ponysay/dev/history-list

[Chapters Here, Unnamed chapters can be included only if are confired to _exist_ by crew]
S01E01 Friendship is Magic [Part 1]
S01E02 Friendship is Magic [Part 2]
S01E03 The Ticket Master
S01E04 Applebuck Season
S01E05 Griffon the Brush Off
S01E06 Boast Busters
S01E07 Dragonshy
S01E08 Look Before You Sleep
S01E09 Bridle Gossip
S01E10 Swarm of the Century
S01E11 Winter Wrap Up
S01E12 Call of the Cutie
S01E13 Fall Weather Friends
S01E14 Suited for Success
S01E15 Feeling Pinkie Keen
S01E16 Sonic Rainboom
S01E17 Stare Master
S01E18 The Show Stoppers
S01E19 A Dog and Pony Show
S01E20 Green isn't Your Color
S01E21 Over a Barrel
S01E22 A Bird in the Hoof
S01E23 The Cutie Mark Chronicles
S01E24 Owl's Well That Ends Well
S01E25 Party of One
S01E26 The Best Night Ever

S02E01 The Return of Harmony [Part 1]
S02E02 The Return of Harmony [Part 2]
S02E03 Lesson Zero
S02E04 Luna Eclipsed
S02E05 Sisterhooves Social
S02E06 The Cutie Pox
S02E07 May the Best Pet Win!
S02E08 The Mysterious Mare Do Well
S02E09 Sweet and Elite
S02E10 Secret of My Excess
S02E11 Hearth's Warming Eve
S02E12 Family Appreciation Day
S02E13 Baby Cakes
S02E14 The Last Roundup
S02E15 The Super Speedy Cider Squeezy 6000
S02E16 Read It and Weep
S02E17 Hearts and Hooves Day
S02E18 A Friend in Deed
S02E19 Putting Your Hoof Down
S02E20 It's About Time
S02E21 Dragon Quest
S02E22 Hurricane Fluttershy
S02E23 Ponyville Confidential
S02E24 MMMystery on the Friendship Express
S02E25 A Canterlot Wedding [Part 1]
S02E26 A Canterlot Wedding [Part 2]

S03E01 The Crystal Empire [Part 1]
S03E02 The Crystal Empire [Part 2]
S03E03 Too Many Pinkie Pies
S03E04 One Bad Apple
S03E05 Magic Duel
S03E06 Sleepless in Ponyville
S03E07 Wonderbolts Academy
S03E08 Apple Family Reunion
S03E09 Spike at Your Service
S03E10 Keep Calm and Flutter On
S03E11 Just For Sidekicks
S03E12 Games Ponies Play
S03E13 Magical Mystery Cure

S04E01 Princess Twilight Sparkle [Part 1]
S04E02 Princess Twilight Sparkle [Part 2]
S04E03 Castle Mane-ia
S04E04 Daring Don't
S04E05 Fight to the Finish
S04E06 Power Ponies
S04E07 Bats!
S04E08 Rarity Takes Manehattan
S04E09 Pinkie Apple Pie / Pinky Apple Pie
S04E10 Rainbow Falls 
S04E11 Three's a Crowd
S04E12 Pinkie Pride
S04E13 Simple Ways
S04E14 Filli Vanilli
S04E15 Twilight Time
S04E16 It Ain't Easy Being Breezies
S04E17 Somepony to Watch Over Me
S04E18 Maude Pie
S04E19 For Whom the Sweetie Belle Toils
S04E20 Leap of Faith
S04E21 Testing Testing 1, 2, 3
S04E22 Trade Ya
S04E23 Inspiration Manifestation
S04E24 Equestria Games
S04E25 Twilight's Kingdom [Part 1]
S04E26 Twilight's Kingdom [Part 2]

S05E01 The Cutie Map [Part 1]
S05E01 The Cutie Map [Part 2]
S05E03 Castle Sweet Castle
S05E04 Bloom and Gloom
S05E05 Tanks for the Memories
S05E06 Appleoosa's Most Wanted
S05E07
S05E08
S05E09
S05E10
S05E11
S05E12
S05E13
S05E14
S05E15
S05E16
S05E17
S05E18
S06E19
S05E20
S05E21
S05E22
S05E23
S05E24
S05E25
S05E26

S06E01

[Movies with scenes with ponies from G4 there count here]
My Little Pony: Equestria Girls
My Little Pony Equestria Girls: Rainbow Rocks

