I try to include only builds that have been played to ~ lvl 75-80 / played some mid-range maps (lvl 72-76) to make sure the OP knows what he is talking about and avoid pure theorycrafts.
A build should also contain more than just a linked tree + gear
OTHER BUILD LISTS:
Witch Builds List
Duelist Builds List
Marauder Builds List
Ranger Builds List
Shadow Builds List
Templar Builds List
Ball Lightning: [2.0] Scion Ball lightning Tanky 4 curses-on-hit/mf possible
Dual incinerate totems: [2.0] Dual Incinerate Totems 100k Aoe dps /// Rank #1 First Day --- Cheap
Ethereal Knives: [2.0] I Cast Magic Missile! - Cantrip's guide to Ethereal Knives. 7K Life, 100K DPS!
Ethereal Knives/RF: [2.0] Nurbel´s Iron Will-EK-Righteous Fire Spellcaster (55k+ DPS, 5,7k+ Life, 14k+ Armor)[V- 1.1]
Ethereal Knives: The EK king - MF with good defences, clear speed and DPS
Firestorm/cwdt: [2.0] The Dy'Ness Tank with lots of cwdt support
Icestorm (whispering ice): [2.0][HC] CI Non-Crit Whispering Ice Storm Scion
Incinerate: [2.0] Block MoM/EB/GR Incinerate Scion. Easy to build Atziri Farmer. Uber Trio down Hardcore build.
Incinerate: [2.0] Nuclear Shell - VMS Scolds EB/MoM Incinerator, up to 600k singletarget uses Vaal Molten Shell powered by Scold's Bridle
Incinerate: [2.0] Scionic Flametank (CI-ZO 13%+ ES regen, Incinerate, newbie-friendly) with lots of cwdt support
Incinerate: [2.0] Incinerator Scion - Uber Atziri Warbands
Summoner - Animate Guardian: [2.0][2.0] Animate Guardian, Frost Blades HC Viable
Summoner - Blink/Mirror Arrow: [2.0] Blink & Mirror Arrow Scion - Cheap and Effective!
Summoner - SRS: [2.0] GunFinX's Summon Raging Spirits Magic Finder | Mapping | Normal Atziri| #Updated 2.0#
Summoner - SRS: [2.0] "The Apprentice, SRS Magic Finder" | LL BM | 8Auras | Magic Find #UPDATED 2.0
Summoner - SRS: [2.0] Angryaa's SRS Minion Summoner also uses zombies + spectres
Summoner - SRS: 2.0~ Alf´s True summoner Z+G+S+SRS+G Life based also uses zombies + spectres
Summoner - SRS: 5 Aura SRS scion summoner, Dem Booffs.
Summoner - SRS: [2.0] SRS - The Not-So Glass Cannon.
Summoner - SRS: [2.0] Thrash Atziri in trash (SRS) (~15C)(Atziri only) Atziri build/guide
Summoner - SRS: 2.0 SRS Scion by MatrixFactor
Summoner - SRS: #6 ladder Tempest Pela's Zergo build SRS self cast + dual totems
Vaal Spark: [2.0] The Flash build Spark + Vaal Spark (glasscannon)
Cyclone: Psyren's Exclusive "Jack the Hannibal Ripper" Dual Wield Cycloner or Ice Crasher
Cyclone: [2.0] MF Trolljölnir Cyclone, Dual curse/wield. (warbands)
Double Strike/ST: [2.0] Say_Ten's Double Strike/Spectral Throw Melee Scion - Cheap and Easy to Play
Facebreaker - Cyclone: [2.0]201.1k dps Facebreaker Cycloner Scion
Facebreaker - Ice crash: [2.0] The IceBreaker Scion. Ice Crash + Facebreakers + Counter Skills = Great fun!
Flicker Strike: [2.0] CI Flicker Striker - 630k Splash // >914k SingleTarget
Frost Blades: [2.0] Frost Blades Chain Phys Crit Dagger
Frost Blades: ULTIMATE Frost blades guide
Ice Crash: [2.0] Raggapauls EasyPeasy Crit Ice Crash Scion!
