An sdk file extension is related to the AutoSketch and used for its drawing files.
There are 4 other file types using
the SDK file extension!
.sdk - Roland S-550/S-50/W-30 disk image
.sdk - ShrinkIt compressed Apple II file archive
.sdk - Roland S-7xx series floppy disk image
.sdk - Smart Diary Suite cookbook
What is sdk file? How to open sdk files?
The sdk file extension is associated with the AutoSketch for Microsoft Windows a 2D vector drawing program developed by Autodesk.
It is less powerful than Autodesk's AutoCAD and does not support 3D models.
The default software associated to open sdk file:
AutoCAD 
Company or developer:
Autodesk, Inc.
A CAD designing software with the powerful, flexible features. It is a CAD development platform that provides tools to build custom AutoCAD-based software products for specific markets. The default file formats using by AutoCAD are: DWG and DXF.
Help how to open:
Use compatible tools to work with *.sdk files.
How to convert:
Probably can be converted to other formats.
Find conversions from sdk file:
sdk to dwg
Find converter to sdk file type:
ifc to sdk
List of software applications associated to the .sdk file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open sdk file, edit sdk file, convert sdk file, view sdk file, play sdk file etc. (if exist software for corresponding action in File-Extensions.org's database).
Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting sdk files.
Software that open sdk file - AutoSketch drawing
Programs supporting the exension sdk on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open sdk file action.
sdk file editor and apps that can edit sdk file - AutoSketch drawing
Programs supporting the exension sdk on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for edit sdk file action.
Programs that can create sdk file - AutoSketch drawing
Programs supporting the exension sdk on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for create sdk file action.
Unspecified and all other actions for computer programs working with sdk file - AutoSketch drawing
Click on the software link(s) for more information. Suggested software applications use sdk file type for internal purposes and/or also by different way than common edit or open sdk file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).
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