Showing 451 open source projects for "security operating system"

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  • 1
    Spacedrive

    Spacedrive

    Spacedrive is an open source cross-platform file explorer

    Spacedrive is an open‑source cross‑platform file manager powered by a virtual distributed filesystem (VDFS) written in Rust, allowing users to organize files across multiple devices—cloud services, offline drives—into a unified personal distributed cloud. It emphasizes security, interoperability, and ownership of personal data. Organize files across many devices in one place. From cloud services to offline hard drives, Spacedrive combines the storage capacity and processing power of your...
    Downloads: 70 This Week
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  • 2
    MemGuard

    MemGuard

    Secure software enclave for storage of sensitive information in memory

    This package attempts to reduce the likelihood of sensitive data being exposed when in memory. It aims to support all major operating systems and is written in pure Go. Sensitive data is encrypted and authenticated in memory with XSalsa20Poly1305. The scheme used also defends against cold-boot attacks. Memory allocation bypasses the language runtime by using system calls to query the kernel for resources directly. This avoids interference from the garbage collector.
    Downloads: 3 This Week
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  • 3
    Syncthing

    Syncthing

    Open Source Continuous File Synchronization

    Syncthing is an open source continuous file synchronization program, which essentially works by synchronizing files between two or more computers in real time. Syncthing is designed to first and foremost keep users’ data safe and protected against data loss and against attackers who would unlawfully try and access this data. It doesn’t store data anywhere else except on your computers and uses encryption to secure all your data. It is very easy to use, cross-platform and automatic. As such,...
    Downloads: 62 This Week
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  • 4
    Cryptomator

    Cryptomator

    Multi-platform transparent client-side encryption for your cloud files

    Cryptomator is a free and open source project that offers multi-platform, transparent client side encryption of your files in the cloud. It works with just about any cloud storage service; is totally transparent so you can work with your files how you normally would; and secure with a 256-bit key length AES encryption. It’s also simple and easy to use with no need for different accounts, key management, cloud access grants or cipher configurations.
    Downloads: 8 This Week
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  • 5
    PlainApp

    PlainApp

    Open-source application that allows you to manage your phone

    PlainApp is an open-source application that allows you to manage your phone through a web browser. Access files, videos, music, contacts, sms, calls, and more from your desktop using a secure, easy-to-use web interface. We take your privacy seriously and use TLS + AES-GCM-256 encryption to ensure your data is secure. PlainApp has a modern, customizable interface with multi-language support, light/dark theme options. You can manage your phone from your desktop by visiting a self-hosted...
    Downloads: 23 This Week
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  • 6
    PyGlossary

    PyGlossary

    A tool for converting dictionary files aka glossaries

    A tool for converting dictionary files aka glossaries. The primary purpose is to be able to use our offline glossaries in any Open Source dictionary we like on any OS/device. There are countless formats, and my time is limited, so I implement formats that seem more useful for myself, or for Open Source community. Also diversity of languages is taken into account. Pull requests are welcome.
    Downloads: 19 This Week
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  • 7
    Rancher

    Rancher

    Complete container management platform

    From datacenter to cloud to edge, Rancher lets you deliver Kubernetes-as-a-Service. Rancher is a complete software stack for teams adopting containers. It addresses the operational and security challenges of managing multiple Kubernetes clusters, while providing DevOps teams with integrated tools for running containerized workloads. From datacenter to cloud to edge, Rancher's open source software lets you run Kubernetes everywhere. You don’t need to figure Kubernetes out all on your own....
    Downloads: 4 This Week
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  • 8
    Far Manager

    Far Manager

    File and Archive Manager

    Far Manager is a program for managing files and archives in Windows operating systems. Far Manager works in text mode and provides a simple and intuitive interface for performing most of the necessary actions. Far Manager has a multi-language, easily configurable interface. File system navigation is made easier through the use of color highlighting and sort groups.
    Downloads: 52 This Week
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  • 9
    SSZipArchive