Ice Crash: [2.0 Warlords] Budget Oro's Flash Smasher Ele build with Oro's Sacrifice
Ice Crash: [2.0] Cold Dead Hands and making RichMoney proud. Cameria's Maul Magic Find Ice Crash MF build
Mjölner: [2.0] THOR'S RAINBOWNUKE: DO ALL MAPS, UBER ATZIRI, AND EXPLOSIONS!
Mjölner: [2.0] Aegis Aurora + Mjölner, Facetank-Scion
Molten Strike/RF: [2.0] Inexpensive Molten Strike Claw Scion Tank with Righteous Fire
Reave: 504K Reave DPS, 9.3K ES CI Reave Build
Static Strike: 52.0 Crit Static Strike Aegis Block with high dps
Vigilant Strike: [2.0] Bino's Critting Vigilant Strike
Viper Strike: [2.0] Block Viper Striker A.K.A BlackMamba
Wild Strike: [2.0] The fevered Soul Strike Scion (392 Manacost Wild Strike)
Wild Strike: [2.0] Wild Strike + EE Claw Scion
Wild Strike: [2.0] The Samurai (2H Crit Katana Wild Striker)
Elemental bow: Crit Ele Split Ripper - Fastest map clearer? You decide! Up to 95 crit Windripper with TS or split arrow
Explosive Arrow: [2.0] (SC) BM, Dual Curse, EE, Explosive Arrow Scion
Explosive Arrow: [2.0.1] Bloody Explosive Arrow Build (258% Life + 7.8% Life Regen)
Lightning Arrow: [2.0]Violet Shock; a shockingly chaotic Voltaxic Rift build Voltaxic Rift chaos conversion
Poison Arrow: [2.0] Lib's Scion BM ACRO PA (2.0) 88.9K DPS DoT(Cursed) Tanky, Shoot & Run, Reflect & Map Immunity
Poison Arrow: [2.0] Hidden Potential Poison Arrow (100% magic gear!) wearing magic gear only
Tornado Shot: [2.0 Warbands] Scion 4L Tornado shot Atziri Farmer for Atziri farming
Kinetic Blast: [2.0 UPDATED with pics + vids] 156k gmp dps (NO blood rage) LL BM KB by ddddddddddddddddddddime
Kinetic Blast: [2.0] Low Life Kinetic Blast Wander (for the upper middle class)
Coc: [2.0] Wurpo's quill rain + cast on crit build (aka stress test build) uses Quill Rain
Coc: [1-2.0] CoC Sci/Sha/Ran/Due with Block - Song of Ice and Fire. Cheap. Fun. Nerfed
Coc: [2.0] Rathik's Shotgunless Barrage COC build. "A song of shock and shatter"
Coc: 2.0 tacata69's^_^ SLAMMER CHUCK ^_^ (CoC GroundSlam/Molten Shock Nova + Glacial Cascade/Flame Surge)
Coc: [2.0] HerCoCules | A HC CoC wand build of Herculean proportions [WIP]
Auras/Curser: [2.0] Support/Multicurser Build Guide 5 curses, 5 auras
Curser: 2.0 Pure Support: _VOC_ #4 Rampage/Beyond, #8 Torment/Bloodline, #14 Atziri (SC) - Hexa (6) Curser 6 curses
MF culler: [2.0] "The Culler's Way" [ES] [TANK] [SOLO] [PARTY] [MF] [ATZIRI] - Tankiest culler build in PoE -
Poison Arrow: [TEMPEST] RaizQT's Poison trapper [lvl97+ top 20] BUILD OF THE WEEK + ATZIRI KILL!
1.0 - 1.3 builds
Absolute beginners should have a look at
How to make a build - quick start guide as well as at the
Guide to Game Mechanics and
Noperative's General Guide to Path of Exile