Open-source alternatives to Git Crypt

git-secret is a command line tool and Bash encryption utility used to manage sensitive configuration files and passwords within Git repositories. It enables version controlled secret storage by encrypting files with GPG public keys, ensuring that sensitive data can be committed to a repository without exposing plaintext. The tool utilizes a PGP encryption workflow to control access through a managed keyring of authorized public keys. This allows for the granting and revocation of decryption permissions for specific users. To prevent accidental data leaks, it automatically integrates with Git

Crypto++ is a comprehensive C++ cryptographic library that implements a broad range of algorithms for symmetric and asymmetric encryption, hashing, and digital signatures. It is designed as a portable toolkit, usable across different operating systems without modification. The library distinguishes itself through its architecture: cryptographic parameters such as key size and mode are configured at compile time via C++ templates, eliminating runtime overhead. Algorithms are registered in a static factory for runtime lookup, while data processing follows a pipeline model of composable sources,

Sops is a secrets encryption tool designed to encrypt and decrypt sensitive values within configuration files. It functions as a manager for secrets that integrates with cloud key vaults and PGP keys to secure data stored in version-controlled files. The tool utilizes structure-preserving encryption to encrypt individual values while keeping the overall file format and non-sensitive keys intact. It employs a KMS-backed encryption model, interfacing with external key management services from AWS, GCP, and Azure to handle cryptographic operations without exposing private keys locally. The proj

Cryptomator is a client-side cloud encryption tool and cross-platform vault manager. It provides a transparent encryption layer that encrypts files and folder structures locally before they are uploaded to a cloud storage provider. The software creates virtual encrypted drives that mount encrypted vaults, allowing users to interact with their data as if it were on a physical disk. It supports the management of multiple independent encrypted containers, each protected by a unique password. The project covers data privacy through directory structure obfuscation and filename encryption to hide

Vault is a centralized secrets management platform designed to secure, store, and control access to sensitive credentials such as API keys, passwords, certificates, and encryption keys. At its core, the system employs a barrier-based cryptographic sealing mechanism that requires an unseal process to decrypt internal storage, ensuring that sensitive data remains protected. It provides identity-based access control to manage granular permissions across distributed infrastructure, effectively centralizing security policies and authentication for both human and machine workloads. What distinguish

phpseclib is a pure-PHP cryptographic library that provides a comprehensive suite of cryptographic operations entirely without requiring compiled C extensions. At its core, it implements arbitrary-precision integer arithmetic for big-number math, ASN.1 DER encoding and decoding for working with cryptographic data structures, and a full set of pure-PHP cryptographic primitives. The library is designed to operate on PHP 5.6 and above, automatically detecting and using native extensions like GMP or BCMath when available, but falling back to its own pure-PHP implementations when they are not. The

GmSSL is an open-source cryptographic library that implements the Chinese national cryptographic standards SM2, SM3, SM4, SM9, and ZUC as a unified algorithm suite. It provides a comprehensive set of cryptographic primitives including symmetric and asymmetric encryption, digital signatures, hashing, and key exchange, all built around these national standards for government and enterprise security applications. The library distinguishes itself through several integration capabilities. It includes an OpenSSL compatibility layer that maps GmSSL functions to OpenSSL API calls, enabling drop-in re

Horcrux is a threshold cryptography system and file fragmentation tool that splits files into encrypted fragments. It functions as a distributed key management utility, using symmetric encryption to secure data with a key that is then divided into pieces, removing the need for a master passcode. The tool implements Shamir Secret Sharing to ensure that no single fragment reveals information about the original file. It allows for passwordless recovery by requiring a specific minimum threshold, or quorum, of distributed fragments to reconstruct the decryption key and restore the original data.