    SSZipArchive

    ZipArchive is a simple utility class for zipping and unzipping files

    ZipArchive is a popular Objective-C and Swift library for handling ZIP file compression and extraction in iOS and macOS applications. It provides a simple API to create, extract, and manage compressed files.
    Downloads: 3 This Week
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  • 10
    Outline Server

    Outline Server

    Outline Manager, developed by Jigsaw

    Access to the free and open Internet. Outline makes it easy to create a VPN server, giving anyone access to the free and open Internet. Outline allows anyone to access the free and open Internet more securely by running their own VPN. Running your own VPN server with Outline increases the security of Internet access and makes the connection harder to block. VPNs are useful to protect the privacy of your communications and allow you to keep access to the Internet open. However, with most VPN...
    Downloads: 5 This Week
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  • 11
    PE-bear

    PE-bear

    Portable Executable reversing tool with a friendly GUI

    PE-bear is a multiplatform reversing tool for inspecting Windows Portable Executable files. It is designed to give malware analysts and reverse engineers a fast first view of a PE file’s structure. The tool can handle malformed PE files, which is important when analyzing packed, damaged, or intentionally manipulated binaries. It provides a graphical interface for exploring headers, sections, imports, resources, strings, and other PE internals. PE-bear also includes analysis conveniences such...
    Downloads: 35 This Week
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  • 12
    restic

    restic

    Fast, secure and efficient backup program

    Restic is a backup program that is designed to be easy to use, fast, secure and efficient. It makes doing backups a fast and frictionless process, so you can backup your files every day if you need to. It supports backends for storing backups natively, including on the local directory, sftp server (via SSH), HTTP REST server (protocol rest server), OpenStack Swift, among many others. It also uses cryptography to ensure the confidentiality and integrity of your data. Restic supports...
    Downloads: 29 This Week
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  • 13
    MMKV for Android

    MMKV for Android

    An efficient, small mobile key-value storage framework

    MMKV for Android is an efficient, small mobile key-value storage framework developed by WeChat. Works on Android, iOS, macOS, Windows, and POSIX. Efficient. MMKV uses mmap to keep memory synced with file, and protobuf to encode/decode values, making the most of Android to achieve best performance. MMKV supports concurrent read-read and read-write access between processes. Easy-to-use. You can use MMKV as you go. All changes are saved immediately, no sync, no apply calls needed. MMKV contains...
    Downloads: 3 This Week
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  • 14
    chezmoi

    chezmoi

    Manage your dotfiles across multiple diverse machines, securely

    Manage your dotfiles across multiple diverse machines, securely. chezmoi helps you manage your personal configuration files (dotfiles, like ~/.gitconfig) across multiple machines. chezmoi provides many features beyond symlinking or using a bare git repo including templates (to handle small differences between machines), password manager support (to store your secrets securely), importing files from archives (great for shell and editor plugins), full file encryption (using gpg or age), and...
    Downloads: 43 This Week
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  • 15
    plakar

    plakar

    plakar is a backup solution powered by Kloset and ptar

    ...It goes beyond basic file copying by storing data and its surrounding context inside Kloset, an immutable open-source data store. The project focuses on making backups easy to start while still supporting advanced data protection scenarios. It emphasizes security through end-to-end encryption for both backup data and metadata. Plakar is also built for reliability, using immutable storage to reduce the risk of accidental modification or corruption. Its main value is giving users and organizations a practical backup system that combines simple operation, strong protection, and support for large datasets with limited memory usage.
    Downloads: 2 This Week
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  • 16
    Borgmatic

    Borgmatic

    Simple, configuration-driven backup software for servers

    borgmatic is a simple, configuration-driven backup automation tool built to work with BorgBackup. It simplifies the creation, pruning, and verification of encrypted, deduplicated backups through a single YAML configuration file. Designed for both servers and desktops, borgmatic is ideal for users who want reliable, scriptable backup workflows with minimal setup and strong security.
    Downloads: 0 This Week
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  • 17
    Sync Server

