free C++ class library of cryptographic schemes
- cryptography
- crypto
- c-plus-plus
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A native implementation of TLS in Javascript and tools to write crypto-based and network-heavy webapps
- crypto
- cryptography
- x509
- message-digest
Decentralized cryptocurrency blockchain daemon implementing the XRP Ledger protocol in C++
- xrpl
- xrp-ledger
- xrp
- cplusplus
Cyberduck is a libre FTP, SFTP, WebDAV, Amazon S3, Backblaze B2, Microsoft Azure & OneDrive and OpenStack Swift file transfer client for Mac and Windows.
An implementation of the TLS/SSL protocols
Orchestrate end-to-end encryption, cryptographic identities, mutual authentication, and authorization policies between distributed applications – at massive scale.
- messaging
- authentication
- key-management
- identity
A crypto-secure Reliable-UDP library for Golang with FEC support.
- kcp
- forward-error-correction
- reed-solomon-codes
- reliable-udp-library
modular quant framework.
Valet lets you securely store data in the iOS, tvOS, watchOS, or macOS Keychain without knowing a thing about how the Keychain works. It’s easy. We promise.
- keychain
- touch-id
- face-id
- security
₿ A guide (for humans!) to cryto-currencies and their algos.
An experiment.
Hide secrets with invisible characters in plain text securely using passwords 🧙🏻♂️⭐
- cryptography
- steganography
- compression
- functional-programming
CAUTION: END OF SUPPORT ON 14 AUG 2026. The 'jsrsasign' (RSA-Sign JavaScript Library) is an opensource free cryptography library supporting RSA/RSAPSS/ECDSA/DSA signing/validation, ASN.1, PKCS#1/5/8 private/public key, X.509 certificate, CRL, OCSP, CMS SignedData, TimeStamp, CAdES and JSON Web Signature/Token in pure JavaScript.
- asn1
- x509
- certificate
- crl
CCCryptor (AES encryption) wrappers for iOS and Mac in Swift. -- For ObjC, see RNCryptor/RNCryptor-objc
A self-contained cryptographic library for Python
- cryptography
- security
- python
Javascript bitcoin library for node.js and browsers
The wolfSSL library is a small, fast, portable implementation of TLS/SSL for embedded devices to the cloud. wolfSSL supports up to TLS 1.3 and DTLS 1.3! Update to wolfSSL 5.9.1 for the latest CVE fixes.
A modern, open source password manager for individuals and teams.
- javascript
- lit-element
- lit-html
- password-generator
Software sandbox for storage of sensitive information in memory.
- security
- golang
- go
- cryptography
A set of icons for all the main cryptocurrencies and altcoins, in a range of styles and sizes.
The future of online communications.
A p2p, secure file storage, social network and application protocol
- java
- peer-to-peer
- encryption
- social-network
UFONet - Denial of Service Toolkit
- dos
- ddos
- ufonet
- botnet
Collection of cryptographic hash functions written in pure Rust
- cryptographic-hash-functions
- blake2
- gost
- streebog