Open-source alternatives to WordPress

Webstudio is a visual CMS and website builder that provides a visual development environment for designing and publishing websites. It functions as an AI-powered design tool, a REST and GraphQL API client, and an atomic CSS compiler. The platform distinguishes itself through generative AI capabilities for creating layout variants and refining visual styles from text prompts. It integrates a headless CMS workflow that maps external data sources to visual components and utilizes a specialized compiler to convert design tokens into deduplicated atomic CSS for optimized page load speeds. The sys

BTCPay Server is a non-custodial payment gateway and invoice manager designed for accepting Bitcoin and other cryptocurrencies directly into a private wallet. It serves as a self-hosted payment infrastructure that allows merchants to manage digital invoicing and storefronts without relying on third-party intermediaries. The system distinguishes itself through a non-custodial wallet architecture that ensures private keys remain on the user's own hardware or server. It integrates the Lightning Network for instant, low-cost transactions and provides a hardware-wallet signing bridge to secure tra

Twill is a Laravel CMS toolkit and admin panel generator designed for building custom administrative consoles and content management systems. It serves as a headless CMS framework and a toolkit for defining content models and managing structured data through a dedicated administrative interface. The project features a visual block editor that allows publishers to arrange and configure reusable content sections via a drag-and-drop interface. It includes a dedicated digital asset manager for storing, cropping, and optimizing images and files across local or cloud storage, as well as a multiling

BillionMail is a self-hosted email infrastructure and marketing platform designed to provide full control over mail delivery, domain management, and subscriber communication. It functions as a comprehensive mail server manager that enables users to deploy and maintain private email environments, including integrated webmail interfaces for direct account access. The platform distinguishes itself by combining high-volume bulk email distribution with sophisticated deliverability tools. It supports multi-tenant infrastructure provisioning, allowing administrators to manage multiple domains and ma

Ghost is an open-source publishing platform and headless content management system designed for professional publishers. It provides a decoupled architecture that separates the content management backend from the front-end delivery layer, allowing users to manage editorial workflows and site data through structured web services. The platform distinguishes itself by integrating a built-in membership and subscription engine, which enables creators to manage gated content, paid tiers, and secure member profiles directly within the system. It also features a dedicated infrastructure for professio

wp-calypso is a JavaScript web application that serves as a management interface for WordPress websites. It functions as a headless CMS controller, separating the administrative interface from the content delivery system by interacting with backend services via an API. The project provides a multi-site administration dashboard, acting as a single point of control to govern various website instances and environments within a larger network. This allows for the coordination of content and settings across multiple sites from a centralized location. The system covers remote content publishing an

This project is a .NET Core content management system and multi-site management platform designed to organize and publish structured digital content across independent websites from a centralized interface. It functions as both a headless CMS and a static site generator, rendering dynamic templates into HTML files to increase loading speed and scalability. The system integrates retrieval-augmented generation to transform website documents and content into searchable AI knowledge bases. It includes a visual AI workflow orchestrator to define the logic between user queries and large language mo

Mattermost Server is an open source collaboration suite and self-hosted team communication platform. It functions as an enterprise chat server and extensible messaging backend that provides a secure environment for professional organizations to exchange messages and coordinate software development. The platform is designed as an AI-integrated communication hub, embedding artificial intelligence into messaging flows to assist users with information retrieval and task completion. It supports a high degree of customization through a plugin-based extension model, allowing for the creation of cust

This project is a self-hosted cloud storage server and content collaboration platform implemented as a PHP web application framework. It functions as a centralized server for storing, synchronizing, and sharing files and data across multiple devices. The system operates as a WebDAV file server and a synchronization server for scheduling and contact information using CalDAV and CardDAV protocols. It features a plugin architecture that allows the server to be extended with additional applications and custom features. The platform provides capabilities for user and group access management, exte

October is a self-hosted content management system and website engine built on the Laravel PHP framework. It provides a modular platform for developing custom websites and web applications, featuring an integrated administration interface for organizing and delivering digital content. The system utilizes a plugin-based extension model that allows core functionality to be expanded through independent modules. This architecture enables the registration of custom routes, views, and database schemas to build complex web features. The platform includes tools for asset compilation and bundling, 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

Apostrophe is a full-stack JavaScript content management framework built on Node.js. It functions as both a traditional CMS, integrating a backend data store with frontend template rendering, and a headless CMS that exposes content via JSON APIs for decoupled frameworks and mobile applications. The system features an in-context content editor that allows users to modify text and media directly on live pages. It also includes a multi-site management dashboard for coordinating and controlling several distinct websites from a single installation. The framework provides schema-driven content mod

Mautic is an open-source marketing automation platform and self-hosted CRM built with PHP. It functions as an audience manager and marketing suite designed for automating lead nurturing, designing customer journeys, and managing multi-channel campaigns on private infrastructure. The system distinguishes itself through a visual workflow engine and campaign builder that model customer journeys via conditional nodes. It incorporates a behavioral tracking engine to monitor website visitor activity, which informs lead engagement scoring to prioritize high-value prospects. The platform covers omni

Akaunting is a modular business enterprise resource planning system and self-hosted accounting software. It provides a comprehensive platform for small business financial management, centering on a double-entry bookkeeping system with a general ledger and chart of accounts. The platform is designed for extensibility through a module-based architecture and a dedicated marketplace for procuring third-party applications. It supports multi-tenant data isolation and utilizes role-based access control to manage granular user permissions. Its capability surface covers a wide range of business opera

