Arrow block for Minecraft by Ro tto
This mod provides blocks can display arrows in four main directions, usable for decoration
BiblioCraft by Joseph 'Nuchaz' Sinclair
BiblioCraft adds fancy storage containers including bookcases, armor stands, potion shelves, regular shelves, tool racks, glass weapon cases, wooden desks and wooden chest labels and now add machines, redstone interactions, and eyeware, fancy lamps and golden lanterns. Also Tables, enchanted plates, map frames, and seats!
BiblioWoods Biomes O'Plenty Edition by Joseph 'Nuchaz' Sinclair
Adds support for 16 varietys of wood from Biomes O'Plenty for 8 of the wooden block in BiblioCraft.
BiblioWoods Forestry Edition by Joseph 'Nuchaz' Sinclair
Adds support for 24 varietys of wood from Forestry for 8 of the wooden block in BiblioCraft.
BiblioWoods Natura Edition by Joseph 'Nuchaz' Sinclair
Adds support for 13 varietys of wood from Natura for 8 of the wooden block in BiblioCraft.
Carpenter's Blocks by Mineshopper
Adds slopes and a variety of vanilla-inspired blocks that support covers, side covers, overlays, dyes and chiseled patterns.
SecretRoomsMod by AbrarSyed, Wyn Price, alexbegt
This mod adds a variety of cool blocks that camouflage themselves to the surrounding world. All of these blocks have extremely useful functions that allow you to simply hide your diamonds, or punish all who dare try to get to them. Hidden doors, pressure plates, hidden levers and more!