stk

The premium Open Source alternative to Schrödinger Maestro

🎯 Best for:Scientists designing complex, non-standard molecular architectures at scale.

What is stk?

Replaces manual coordinate generation for complex supramolecular architectures and cages. Uses a modular building-block approach to automate the design and database creation of novel molecules.

Tech Stack
PythonChemistry & Materials

Why stk?

  • Highly modular architecture
  • Automated isomer generation
  • Extensive database support

Limitations

  • Steep learning curve
  • Heavy RDKit dependency
  • Complex installation process
3/3/2026
Last Update
51
Forks
67
Issues
MIT
License
Financial Leak Detected

Stop the "SaaS Tax"

Your team could be burning cash. Switching to stk instantly boosts your runway.

Competitor Cost
-$1,440
/ year (est. based on Schrödinger Maestro)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%

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