concrete

The premium Open Source alternative to Microsoft SEAL

🎯 Best for:Building applications that require processing highly sensitive data without ever decrypting it.

What is concrete?

A cryptographic alternative to standard Python runtimes that converts programs into Fully Homomorphic Encryption (FHE) circuits. It allows developers to process sensitive data while it remains encrypted throughout the entire computation.

Tech Stack
C++AI, ML & Data

Why concrete?

  • End-to-end data privacy
  • Python-friendly compiler
  • Hardware acceleration support

Limitations

  • Significant compute overhead
  • Limited operation support
  • Complex debugging
2/27/2026
Last Update
209
Forks
50
Issues
Other
License
Financial Leak Detected

Stop the "SaaS Tax"

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

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

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