Xyrinfe Shadow Project

The Xyrinfe Shadow Project started out as a series of game mods for the freeware Cave Story.

Canon Works
These are works that take place in the main timeline.

Xyrinfe Shadow arc

 * Xyrinfe Shadow

Lunar Shadow arc

 * Lunar Shadow ZER0 (mod)
 * Lunar Shadow (mod)
 * Lunar Shadow X (mod)

Apocalyptic Towers arc

 * Apocalyptic Shadow (mod)

Dataverse arc

 * Umbrageous Light (mod)

Semi-canon works
These works are considered to be semi-canon. Usually, their events would be fanon, but a character in canon dreams about those events.

Lunar Shadow Reverse arc
Works in this arc have the "R" in their names flipped backwards.
 * Lunar Shadow R-2 (mod)

Fanon works
These works take place in an alternate timeline. This may or may not include fan works.

Darkest Shadow timeline
The Darkest Shadow works were thought up by Lunatrix.
 * Darkest Shadow

Solar Shadow timeline
The Solar Shadow works were created by AuroraDash.
 * Solar Shadow
 * Solar Shadow 2
 * Solar Shadow 3
 * Solar Shadow 4

By the Lunar Tierce

 * Selenic Shadow (mod)

By the Lunar Tierce Knights

 * Gun (mod) (King (2.0))

By other people

 * Lunar Shadow: The Gathering (alfasketer)

Trivia

 * In the first quarter of 2021, RKS renamed the Lunar Shadow Project to the Xyrinfe Shadow Project.