1_rbxinstdump.lua

local HttpService = game:GetService('HttpService')
local apid = HttpService:JSONDecode(HttpService:GetAsync('http://anaminus.github.io/rbx/json/api/latest.json'))

local function CoreDump(Reference, ClassName)
	ClassName = ClassName or Reference.ClassName
	print('Dump: ' .. ClassName)
	local Table,LongestKey = {}, 0
	for _,Entry in next,apid do
		if (Entry.type == 'Property' and Entry.Class == ClassName) then
			local Skip = false
			for _,Tag in next,Entry.tags do
				if (Tag == 'RobloxPlaceSecurity' or Tag == 'PluginSecurity' or Tag == 'deprecated' or Tag == 'hidden') then
					Skip = true
					break
				end
			end
			if (not Skip) then
				Table[Entry.Name] = Reference[Entry.Name]
				local KeyLength = #Entry.Name
				if (KeyLength > LongestKey) then
					LongestKey = KeyLength
				end
			end
		elseif (Entry.type == 'Class' and Entry.Name == ClassName and Entry.Superclass) then
			local rTable, rLongestKey = CoreDump(Reference, Entry.Superclass)
			for Key,Value in next,rTable do
				Table[Key] = Value
			end
			if (rLongestKey > LongestKey) then
				LongestKey = rLongestKey
			end
		end
	end
	return Table, LongestKey
end

local function Dump(Reference)
	-- Formatting that only looks
	-- good with monospaced fonts.
	local q=tick()
	local f,g=CoreDump(Reference)
	local r,s=math.floor((g-3)*0.5),math.floor((g-5)*0.5)
	print(('-'):rep(r),'key',('-'):rep(r-1)..'T'..('-'):rep(s),'value',('-'):rep(s-1))
	for o,p in next,f do print(o..(' '):rep(g-#o)..'|',p) end
	print(('-'):rep(g*2))
	print('Done',math.floor((tick()-q)*1000),'ms')
end

-- EXAMPLE --
-- Dump(game.Workspace.Baseplate)

2_example.txt

Dump: Part
Dump: FormFactorPart
Dump: BasePart
Dump: PVInstance
Dump: Instance
---------- key ---------T--------- value --------
RightParamB             | 0.5
TopSurfaceInput         | Enum.InputType.NoInput
CFrame                  | 0, -10, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1
FrontSurfaceInput       | Enum.InputType.NoInput
BottomParamB            | 0.5
FormFactor              | Enum.FormFactor.Symmetric
FrontParamB             | 0.5
BottomSurfaceInput      | Enum.InputType.NoInput
CanCollide              | true
BackSurfaceInput        | Enum.InputType.NoInput
LeftSurface             | Enum.SurfaceType.Smooth
Elasticity              | 0.5
FrontParamA             | -0.5
ClassName               | Part
BackParamB              | 0.5
TopSurface              | Enum.SurfaceType.Studs
Locked                  | true
ResizeableFaces         | Right, Top, Back, Left, Bottom, Front
Reflectance             | 0
Transparency            | 0
Parent                  | Workspace
TopParamB               | 0.5
Velocity                | 0, 0, 0
SpecificGravity         | 0.69999998807907
ResizeIncrement         | 1
Name                    | BasePlate
RotVelocity             | 0, 0, 0
RightSurface            | Enum.SurfaceType.Smooth
BottomParamA            | -0.5
Material                | Enum.Material.Plastic
Archivable              | true
Size                    | 512, 20, 512
BackSurface             | Enum.SurfaceType.Smooth
FrontSurface            | Enum.SurfaceType.Smooth
RightSurfaceInput       | Enum.InputType.NoInput
BackParamA              | -0.5
TopParamA               | -0.5
LeftParamB              | 0.5
Anchored                | true
RightParamA             | -0.5
Rotation                | -0, 0, -0
LeftSurfaceInput        | Enum.InputType.NoInput
BrickColor              | Dark stone grey
Position                | 0, -10, 0
BottomSurface           | Enum.SurfaceType.Inlet
LeftParamA              | -0.5
Shape                   | Enum.PartType.Block
Friction                | 0.30000001192093
------------------------------------------------
Done 9 ms