Standalone C++17 cryptographic primitive library: Ed25519, ring signatures (CLSAG/Triptych), Bulletproofs/BP+/BP++, FROST threshold signatures, FCMP++, BIP-39/SLIP-10/SLIP-39 key derivation, with AVX2/AVX-512 SIMD backends

cryptography simd ed25519 cpp17 avx2 ring-signatures bip39 triptych bulletproofs zero-knowledge-proofs vrf pedersen-commitments ristretto255 slip10 slip39 fcmp clsag frost-threshold-signatures curve-trees helios-selene

• Updated Mar 10, 2026
• C++

Standalone, zero-dependency C++ elliptic curve library implementing the Helios/Selene curve for FCMP++. Runtime-dispatched backends (portable, x64, AVX2, AVX-512 IFMA) with constant-time scalar multiplication, MSM, polynomial arithmetic, and ECFFT support.

cryptography cmake simd constant-time cpp17 avx2 zero-dependency elliptic-curves avx512 finite-field-arithmetic avx512f pedersen-commitments hash-to-curve fcmp

• Updated Mar 6, 2026
• C++

A simple FCMP-based check-in/check-out storage system using dictionary objects in SAS-store and retrieve data by key, like a digital cloakroom. Additionally, macro-based stack and queue functions are provided.

sas sas-macros dictionary-object saspackagesframework saspack fcmp

• Updated Oct 29, 2025
• SAS