Bwuk! Get off me!" and throws the character off the square.

March

 * 27 March
 * The in-game world switching interface is slimmed down.
 * King Roald's graphics are improved.
 * 13 March
 * Players are able to use capitals in the middle of a sentence.
 * Switching Prayer during combat will no longer cause the player to stop attacking the monster.
 * A search feature is added next to the Manual link in the RuneScape website.
 * Switching attack methods will no longer cause the player to stop attacking the monster.

February

 * 7 February: Ardougne Zoo walls are changed from traditional rock colour to marble, similar to the style of houses in Falador.
 * Unknown date
 * The Shadow Sword miniquest is released.
 * Players no longer need to go through a message while entering Mort Myre. When the food rots while being attacked by a Ghast, it only takes up one line of dialogue.
 * When The Fremennik Isles quest was released, an NPC used the word "damn", which Jagex considers offensive. Later, it is changed to "blasted" instead.

January

 * Unknown date
 * The granite area of the desert is changed so that players need waterskins whilst mining there.

December

 * 12 December: The witch in Draynor Manor can now be talked to (due to the Animal Magnetism quest).

October

 * 18 October: Players failing to pickpocket would get a twittering sound effect after being hit by an NPC.

July

 * Mid-July: Members can no longer tan dragonhides on free worlds.

2004

 * Members objects can no longer be alchemised on the free worlds.
 * The thickness of the gate connecting Taverley and Falador is increased.

Unknown

 * Flight Killisa no longer drops only God Wars items.