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About

Simulation should be a map, not a maze.

Naksha started with a simple frustration: getting one honest structural answer often takes four programs, three file translations and a meshing study. We're building one workbench that removes those steps.

naksha/ˈnʌk.ʃɑː/ · noun · map, blueprint

In Hindi and Urdu, a naksha is a map or an engineering drawing. The name is about what simulation should give you: a clear picture of how a design will behave, drawn quickly enough to change the design.

Principles

How we build it

Honest numbers

We publish benchmark errors, including the bad ones. A fast answer is only useful if you know how far to trust it.

Open by default

We build on proven open-source solvers and libraries, and we read and write other tools' formats so your models aren't locked in.

Fast on real models

We test on production CAD and multi-million-element meshes, not just textbook cubes.

Engineers stay in charge

Automation and AI assistants can do the clicking. Decisions and confirmations stay with you.

The company

Built by Effileap

Naksha is developed by Effileap Technologies, a technology company in Trivandrum, India. Effileap builds custom software, AI and automation for businesses. With Naksha, it brings that engineering to simulation.

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Open-source credits

Built on the shoulders of giants.

Naksha works with, and builds on, these projects. We're grateful to their authors and communities.

  • CalculiXFinite element solver, run as a separate program
  • Code_AsterFinite element solver, run as a separate program
  • OpenRadiossExplicit dynamics solver, run as a separate program
  • MoFEMHigh-order finite element framework
  • GmshMesh generation
  • Open CASCADE TechnologyCAD kernel for STEP, IGES and BREP
  • VTK3D visualisation
  • Qt / PySide6User interface framework
  • NumPy & SciPyNumerical foundations of the mesh-free solver
  • PrePoMaxOpen-source pre/post-processor for CalculiX, by Matej Borovinšek; project-file compatibility
  • MaterialMap and other sourcesMaterial data, each card credited with its source and licence

Abaqus is a trademark of Dassault Systèmes. LS-DYNA is a trademark of Ansys, Inc. NAFEMS is a trademark of NAFEMS Ltd. Naksha isn't affiliated with or endorsed by any of these companies. References to their products describe file-format compatibility only.

Build it with us.

We're looking for engineering teams to shape the roadmap, and for people who'd like to help build it.