Open-source alternatives to Send

PrivateBin is a self-hosted, zero-knowledge text hosting service and secret sharing tool. It utilizes browser-based AES 256-bit encryption to ensure that data is encrypted on the client side before transmission, meaning the hosting server cannot read or recover the original content. The project distinguishes itself by using URL fragments to distribute decryption keys, preventing the secret key from ever being sent to the server. It supports the distribution of both encrypted text and files, which are compressed and encrypted locally prior to storage. The platform includes capabilities for an

FileCodeBox is a self-hosted service for anonymous file transfer and private content hosting. It functions as a secure distribution tool and private pastebin, allowing users to share files and text snippets through the use of unique extraction codes. The platform differentiates itself with flexible expiration logic, where shared content can be automatically invalidated based on a predefined clock time or a maximum number of downloads. It also provides direct-browser multimedia rendering to preview images, audio, and video files without requiring a full download. The system includes administr

Yopass is a secure secret sharing platform used to share encrypted text and files via one-time expiring links. It utilizes client-side encryption to ensure that sensitive data is encrypted in the browser before transmission, preventing the server from seeing plain text. The platform differentiates itself through an integrated security auditing system that generates structured logs and triggers cryptographically signed webhooks when secrets are created, viewed, or expired. It also features an access control system based on OpenID Connect, allowing administrators to restrict secret creation and

Pingvin Share is a self-hosted file sharing platform designed for uploading and distributing files via secure links. It provides a private alternative to third-party cloud services for managing file transfers. The platform integrates an external security engine to scan uploaded files for malware and threats before they become available. It supports identity management through OpenID Connect integration, allowing user authentication to be delegated to external identity providers. Storage is managed through a gateway that supports both local disk drives and S3-compatible cloud object storage.

CryptPad is a self-hosted, zero-knowledge office suite designed for real-time collaborative editing and content management. It provides a privacy-centric infrastructure where documents, files, and notes are encrypted in the browser before transmission, ensuring that the server administrator cannot access the underlying data. The platform implements zero-knowledge user authentication, utilizing cryptographic keys to verify identities so that plain text passwords are never stored on the server. To further isolate sensitive operations, the system employs a security architecture that separates th

Linsa.io is an end-to-end encrypted cloud storage service and zero-knowledge data vault. It functions as a private content sharing platform that encrypts files and data on the client side, ensuring only the owner can access the stored content. The project employs a local-first approach, processing data updates and encryption on the local device before syncing encrypted blobs to a remote persistence layer. It uses a zero-knowledge architecture where the service provider cannot access decryption keys or view the plaintext content of stored files. The platform provides capabilities for private

Staticrypt is a tool for securing static HTML files using AES-256 encryption. It provides a command-line interface to encrypt and decrypt web pages, transforming plain HTML into encrypted payloads that are decrypted directly in the browser without the need for a backend server or database. The project distinguishes itself through access management features such as auto-decrypting links, which use hashed passwords in URL fragments to unlock files for specific recipients. It also supports browser session persistence, storing hashed passwords in local storage to prevent repeated authentication.

Seafile is a self-hosted file synchronization and sharing platform that provides a central server for maintaining file consistency across multiple devices. It functions as a cloud storage management system and a collaborative document suite, integrating tools for real-time teamwork and shared file management. The platform distinguishes itself through a metadata-driven file organizer that uses extensible properties and hierarchical tags instead of traditional folder structures. It includes client-side encrypted storage to protect private data using user-defined passwords before files leave the

This project is an Android password manager application that provides an end-to-end encrypted vault for storing and synchronizing login credentials, secure notes, and identities. It functions as a secure storage system using zero-knowledge encryption to ensure that only the user can decrypt their stored data. The application integrates directly with the Android system to provide an autofill service that populates usernames and passwords into mobile apps and browser login fields. It also serves as a passkey management wallet for FIDO2 cryptographic passkeys and a time-based one-time password a

This project is a community-curated directory of open-source software designed for deployment in private server environments and home labs. It serves as a comprehensive resource for discovering independent, self-hosted alternatives to mainstream cloud services, enabling users to maintain full data ownership and control over their digital infrastructure. The directory is structured through a hierarchical taxonomy that organizes a vast collection of applications into logical categories, ranging from media management and data analytics to private communication and team productivity tools. It dis

Snapdrop is a web-based local file sharing tool and progressive web app designed for transferring files between devices on the same local network. It functions as an end-to-end encrypted transfer tool that allows users to move data across different devices and operating systems without manual configuration. The service supports self-hosting through a containerized deployment model, allowing users to run private instances of the file sharing service on their own infrastructure. This ensures that data transfers remain within a private local network. The system uses a signaling server for local

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

TagSpaces is an offline-first file tagging and organization platform that lets you manage local files with portable metadata stored directly in filenames or sidecar JSON files, eliminating the need for a central database. It functions as a full-text file search engine, a Kanban board file organizer, a local AI file assistant, an S3-compatible cloud file manager, and a web clipper and bookmark manager, all within a single application. The project distinguishes itself through a local-first architecture where all file operations, indexing, and AI processing run entirely on the device, with cloud