    Sync Server

    Secure, open-source platform for file storage, sharing, collaboration

    Sync Server is the core backend of a secure, open-source file storage, sharing, collaboration, and synchronization platform designed to give users full control over their data while supporting modern collaboration needs. It provides a sleek web interface where teams or individuals can upload, organize, and share files with fine-grained access permissions, and its security-minded design includes things like multi-factor authentication and role-based controls to help protect sensitive...
    Downloads: 3 This Week
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  • 18
    OpenArchiver

    OpenArchiver

    An open-source platform for legally compliant email archiving

    OpenArchiver is a comprehensive, self-hosted email archiving and compliance platform built to help organizations ingest, index, store, and search email communication data across diverse sources like Gmail, Microsoft 365, IMAP, PST, and more. It’s designed for scenarios where reliable, tamper-proof archiving and full-text search across both emails and attachments are essential for legal discovery, compliance, or long-term records retention. The platform combines a modern web UI with powerful...
    Downloads: 1 This Week
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  • 19
    KodExplorer

    KodExplorer

    A web based file manager, web IDE / browser based code editor

    ...You can run KodExplorer either online or locally, on Linux, Windows, or Mac-based platforms. The only requirement is to have PHP 5 available. Use experience like operating system, Rich context menu, and toolbar, drag, and drop, shortcut keys. All operations with files and folders on a remote server (copy, cut, paste, move, remove, upload, create folder/file, rename, etc.) Flexible configuration of access rights, file types restriction, user, interface and others. Selectable files & folders support (mouse click & Ctrl & Shift & words & Keyboard shortcuts). ...
    Downloads: 7 This Week
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  • 20
    ffsend

    ffsend

    Easily and securely share files from the command line

    Easily and securely share files and directories from the command line through a safe, private and encrypted link using a single simple command. Files are shared using the Send service and may be up to 1GB. Others are able to download these files with this tool, or through their web browser. All files are always encrypted on the client, and secrets are never shared with the remote host. An optional password may be specified, and a default file lifetime of 1 (up to 20) download or 24 hours is...
    Downloads: 0 This Week
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  • 21
    elFinder

    elFinder

    Open-source file manager for web, written in JavaScript

    elFinder is an open-source file manager for web, written in JavaScript using jQuery UI. Creation is inspired by the simplicity and convenience of Finder program used in Mac OS X operating system. elFinder 2.1.x is currently actively developed, and recommended version. elFinder 2.0.x is stable version but lacks advanced features. All operations with files and folders on a remote server (copy, move, upload, create folder/file, rename, etc.). High-performance server backend and light client UI. Multi-root support. ...
    Downloads: 1 This Week
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  • 22
    BWTC32Key

    BWTC32Key

    A file compressor with AES256CTR and Base32768 binary-to-text encoding

    BWTC32Key is a program I wrote that compresses data, then optionally encrypts it, and then outputs a Base32768 representation as the final output
    Downloads: 2 This Week
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  • 23
    Eraser

    Eraser

    A security tool to remove sensitive data from your Windows hard drive

    Eraser is a secure data removal tool for Windows. It completely removes sensitive data from your hard drive by overwriting it several times with carefully selected patterns.
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    Downloads: 6,358 This Week
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  • 24
    WinRAR

    WinRAR

    Compress, Encrypt, Package and Backup with only one utility

    WinRAR is a powerful file archiver and compression tool that supports multiple file formats, including RAR and ZIP. It is widely used for compressing large files into smaller, more manageable sizes and decompressing files into their original format. WinRAR offers advanced features for both personal and professional use, such as file encryption, password protection, and splitting large files into smaller parts for easier storage or transfer. Its intuitive interface makes it easy for users to...
    Downloads: 802 This Week
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  • 25
    ZipUnlocker2026

    ZipUnlocker2026

    Zip Unlocker WinZip/WinRAR Password Unlocker

    This WinZip/WinRAR Password Unlocker is a powerful and efficient tool designed to help users recover lost or forgotten passwords for their password-protected ZIP and RAR files. Whether you're dealing with important compressed files or simply can't access your archive, this password unlocker can assist in restoring your access. With its easy-to-use interface and fast recovery process, the program supports multiple attack methods, such as brute-force and dictionary attacks, to quickly guess...
    Downloads: 97 This Week
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