It should be obvious how much of a Luke fangirl I am, because most of these fics (but not all!) have him as one of the major characters.
Just the basics right now, but maybe later, once I've stared at something else for awhile, I'll come back with why I recommend these fics.
Last Updated: December 8, 2005
Current total: 87 fics
About Turn by Mina. (ESB AU, Luke-Vader, PG)
Across a Crowded Room by Jaded. (Luke/Mara, others, PG)
Another Route by Ar-Zimraphel. (Intertrilogy/OT AU, Luke-Vader, PG-13)
Chasing Dreams by Becky Tailweaver. (Post-ANH AU, Luke-Vader, PG)
Convergence by Alex. (AU, Obi-Wan/Qui-Gon, NC-17; warning: dark themes, noncon)
Crystallize by torch. (Obi-Wan/Qui-Gon, PG-13)
The Dark Fire Chronicles: Ember and Shade by ViariSkywalker. (OT AU, Luke, Leia, Vader, others, PG)
Dark Mirror by Gandalf the Grey. (NJO AU, Luke/Mara, Han/Leia, others, PG. Note: very interesting story, but the grammar...not so good)
Dark Times by Treenahasthaal. (Luke-Vader, OCs, others, R)
Dear Irritating, Dear Irritated by Gabri_Jade and obaona. (Luke/Mara, G)
Destiny of the Skywalkers I: Hope Renewed by Jedi_BMK. (OT AU, Anakin, Padme, Luke, Leia, Han, Mara, PG)
The Dividing Factor by Niralle. (Luke/Mara, others, PG)
Drive You Mild by obaona. (AU, Luke/Mara, PG)
Educating Luke by TheSockOfDarthVader. (Post-ANH, Luke, Leia, Han, Wedge, G)
An Education of Sorts by Jaxmari. (Post-TPM, Anakin, Obi-Wan, G)
Equally Cursed and Blessed (Post-ESB AU, Luke-Vader, PG-13)
Father by Sherry. (ESB AU, Luke, Leia, Lando, Vader, PG-13)
Fixing a Hole and sequel by MatrixSailorStarKnightZ. (AU, time travel, Luke, Han, Leia, Anakin, Obi-Wan, others, PG-13)
The Force Bond Series by Kitt. (AU, Luke-Vader, OCs, PG)
Freedom to Err by obaona. (pre-ESB, Luke, others, PG)
From Sand into Glass by Faelai. (Luke/Mara, Han/Leia, Anakin/Padme, PG-13)
The Heart of a Sith by Shady-777. (AU, Dark!Luke)
I, Rebel by padawan lunetta. (OT AU, Hal Horn, Corran Horn, Luke, PG)
If I Don't Catch You and sequels by Julie the Tall Terror. (AU, Anakin, Obi-Wan, Qui-Gon, others, PG)
Ignite the Stars by rhonderoo and Jedi Trace. (Luke, Vader, PG)
Infinite Possibilities by Gabri_Jade. (Post-TTT AU, Luke/Mara, PG)
The Journey of Discovery Trilogy by Jedi-2B. (Post-RotJ AU, Luke/Mara, Han/Leia, PG-13)
Legacy of Light by Knight_Aragorn. (OT AU, Luke, Leia, Han, Ben, Vader, Palpatine, PG)
The Lie by MJ Mink. (OT AU, Luke-Vader, PG)
A Light to Guide You by Nix. (AU, Obi-Wan/Qui-Gon, NC-17)
Lightheaded by purebristles. (slight AU, Luke/Mara, R)
Like My Father Before Me (Post-NJO, Luke, Ben, PG)
Love to Hate You by JadeLotus. (Luke/Mara, G)
Luke's Christmas by Kitt. (post-ESB, Luke, Vader, PG)
Men Will Be Boys by Jedi Trace. (Post-NJO, Luke, others, PG)
A Moment in Time by Kazzy. (Post-RotS AU, Padme, Luke, Leia, Han, Vader, PG)
Not Mine by TKeira_Lea. (young!Luke, G)
On the Couch by vader-incarnate. (Post-Dark Empire, Luke, OC, PG)
Open Your Door by J.Bredin. (AU, Luke/Mara, R)
Out of the Shadows by Ash Darklighter. (AU, Luke/Mara, PG-13)
Perfect by Jedi-2B. (Luke/Mara, PG-13)
Point of No Return by Jedi Trace. (AU, Luke/Mara, R)
The Prodigal Son by geo3. (Shmi and Anakin Skywalker, G)
Racing the Stars by Love Alchemist. (AU, Luke-Vader, PG-13)
Rebel Choice by AngelQueen. (ANH, Pooja Naberrie, PG-13)
Receptivity by Jane Lane. (Luke/Mara, PG-13)
Reformation of the Order by Darth_Scroobius. (OT AU, Obi-Wan, Luke, Vader, more, PG)
Rogue Encounter by Knight_Aragorn. (ANH, Luke, Wedge, G)
Sanctuary of Time by AngelofDarkness. (NJO-PT time travel AU, Obi-Wan, Anakin, Jaina, Ben, PG)
A Scoundrel's Wisdom by WendyNat. (post-ESB, Luke, Lando, Leia, G)
Shooting Stars by Mina. (OT AU, Luke, Vader, Biggs, Leia, Ben, PG)
The Skywalker Prophecy Trilogy and prequel by Darth-Lex. (AU, Anakin/Padme, Luke/Mara, Han/Leia, OCs, PG)
Sleight of Hand by kayladie. (AU, Luke/Mara, Han/Leia, PG-13)
Snapshots: Obi-Wan Kenobi, this is your life by Pumpkin. (Obi-Wan/Qui-Gon, G through NC-17)
The Soul's Trial Trilogy and sequels by Sienn. (NJO AU, Luke/Mara, Han/Leia, PG-13 to NC-17; scroll down to find them)
The Temperature Series by obaona. (Luke/Mara, G)
The Water's Edge by obaona, vader-incarnate, and happy hobbit padawan. (AU, Obi-Wan, PG)
Where Am I Going To? by Shadow131. (OT AU, Luke, Vader, Han, Leia, PG-13)
Whispers in the Night by Qui-Xux. (Intertrilogy AU, Luke/Mara, PG)
Whisper Your Weakness by kayladie. (slight AU, Luke/Mara, NC17; scroll down to find it)
The Widow Skywalker by Meredith Bronwen Mallory. (Post-RotJ AU, Luke, Padme, PG-13)
World Come Undone by crazyundeadfairy. (Post-RotS AU, Obi-Wan, Luke, Vader, PG)