PasswordPusher is a self-hosted secret sharing service and file sharing platform used to create encrypted, self-destructing links for sensitive text and files. It functions as a white-label security gateway, allowing organizations to manage the distribution of secrets on their own internal infrastructure. The system supports corporate white-labeling through custom domain mapping and branding customization to align the interface with a professional identity. It provides a RESTful API and command-line interface for the automated distribution of secrets within external scripts and workflows. Th

Transfer.sh is a self-hosted file storage server designed for rapid data sharing through a command-line interface. It functions as an encrypted hosting platform that allows users to upload and download files using standard HTTP requests, facilitating direct data transfer between systems without the need for external accounts or complex configurations. The service distinguishes itself by processing data as continuous streams, which minimizes memory usage during large transfers. It provides granular control over file availability through automated lifecycle management, allowing administrators t

aliyundrive-webdav is a server-side gateway that translates AliyunDrive cloud storage into a WebDAV interface. It functions as a self-hosted cloud file server that maps remote storage accounts to a local network drive, allowing users to manage files through standard network drive clients. The project distinguishes itself by routing data requests directly between the client and the cloud provider to enable direct media streaming without server-side proxying. It utilizes a terminal-based QR code authentication system to exchange scans for refresh tokens and maintains a secure cloud gateway usin

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

FileBrowser is an open-source, self-hosted file management interface that runs as a single binary with no external dependencies. It provides a web-based interface for browsing, uploading, editing, and sharing files on a remote server, with a core architecture built on JWT-based stateless authentication and a rule-based path permission engine that controls access at the directory level. The project distinguishes itself through a comprehensive access control system that supports multi-provider authentication including OIDC, LDAP, external JWT, and two-factor authentication, alongside granular p

dufs is a self-hosted file manager and static file server that provides HTTP file hosting and WebDAV capabilities. It functions as a tool for sharing files over HTTP and managing folders remotely through both a web-based interface and the WebDAV protocol. The server distinguishes itself by mapping incoming requests directly to a local directory structure and offering a single-binary distribution for deployment. It supports the mounting of the server as a network drive via WebDAV and allows for the replacement of the default web interface using customizable asset overlays. The project covers

Filegator is a web-based file manager and self-hosted file sharing portal. It functions as a cloud storage gateway that allows users to organize, upload, and download files across local disks and various cloud storage providers through a single unified interface. The system features a multi-backend authentication provider capable of verifying identities via JSON files, databases, or external directory services. It includes a role-based access control system that manages user permissions, assigns home folders, and restricts access to specific files and system routes. The platform provides cap

This project is a self-hosted web application that enables file sharing and management over a network. It functions as a lightweight service that exposes local directories through a browser-based interface, allowing users to upload, download, and organize files from any connected device. The system distinguishes itself by integrating a dedicated media streaming server, which allows users to play video content directly from the host machine within a web browser. It also provides a programmatic interface that supports external service integration, enabling automated file operations through secu

This project is a self-hosted WebDAV file server and HTTP file manager that exposes a local file system for remote access and management. It functions as a private cloud storage solution, enabling users to perform file synchronization and automated network backups across different platforms and devices. The server includes built-in security to mitigate brute-force attacks by using middleware to block IP addresses after repeated failed authentication attempts. It also provides cross-origin resource sharing configuration to regulate how external web applications interact with the server. The s

Remotely Save is a cloud storage synchronization tool and backup manager designed to keep local files and application data consistent across desktop and mobile devices. It functions as a cross-platform synchronizer that mirrors local data to remote servers using S3 and other cloud protocols. The project focuses on privacy and security through end-to-end encryption, which secures files with a user-defined password before they are uploaded to remote cloud services. It ensures data remains private on third-party servers by applying symmetric client-side encryption. The system includes capabilit

This project provides a comprehensive, self-hosted platform for zero-knowledge credential management and enterprise secrets orchestration. It functions as a secure vault that ensures all encryption and decryption processes occur exclusively on the client side, preventing the server from ever accessing plaintext data. By combining identity federation with robust access controls, the system enables organizations to centralize the management of passwords, passkeys, and sensitive infrastructure credentials. The platform distinguishes itself through its focus on both human-centric security and aut

File Browser is a self-hosted application that provides a web-based interface for managing files and directories on a server. It functions as a virtual file system abstraction, allowing users to browse, organize, and edit text-based files directly within their browser without requiring local access to the server. The platform distinguishes itself through a comprehensive command-line interface that enables full administrative control over system configurations, user accounts, and automation hooks. It supports a flexible, event-driven architecture where custom shell scripts can be triggered aut

Joplin is an open-source, cross-platform note-taking application designed for secure, private knowledge management. It functions as a local-first productivity platform, maintaining a complete relational database on the user's device to ensure offline availability and high-performance data retrieval. The application prioritizes data sovereignty by implementing an end-to-end encryption layer, which secures all information locally with a master key before any synchronization occurs. The platform distinguishes itself through a delta-based synchronization engine that transmits only specific file c