A free, secure and open source app for Android to manage your 2-step verification tokens.
Repository Index
47,133 repositories indexed
25–48 of 181 · Most stars
Full-featured and highly configurable SFTP, HTTP/S, FTP/S and WebDAV server - S3, Google Cloud Storage, Azure Blob
- sftp-server
- go
- sftp
- scp
Disk encryption with strong security based on TrueCrypt
- encryption
- encryption-decryption
- encryption-algorithms
- veracrypt
Reliable & unreliable messages over UDP. Robust message fragmentation & reassembly. P2P networking / NAT traversal. Encryption.
- reliable-messages
- networking
- game-development
- realtime-messaging
Transparent file encryption in git
~95% on SimpleQA (e.g. Qwen3.6-27B on a 3090). Supports all local and cloud LLMs (llama.cpp, Ollama, Google, ...). 10+ search engines - arXiv, PubMed, your private documents. Everything Local & Encrypted.
- academia
- arxiv
- brave
- deep-research
Tuta is an email service with a strong focus on security and privacy that lets you encrypt emails, contacts and calendar entries on all your devices.
- javascript
- mithril
- encryption
Free Zip / Unzip software and Rar file extractor. Cross-platform file and archive manager. Features volume spanning, compression, authenticated encryption. Supports 7Z, 7-Zip sfx, ACE, ARJ, Brotli, BZ2, CAB, CHM, CPIO, DEB, GZ, ISO, JAR, LHA/LZH, NSIS, OOo, PAQ/LPAQ, PEA, QUAD, RAR, RPM, split, TAR, Z, ZIP, ZIPX, Zstandard.
- peazip
- rar
- zip
- paq
Collaborative office suite, end-to-end encrypted and open-source.
- collaborative-editing
- cryptpad
- javascript
- chainpad
A curated list of cryptography resources and links.
A tiny (18.5 kB gzip), zero-dependency, Javascript library to perform OpenSSL RSA Encryption, Decryption, and Key Generation.
Easy full stack backup operations on UNIX-like systems.
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
SSH server & client security auditing (banner, key exchange, encryption, mac, compression, compatibility, security, etc)
:busts_in_silhouette: A bash-tool to store your private data inside a git repository.
- git-secret
- git
- git-addons
- gpg
Simple Encryption in PHP.
A simple, secure and modern file encryption tool (and Rust library) with small explicit keys, no config options, and UNIX-style composability.
- cli
- encryption
- zero-configuration
- secure-by-default
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
🔐 Securely share sensitive information with automatic expiration & deletion after a set number of views or duration. Track who, what and when with full audit logs.
Secure sharing of secrets, passwords and files
- password-share
- encryption-decryption
- file-upload
- onetimelink
SSH server auditing (banner, key exchange, encryption, mac, compression, compatibility, security, etc)
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.