AliSQL is a fork of MySQL by Alibaba that extends the relational database management system with enhancements for high performance, scalability, and enterprise-grade availability. It retains the core MySQL identity as a SQL-based database for storing, organizing, and retrieving structured data, while adding optimizations for large-scale transactional and analytical workloads. The project differentiates itself through a set of Alibaba-specific improvements, including a columnar engine for accelerating analytical queries directly on MySQL tables, and a distributed, shared-nothing NDB Cluster en

Ockam is an end-to-end encryption framework and distributed identity provider designed to establish secure communication between applications and devices. It provides a secure network overlay that utilizes cryptographic identities and attribute-based access control to implement zero trust network access. The project distinguishes itself through metadata-driven multi-hop routing and a pluggable transport layer, allowing encrypted traffic to move across diverse network topologies without requiring virtual IP overlays. It specifically enables secure tunneling for legacy applications by wrapping

Python-Guide-CN is a Chinese translation of a comprehensive guide to idiomatic Python programming and software development. It serves as a curated programming tutorial and ecosystem reference, providing a structured path for learning Python syntax, standard libraries, and professional coding patterns. The project distinguishes itself by offering detailed instructions for setting up development environments across Windows, macOS, and Linux. It specifically focuses on the selection of interpreters and the management of virtual environments to ensure a consistent workspace. The guide covers a b

php-encryption is a symmetric encryption library for PHP that provides tools for authenticated encryption and key derivation to ensure data confidentiality and integrity. It functions as a cryptography toolkit that wraps complex primitives into simplified interfaces to prevent common implementation errors. The library includes a binary-safe ciphertext serializer to maintain data structure during storage and transmission, as well as a password-based key derivation tool that transforms low-entropy passwords into cryptographically strong keys through iterative processes. The project covers a br

This project is a Python cryptography library that provides a collection of cryptographic primitives and high-level recipes for implementing secure encryption and authentication. It functions as a symmetric encryption toolkit and a cryptographic hash provider, offering both a low-level cryptographic interface for building custom protocols and high-level tools for securing data. The library covers a broad range of security capabilities, including symmetric data encryption, the derivation of cryptographic keys from passwords or secret values, and data integrity verification through the generati

jsencrypt is a JavaScript library for performing RSA encryption, decryption, and key generation. It functions as an asymmetric key generator and digital signature provider that executes all cryptographic processing directly in the browser. The library focuses on the use of the PEM standard for importing, exporting, and managing cryptographic keys. It provides the ability to create public and private RSA key pairs of various bit sizes and supports OpenSSL compatible formats. Its capabilities cover the transformation of plaintext into ciphertext and the recovery of original messages using corr

This is a symmetric cryptography library written in C that provides a portable implementation of the Advanced Encryption Standard. It functions as a block cipher implementation supporting 128, 192, and 256 bit key sizes for encrypting and decrypting data. The library includes an AES cipher mode provider that supports electronic codebook, cipher block chaining, and counter modes. These operational modes are decoupled from the core block transformation to allow for different encryption patterns. The implementation utilizes static memory allocation and table-based substitution to avoid dynamic

Filepizza is a web-based peer-to-peer file sharing application that enables direct browser-to-browser data exchange. It utilizes WebRTC to establish connections between devices, allowing files to be sent without uploading data to a central server. The project provides a password-protected file sharing mechanism that secures transmissions via symmetric-key stream encryption. It includes a containerized signaling server that can be self-hosted to coordinate connections between peers and facilitate NAT traversal across restrictive networks and firewalls. The application supports multi-file tran

CryptoSwift is a cryptography library implemented entirely in the Swift programming language. It provides a collection of standard cryptographic algorithms for encryption, decryption, and hashing without relying on native C libraries or system frameworks. The library supports symmetric and asymmetric encryption, including RSA key generation and signature management. It features authenticated encryption schemes and the ability to generate cryptographic digests for data integrity verification. The toolset covers message authentication codes, secure key derivation from passwords, and data paddi

jrnl is a command-line journaling tool used for recording dated entries and managing personal journals directly from a terminal. It functions as an encrypted plain-text journal system that protects private entries through encryption and integration with native system keychains. The project includes a calendar-based activity tracker that visualizes entry frequency and patterns using a heatmap layout. It also serves as a data utility for exporting journal entries into formats such as Markdown, JSON, YAML, and XML. The system supports multi-journal management for different life areas and provid

