botan
The premium Open Source alternative to OpenSSL
🎯 Best for:C++ developers requiring a modern, secure crypto library.
What is botan?
Replaces standard cryptographic toolkits for modern C++ application development. Provides a comprehensive suite of algorithms with a focus on side-channel resistance.
Tech Stack
C++Security & Passwords
Why botan?
- • Clean, modern C++ API
- • Excellent side-channel resistance
- • Modular build system
Limitations
- • Smaller community than OpenSSL
- • Limited language bindings
- • Documentation can be sparse
3/4/2026
Last Update
634
Forks
279
Issues
BSD-2-Clause
License
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Competitor Cost
-$1,440
/ year (est. based on OpenSSL)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%