TacticalRMM is a remote monitoring and management platform designed for overseeing endpoints and automating IT administration. It functions as an endpoint management tool and IT automation framework, providing a centralized dashboard for executing scripts, monitoring system health, and managing remote devices across multiple tenants. The platform distinguishes itself through a comprehensive remote administration suite that includes real-time shell access, remote file management, and registry editing. It integrates with third-party remote desktop software and provides a hierarchical policy inh

django-cms is a content management system built on Django for creating and managing hierarchical pages and reusable content blocks. It functions as an enterprise framework and modular page builder for organizing website layouts and managing complex digital content. The system features a frontend inline content editor that allows users to modify page titles and body content directly on the live site via an interactive toolbar. It provides a multilingual platform for translating pages and localized content across different languages, including built-in translation fallback support. Additionally

django-cms is a content management system framework for building enterprise websites using Python and the Django web framework. It functions as a component-based system that utilizes reusable content blocks, placeholders, and plugins to create flexible website layouts. The platform is distinguished by its focus on hierarchical page management, organizing site structures into a tree format to generate logical navigation and search-engine-friendly URLs. It also provides a multilingual platform for managing international content, including translation tools and site distribution across multiple

Strapi is an open-source headless content management system and JavaScript framework used for defining content schemas and managing structured data. It functions as a REST and GraphQL API gateway that decouples backend data storage from frontend delivery. The system includes a self-hosted administration interface for managing content entries and defining data models without manual database queries. The framework utilizes a plugin-based extension system to inject custom logic into the application lifecycle. It employs schema-driven content modeling to automatically generate database tables and

Wekan is an open-source, self-hosted Kanban project management tool used for organizing workflows through boards, lists, and cards. It is a real-time web application that allows teams to manage tasks on private infrastructure. The platform distinguishes itself with extensive data migration tools, specifically for importing boards and cards from Trello. It supports enterprise-grade identity integration via LDAP, OpenID Connect, and OAuth2, and offers flexible storage options including PostgreSQL as a primary relational backend and pluggable cloud storage for attachments. The system covers a w

Saleor is a headless, API-first commerce platform designed to manage complex retail operations through a decoupled architecture. It provides a centralized backend that uses a GraphQL-based interface to handle product catalogs, order lifecycles, and multi-channel sales across diverse global markets. By separating the commerce engine from the storefront, the platform enables developers to build custom, high-performance shopping experiences while maintaining granular control over data interactions. The platform distinguishes itself through an event-driven architecture that allows for deep extens

Mezzanine is a web-based content management system built on the Django framework. It provides a suite of tools for managing site content, pages, and hierarchical structures. The platform features a visual website editor with drag-and-drop interfaces for modifying page layouts and content without writing raw HTML. It includes a multilingual framework for translating website text into multiple languages for global audiences. The system covers a broad range of administrative and operational capabilities, including e-commerce product catalogs and transaction processing, identity management for u

GrowthBook is a feature flagging and experimentation platform that utilizes a warehouse-native approach to data analysis. It serves as a system for managing feature rollouts and conducting A/B tests by executing SQL queries directly against existing data warehouses to calculate experiment results. The platform is distinguished by its integration of a Model Context Protocol server, which allows AI coding assistants and IDEs to manage flags and query analytics using natural language. It also provides specialized capabilities for AI model optimization, enabling the testing of prompts and models

Weblate is an open-source web-based translation management system that provides a collaborative platform for teams to review, suggest, and approve translations in real time. It functions as a continuous localization platform, automatically synchronizing translations with source code changes in version control repositories, and can be deployed either as a self-hosted server or through a managed cloud hosting service. The system integrates directly with Git hosting platforms like GitHub, GitLab, and Bitbucket, storing all translations in version control with individual translator attribution re

React is a JavaScript library for building user interfaces through the composition of modular, self-contained components. It employs a declarative programming model where developers describe the desired visual state, and the library automatically manages the underlying document updates and state synchronization. By utilizing a virtual representation of the document, it calculates and applies minimal changes to the browser, ensuring efficient rendering even in complex applications. The library distinguishes itself through a sophisticated scheduling system that manages rendering work in increme

Agent-OS is an LLM multi-agent orchestration framework and AI software development lifecycle tool designed to coordinate specialized agents through shared workspaces and structured task lists. It functions as an agentic application bootstrapper and technical specification engine, providing the infrastructure to guide the process from product requirements to automated coding and deployment. The system distinguishes itself through spec-driven development, using detailed technical specifications and layered context injection to ensure generated code aligns with project standards. It employs a ma

Builder is a low-code web platform and content management system designed for the visual construction of responsive websites. It functions as an artificial intelligence-powered design tool that translates natural language prompts into structured page layouts, while providing a drag-and-drop interface for real-time editing and component arrangement. The platform distinguishes itself by integrating data-driven development directly into the design process, allowing users to bind interface elements to backend database content without manual coding. It supports extensibility through custom script

EmDash is an open-source content management system built on Astro that combines a visual admin panel with a plugin-driven architecture and server-side rendering. It provides a complete content management system with structured content modeling, a rich text editor using Portable Text format, and a TypeScript API for type-safe content queries. The system supports authentication through passkeys, OAuth 2.1, and external providers, with role-based access control and fine-grained permission scopes. What distinguishes EmDash is its plugin development framework, which supports both native plugins ru