dotenvx is a cross-platform command-line tool that encrypts .env files using public-key cryptography and decrypts them at runtime, injecting the plaintext secrets into a process environment before execution. It treats encrypted environment files as self-contained vaults that are loaded and decrypted entirely in memory each time a command runs. What sets dotenvx apart is its ability to armor the private decryption key itself with a passphrase, allowing that key to be stored remotely and retrieved only when decryption is needed. A single encrypted vault file can be bound to multiple per-envir

andOTP is an open-source multi-factor authentication client for Android. It functions as a time-based and HMAC-based one-time password authenticator for managing two-factor authentication tokens. The application serves as an encrypted vault for authentication secrets, utilizing hardware keystores, passwords, or PINs to secure the account database. It is specifically designed to support automated backups by exporting account databases via system broadcasts for integration with external automation tools. The software covers the management of authentication tokens through QR code scanning and t

Lancet is a comprehensive extension of the Go standard library, providing a collection of reusable functions and data structures designed to reduce boilerplate code in applications. It serves as a general-purpose toolkit across multiple domains, including concurrency, security, networking, and functional logic. The project distinguishes itself through specialized toolkits for Go concurrency, such as keyed locking and channel-based stream processing, and a dedicated functional programming kit that supports currying and function composition. It also includes a dedicated cryptography library imp

Flux is a Kubernetes GitOps delivery tool used to automate application deployments by synchronizing cluster state with configurations stored in Git, OCI, or Helm repositories. It functions as a set of controllers that monitor desired state in external sources and continuously reconcile the live cluster to match those definitions. The system distinguishes itself through a multi-cluster management plane that coordinates application delivery across fleets of remote clusters from a central hub. It provides a dedicated mechanism for automated image updates, which scans container registries for new

KeePassX is a cross-platform password vault application and database manager that stores usernames and passwords in an encrypted file. It utilizes the KeePass database format to secure records using a master password or an optional key file. The application includes an automatic form filler that populates login fields in external applications and a secure password generator for creating high-entropy randomized passwords. The system provides tools for organizing credentials through custom metadata and grouping, alongside utilities for searching records and importing or exporting data.

SecureDrop is an integrated software suite designed for anonymous whistleblowing and encrypted document leaks. It provides a platform for the secure transfer of sensitive files and a communication portal for two-way encrypted messaging between organizations and anonymous sources. The system ensures identity protection by integrating onion routing to mask network locations and using asymmetric cryptography for secure communication. It incorporates a metadata-stripping pipeline to remove identifying information from uploaded files before they are reviewed. For data handling, the platform utili

Tink is a multi-language cryptography library and security toolkit providing secure APIs for data encryption and digital signatures. It functions as a data encryption library and digital signature framework designed to prevent common implementation errors across different platforms and operating systems. The project serves as a cryptographic keyset manager, utilizing JSON for the storage, rotation, and serialization of keys to maintain consistency across various programming languages. It ensures identical cryptographic behavior globally by mapping language-specific libraries to a unified set

tiny-AES-c is a lightweight C language cryptography library that provides a symmetric cipher implementation of the Advanced Encryption Standard. It functions as a portable set of functions for encrypting and decrypting data using a shared secret key. The library is designed for embedded system security, enabling cryptographic operations on hardware with limited memory and processing power. It provides these capabilities without relying on large external dependencies. The implementation utilizes a standard C library approach, employing table-based substitution and in-place buffer mutation to

Stegcloak is a unicode steganography library and text-based data concealment tool. It provides a toolkit for hiding encrypted, compressed secret messages within standard text strings by mapping binary data to invisible, non-printing Unicode characters. The project combines a symmetric encryption toolkit with an invisible character encoder to ensure secure data concealment. It utilizes password-based key stretching and authenticated symmetric encryption to protect hidden payloads from unauthorized access and tampering. The system covers the full steganography workflow, including payload compr