UPDATE 2 :

Remove the global arrays (from Previous Update) .
Add Property Editor .
Supported Properties Classes : (float-integer-angle-time-worldUnits-index-radiobtnIndex-.mapping-boolean-material-texturemap-bitmap-filename-string-point3-arrays-color-transform-Bitmaptexture.coords-Bitmaptexture.output)
Add Counts for Class List Items .
Add [_All*] and [_Selected*] to Class List (* Depends on Current Category) .
Add [Position, Rotation, Scale, WireColor, Name] to Objects Properties , and [Name] to Materials/Maps/Modifiers Properties .
Add Ability to :

1 - Increment Value , by checking [Incr.] Checkbox .

2 - Randomize Increment Value , by checking [Incr.Rnd] Checkbox .

3 - Randomize between 2 values [Randomize] Button , (You Need to Specify Min/Max Values in the Textboxs) .

4 - Add calue to the old Value , by checking [Add] Checkbox , (if [Add] not checked , the new value will replace the old value) .

To increment grayscale color check [Incr./Incr.Rnd] Checkbox's and use a gray color as increment Value .
Renaming Objects/Materials/Maps will always add number at the end , (Except Modifiers You Need to Check Incr. to Add Number) .
You can start increment names from specific number by using "string|integer" in the Textbox . Example : New|25
Randomize/Increment Transform Can be Done in 2 Ways :

1 - Normal Way : [Point3] Value or 2 [Point3] Values .

2 - [number|number] : for fast applying [X.Y.::Position] [Z.::Rotation] [Uniform.::Scale] .

Ability to change/clear property inside arrays (You Need to Specify its Index) .
No Spinners (Range Restrict) , so all numbers should be typed in the TextBox .
NO Filter when picking objects (Pick Objects Carefully) .
don't use 0/1 to change BooleanClasses , You can use (True/False or On/Off) .
if [Keep Button] unchecked , [Apply to Selected] Mode will always apply the change to current selected objects when executing .
When Applying New Material/Map if it has Sub Property , a QueryBox will Ask to (Keep the old Material/Map) as it's Sub .
When Clearing Material/Map [By Class] , it can be Replaced with its Subs , (you can select more than one sub from the list (in selection order) , so the first selected one will be replaced if exist , if not the second and so on .. .

Universal Select By UPDATE 3.7 (Small Update)

Names Fixer (now free)