#cryptography

A self-contained cryptographic library for Python

Kotlin Multiplatform Crypto/PKI/ASN.1 Library with Attestation and Hardware-Backed Crypto Support on Mobile

A high performance and modular implementation of the Dory polynomial commitment scheme

No repository description published.

Fastest 5KB JS implementation of ed25519 signatures

Hardened pure Rust RSA implementation with Marvin attack mitigation

An C# implementation of Shamir's Secret Sharing

No repository description published.

The Autonomi network's wire protocol crate

Local first, air-gapped identity for individuals, AI agents, organizations, with permissioning. Docs below are for contributors.

Maintained split-crate Rust fork of wycheproof-rs for C2SP Wycheproof test vectors

Post-quantum hybrid cryptography for data at rest (Rust core; Python/Node/Go bindings). AGPL-3.0. XChaCha20-Poly1305 · Argon2id · ML-KEM-1024 · ML-DSA-87 · VOPRF.

No repository description published.

Production-ready Python library & CLI for Open Badges 3.0 (W3C Verifiable Credentials): issue, verify, and revoke JWT-VC credentials with Bitstring Status Lists and did:web — plus strict OB 2.0 and legacy OB 1.0.

excrypto offers specialized versions of the Go crypto, TLS, x509, and SSH packages designed for security research.

X.509 parser written in pure Rust. Fast, zero-copy, safe.

Compiler-grade sequential GPU compute. Workgroup-local stacks, queues, hashmaps, dominator trees, fixed-point dataflow. CUDA + WGPU + SPIR-V with bit-exact conformance gate. Rust.

PQC-secure gossip overlay network for Communitas

Encrypt/decrypt anything in the browser using streams on background threads.

Zakura Common Libraries

A domain-specific language for writing AIR constraints for STARKs

Collection of Key Encapsulation Mechanisms written in pure Rust

Native Post-Quantum Agent Messaging Protocol (N-PAMP): a binary, multi-channel wire protocol for authenticated agent-to-agent communication with hybrid post-quantum cryptography. IETF Internet-Draft.

ed25519 for no_std/no_alloc Rust

A collection of BIP crates: BIP-0032 / BIP-0039

Generic, HSM-friendly Verifiable Credentials core — VC-JWT and Data Integrity proofs, DID resolution (key/web/ebsi), status lists — with an optional read-only EBSI plugin.

Python-SDK for Pactus Blockchain

No repository description published.

No repository description published.

Rust SDK for Poseidon/Poseidon2 in Soroban contracts.