Alternatives to Seafile

Nextcloud

30,285

AGPL-3.0

Nextcloud is a powerful, open-source file hosting and collaboration platform that puts you in control of your data. Originally forked from ownCloud in 2016, Nextcloud has evolved into a comprehensive solution that combines file storage, sharing, and synchronization with a rich ecosystem of collaborative tools and applications.

Key Features

File Storage & Sync:
- Cross-platform file synchronization
- Selective sync capabilities
- Version history and file recovery
- Collaborative file editing
- File sharing with permissions
- External storage integration
Collaboration Tools:
- Calendar and contact management
- Mail client integration
- Video conferencing (Nextcloud Talk)
- Project management (Nextcloud Deck)
- Real-time document collaboration
- Team workspaces
Security & Privacy:
- End-to-end encryption
- Server-side encryption
- Two-factor authentication
- Brute force protection
- File access control
- Activity monitoring and audit logs
Communication:
- Built-in chat and video calls
- Screen sharing capabilities
- Voice messages
- File sharing in conversations
- Integration with external chat systems
- Mobile push notifications
Office & Productivity:
- Online office suite (Collabora/OnlyOffice)
- Document templates
- Form builder
- Note-taking applications
- Password manager integration
- Bookmark management
Enterprise Features:
- LDAP/Active Directory integration
- Single sign-on (SSO) support
- Group and user management
- Quota management
- Compliance and governance tools
- Enterprise support options
Extensibility:
- Rich app ecosystem (200+ apps)
- Custom app development
- Theming and branding
- Workflow automation
- Third-party integrations
- API for custom solutions

Technical Specifications

Backend: PHP with Symfony components
Database: MySQL, MariaDB, PostgreSQL, SQLite
Web Server: Apache HTTP Server or Nginx
Frontend: Vue.js and JavaScript
Mobile: Native iOS and Android apps
Desktop: Cross-platform sync clients
Standards: WebDAV, CalDAV, CardDAV, LDAP

ownCloud

8,580

AGPL-3.0

ownCloud is a mature, enterprise-focused file sharing and collaboration platform that has been serving organizations worldwide since 2010. As the original open-source cloud storage solution, ownCloud provides a comprehensive suite of tools for secure file management, team collaboration, and enterprise integration.

Key Features

Enterprise File Management:
- Centralized file storage and organization
- Advanced file sharing with permissions
- File versioning and recovery
- File locking for collaborative editing
- Bulk file operations
- External storage integration
Collaboration Tools:
- Real-time document collaboration
- File comments and tagging
- Shared workspaces and projects
- Activity feeds and notifications
- Team calendars and contacts
- Integration with office suites
Enterprise Security:
- Server-side encryption at rest
- Client-side encryption options
- Two-factor authentication
- Granular access controls
- Antivirus scanning integration
- Data loss prevention tools
Identity & Access Management:
- LDAP and Active Directory integration
- Single sign-on (SSO) support
- Role-based access control
- Group management
- Guest user access
- API key management
Compliance & Governance:
- Comprehensive audit logging
- Data retention policies
- GDPR compliance tools
- Legal hold capabilities
- Workflow automation
- Custom branding options
Platform Integration:
- Microsoft Office integration
- LibreOffice Online support
- Calendar and contact sync
- Email integration
- Third-party app marketplace
- Custom app development
Mobile & Desktop:
- Native mobile applications
- Desktop sync clients
- Offline file access
- Automatic photo upload
- Mobile device management
- Remote wipe capabilities

Technical Specifications

Backend: PHP with Symfony components
Database: MySQL, MariaDB, PostgreSQL, Oracle, SQLite
Web Server: Apache HTTP Server or Nginx
Frontend: JavaScript and Vue.js
Mobile: Native iOS and Android apps
Desktop: Cross-platform sync clients
Standards: WebDAV, CalDAV, CardDAV, LDAP, SAML

Enterprise Advantages

Proven Track Record: Over a decade of enterprise deployments
Scalability: Supports millions of users and petabytes of data
Compliance: Meets strict regulatory requirements
Support: Professional support and consulting services
Customization: Extensive theming and white-labeling options
Integration: Deep integration with enterprise systems

Pydio

2,002

AGPL-3.0

Pydio Cells is a next-generation file sharing and collaboration platform built from the ground up with modern microservices architecture. Designed for enterprises that need a secure, scalable, and highly customizable alternative to cloud storage providers, Pydio offers comprehensive file management with advanced security and compliance features.

Key Features

Modern Architecture:
- Microservices-based design
- Built with Go for performance
- React-based modern interface
- Event-driven architecture
- Horizontal scalability
- Cloud-native deployment
Enterprise File Management:
- Advanced file synchronization
- Intelligent file sharing
- Comprehensive version control
- Metadata management and indexing
- Full-text search capabilities
- Bulk file operations
Collaboration Platform:
- Real-time collaborative editing
- Workspace management
- File comments and annotations
- Activity feeds and notifications
- Team and project organization
- Guest user management
Security & Compliance:
- End-to-end encryption
- Granular access control lists
- Comprehensive audit logging
- Data loss prevention (DLP)
- GDPR compliance tools
- Security policy enforcement
Enterprise Integration:
- LDAP and Active Directory
- Single sign-on (SSO) support
- Multi-tenant architecture
- Custom branding and theming
- API-first design
- Third-party integrations
Advanced Features:
- Workflow automation
- Custom metadata schemas
- Advanced search and filtering
- File lifecycle management
- Retention policies
- Legal hold capabilities
Platform Support:
- Web-based interface
- Mobile applications
- Desktop sync clients
- API access
- WebDAV support
- Command-line tools