BlockRPG is a pack that is focused around exploration, with RPG elements sprinkled in there to add flavor.

Here is a mod list for those who are curios:

Bookshelf (by DarkhaxDev)
Just Enough Items (JEI) (by mezz)
Large Ore Deposits (by EnderLanky)
Electroblob's Wizardry: Twilight Forest Spell Pack (by Electroblob)
Treasure2! (by gottsch)
ConnectedTexturesMod (by tterrag1098)
Blood Arsenal (by Arcaratus)
Ender Storage 1.8.+ (by covers1624)
Guide-API (by TehNut)
Hammer (Lib) Core (by Zeitheron)
AppleSkin (by squeek502)
Botanic Bonsai (by LatvianModder)
Reliquary v1.3 (by P3pp3rF1y)
Bonsai Trees 2 (by davenonymous)
Waystones (by BlayTheNinth)
OreLib (by OreCruncher)
Thaumic Inventory Scanning (Thaumcraft Addon) (by BlayTheNinth)
More Player Models (by Noppes_)
Wawla - What Are We Looking At (by DarkhaxDev)
Vampirism - Become a vampire! (by maxanier)
Signpost (by Gollorum)
TekTopia (by TangoTek)
ChocoCraft 3 (by TheSlayer5934)
Extra Utilities (by RWTema)
Just a Few Fish (by Tmtravlr)
Thaumcraft (by Azanor13)
Mowzie's Mobs (by bobmowzie)
LLibrary (by _ForgeUser11902522)
Soot (by BordListian)
Crimson Warfare (by Ta6e)
Bountiful (by ejektaflex)
Tinkers Construct (by mDiyo)
Dynamic Surroundings (by OreCruncher)
Botanic Additions (by Zeitheron)
Schematica (by Lunatrius)
LunatriusCore (by Lunatrius)
Bewitchment (by sunconure11)
Patchouli (by Vazkii)
Mantle (by mDiyo)
Enchanting Plus (by DarkhaxDev)
Arcane Essentials (Electroblob's Wizardry) (by FavouriteDragon)
JourneyMap (by techbrew)
Blood Magic (by WayofTime)
Doggy Talents (by percivalalb)
Howling Moon (by razmenwolf)
Construct's Armory (by TheIllusiveC4)
GottschCore (by gottsch)
Botania (by Vazkii)
CodeChicken Lib 1.8.+ (by covers1624)
Vampirism Integrations (by maxanier)
NetherPortalFix (by BlayTheNinth)
Forbidden and Arcanus (by cesar_zorak)
Level Up! Reloaded (by BeetoGuy)
Astral Sorcery (by HellFirePvP)
Thaumic JEI (by Buuz135)
Serene Seasons (by TheAdubbz)
Better Animal Models (by cybercat5555)
Vamparasols (by smilodonpopulator)
Thaumcraft 6 Aspects for JEI (by zabi94)
Macaw's Bridges (by sketch_macaw)
Minerva Library (by zabi94)
Baubles (by Azanor13)
The Twilight Forest (by Benimatic)
Comforts (by TheIllusiveC4)
Extra Spells (Electroblob's Wizardry) (by meldexun)
Crimson Revelations (by mobiusflip)
Iron Chests (by ProgWML6)
Embers Rekindled (by BordListian)
Ancient Warfare 2 (by Shadowmage4513)
MenuMobs (by SpiesAmice)
Village Names (by AstroTibs)
Better Animals Plus (by cybercat5555)
BetterFps (by Guichaguri)
Fence Overhaul (by TheWeatherPony)
BountifulBaubles (by Cursed1nferno)
Ice and Fire: Dragons in a whole new light! (by alex1the1666)
ForgeEndertech (by EnderLanky)
Thaumic Tinkerer (by Nekosune)
Advanced Hook Launchers (by EnderLanky)
Shadowfacts' Forgelin (by ShadowfactsDev)
Roguelike Dungeons (by greymerktv)
Ocean Floor - Clay Sand and Dirt (by Lothrazar)
TallGates (by GoryMoon)
ViesCraft - Airships! (by Vies)
Hwyla (by TehNut)
Tinkers' Tool Leveling (by bonusboni)
Extra Alchemy (by zabi94)
Electroblob's Wizardry (by Electroblob)
Mo' Villages (by TheWeatherPony)