NC.js Node Server for Manufacturing

NC.js is a low cost commercial product for simulating CNC programs in the cloud.

  • Create your own services
  • Collaborate with customers and vendors.
  • Measure your results on a CMM
  • Optimize your programs to be 15% more efficient
  • Check for collisions and other issues after last-minute changes

Convert G-code programs into models for enrichment with tolerances and tooling. Share the models with customers to show how their design tolerances are being met. Share with vendors to get suggestions for better tooling.


Build translators and solutions for STEP, IFC, or STEP-NC for digital manufacturing!

Service Pack #4 Released 2016-06-01! - AP242 Tolerances, Checkers, and IFC Mesher!

Projects and News

STEP-NC Machine

  • Assemble and simulate fully-associative STEP-NC manufacturing models with this desktop tool!
  • Download demo!
  • Generate G-codes — license key no longer required!
  • See what's new

STEP-NC Inspect

  • Combine STEP-NC machining with a new machining simulator, and machine feedback using MTConnect for metrology feedback while the first part is being cut

Open Source Projects

Expertise and Services