[Official Comic here]
My Little Pony: (Arc 1)  [Issues 1 - 4] Return of Queen Chrysalis
My Little Pony: (Arc 2)  [Issues 5 - 8] Nightmare Rarity 
My Little Pony: (Arc 3)  [issues 9 -10] Zen and the Art of Gazebo Repair
My Little Pony: (Arc 4)  [Issues 11-12] Neigh Anything
My Little Pony: (Arc 5)  [Issues 13-14] My Little Pirate: Friendship Ahoy
My Little Pony: (Arc 6)  [Issues 15-16] Six Story Arc
My Little Pony: (Arc 7)  [Issues 17-20] Reflections
My Little Pony: (Arc 8)  [Issues 21-22] Manehattan Mysteries
My Little Pony: (Arc 9)  [Issue  23]    Issue 23
My Little Pony: (Arc 10) [Issue  24]    Issue 24
My Little Pony: (Arc 11) [Issues 25-26] The Good, the Bad and the Ponies
My Little Pony: (Arc 12) [Issues 27-28] The Root of the Problem
My Little Pony: (Arc 13) [Issue  29]    Issue 29

My Little Pony: Annual 2013
My Little Pony: Annual 2014
My Little Pony: Equestria Girls Holiday Special

My Little Pony Micro Series 1: Twilight Sparkle
My Little Pony Micro Series 2: Rainbow Dash
My Little Pony Micro Series 3: Rarity
My Little Pony Micro Series 4: Fluttershy
My Little Pony Micro Series 5: Pinkie Pie
My Little Pony Micro Series 6: Applejack
My Little Pony Micro Series 7: The Cutie Mark Crusaders
My Little Pony Micro Series 8: Princess Celestia
My Little Pony Micro Series 9: Spike
My Little Pony Micro Series 10: Princess Luna

My Little Pony: Friends Forever 1 : Pinkie Pie & Applejack
My Little Pony: Friends Forever 2 : The Cutie Mark Crusaders & Discord
My Little Pony: Friends Forever 3 : Princess Celestia & Spike
My Little Pony: Friends Forever 4 : Twilight Sparkle & Shining Armor
My Little Pony: Friends Forever 5 : Fluttershy & Zecora
My Little Pony: Friends Forever 6 : Trixie & Rainbow Dash
My Little Pony: Friends Forever 7 : Princess Luna & Pinkie Pie
My Little Pony: Friends Forever 8 : Applejack & Rarity
My Little Pony: Friends Forever 9 : Ganny Smith & Flim and Flam
My Little Pony: Friends Forever 10: Fluttershy & Iron Will
My Little Pony: Friends Forever 11: Spitfire & Rainbow Dash & some foals
My Little Pony: Friends Forever 12: Twilight Sparkle & Pinkie Pie
My Little Pony: Friends Forever 13: Rarity & Bab Seed
My Little Pony: Friends Forever 14: Princess Luna & Spike
My Little Pony: Friends Forever 15: Applejack & Ponyville City Hall (Mayor Mare, Tadwell, Filtyrich, Davenport)

My Little Ponu: FIENDship is Magic: 1: Sombra × Rex
My Little Ponu: FIENDship is Magic: 2:
My Little Ponu: FIENDship is Magic: 3:
My Little Ponu: FIENDship is Magic: 4:
My Little Ponu: FIENDship is Magic: 5:

[Non English with quality like IDW comics here]
My Little Pony: Mein allerliebstes Vorlesebuch
-Fluttershy und der Drache
-Eine Party für Pinkie Pie
My Little Pony: La Magia de la Amistad

[Only Novels count here]
My Little Pony: Twilight Sparkle and the Crystal Heart Spell
My Little Pony: Pinkie Pie and the Rockin' Ponypalooza Party
My Little Pony: Rainbow Dash and the Daring Do Double Dare
My Little Pony: Rarity and the Curious Case of Charity
*That Charity is clear an Ascended fan name from an OC into Canon*
My Little Pony: Applejack and the Honest-to-Goodness Switcheroo

The Daring Do Adventure Collection

My Little Pony: Equestria Girls: Through the Mirror
My Little Pony: Equestria Girls: Rainbow Rocks
My Little Pony: Equestria Girls 3

[Any 'Official' guide here]
My Little Pony: The Elements of Harmony