Open-source alternatives to Docker Gitlab

Tinyauth is an authentication middleware service and identity provider that verifies user identities to grant system access. It operates as a standalone server or as an authentication gateway, utilizing a reverse proxy model to intercept requests and validate credentials before traffic reaches protected backend services. The project functions as an OpenID Connect provider for single sign-on experiences and an OAuth 2.0 gateway that delegates verification to external providers such as Google and GitHub. It also acts as an LDAP authentication server, allowing for centralized user management and

AzuraCast is a self-hosted web radio management suite and dashboard designed for internet radio broadcasting. It functions as an automated playback manager and broadcasting system, integrating an audio orchestrator for transcoding and cross-fading with a streaming server to distribute audio via mount points. The platform enables multi-tenant station management, allowing a single installation to host multiple independent radio entities. It distinguishes itself by combining an Auto-DJ broadcast system with the ability to manage live DJ accounts and coordinate real-time broadcasts. The system c

Kanboard is a self-hosted Kanban project management tool and productivity suite designed for tracking software tasks and team collaboration. It provides a visual system for managing workflows through the use of boards, columns, and cards. The project features an extensible plugin framework and a comprehensive API for programmatic task and project administration. It includes specialized identity management through LDAP integration, allowing for the synchronization of user accounts and group permissions from directory servers. The system covers a wide range of capabilities, including event-dri

VictoriaMetrics is a high-performance, scalable time series database and observability platform designed for long-term storage and analysis of metric, log, and trace data. It functions as a unified backend for monitoring ecosystems, offering full compatibility with industry-standard protocols and query languages. The system is built to handle massive data volumes through a distributed architecture that supports horizontal scaling and efficient data lifecycle management. The platform distinguishes itself through a storage engine that utilizes consistent hashing for data sharding and log-struct

InvenTree is an open-source inventory management platform built on Django, designed for tracking parts, stock levels, and supply chain operations through a web interface and REST API. The system uses barcodes—including QR codes, 1D barcodes, and Data Matrix codes—as primary identifiers for scanning, linking, and triggering inventory actions, and extends core functionality through a Python plugin framework supporting custom actions, UI panels, barcode handlers, and scheduled tasks. The platform distinguishes itself through a comprehensive plugin-based extensibility system that allows custom in

This project is a Docker educational course and containerization training material. It provides a structured learning path and a DevOps curriculum focused on bundling software and dependencies into standalone images to ensure consistent environment deployment. The material covers the operational workflows of containerized applications within a software delivery pipeline. This includes instruction on Docker application packaging and the integration of containerization into the development lifecycle to standardize how applications are built, shipped, and run. The course addresses the setup of

Walle-web is a continuous delivery platform and DevOps release manager designed to automate the deployment, rollback, and release of code across multiple server environments. It functions as a container deployment orchestrator and multi-environment server manager, providing a centralized web interface for coordinating application delivery. The system distinguishes itself through a combination of canary release management and containerized application delivery. It utilizes a RESTful deployment API to integrate external tools into the delivery pipeline and employs hook-based workflow orchestrat

This project is a containerized deployment for running Stable Diffusion web interfaces. It provides a portable runtime for generative AI that manages dependencies and hardware acceleration to enable text-to-image generation and image-to-image transformations via a browser-based interface. The system uses hardware-specific image tags to support both GPU-accelerated synthesis and CPU-only execution. It ensures environment isolation across different operating systems while utilizing bind-mount data persistence to keep heavy model weights and generated outputs on the host machine. The deployment

Morphic is an AI model aggregator and search engine designed to synthesize grounded answers with citations by coordinating large language models and external web search providers. It functions as a self-hosted AI gateway that connects to multiple model providers and local endpoints, utilizing a dynamic selector to route requests between different backends based on API key availability. The project features a generative UI framework that renders rich, interactive components by streaming JSON specifications instead of standard markdown. It also incorporates retrieval augmented generation capabi

This project is a GitOps infrastructure framework designed for managing bare metal servers, container clusters, and networking. It serves as a declarative system for orchestrating the deployment and lifecycle of self-hosted services, using Git as the source of truth to synchronize the desired state of the environment. The framework differentiates itself through a comprehensive automation suite that covers the entire hardware-to-service pipeline. It includes a PXE-based bare metal provisioner for network booting and operating system installation, alongside a lightweight container orchestration

Duplicati is a self-hosted backup server designed to perform encrypted, incremental, and compressed backups to a wide range of local, network, and cloud-based storage providers. It functions as a background service that automates recurring data protection tasks, ensuring that only changed data blocks are stored to maximize efficiency and minimize bandwidth usage. The project distinguishes itself through a centralized management console that allows for the orchestration of multiple distributed backup agents from a single web-based dashboard. It supports multi-tenant management, enabling the or

Boto3 is the AWS SDK for Python, providing a programmatic interface for managing and automating AWS cloud infrastructure and services. It serves as a cloud management API client and resource manager for provisioning, configuring, and scaling virtual servers, databases, and storage. The library enables the implementation of infrastructure-as-code through declarative templates and scripts, allowing for the deployment of identical resource stacks across multiple accounts and geographic regions. It also provides a framework for coordinating distributed workflows, serverless functions, and contain

Dokploy is a self-hosted platform-as-a-service designed to simplify the deployment and management of containerized applications and databases. It provides a centralized control plane that decouples administrative management from application workloads, allowing users to oversee infrastructure across multiple server nodes through a unified web interface or a command-line tool. The platform distinguishes itself through an extensive library of pre-configured application templates, enabling the rapid deployment of databases, identity providers, and various productivity or development tools. It sup

HedgeDoc is a self-hosted documentation platform and real-time collaborative Markdown editor. It serves as a digital workspace for creating shared technical notes and managing knowledge through a privately hosted system. The platform enables multiple users to write and format Markdown documents simultaneously in a shared live environment. It integrates external identity providers such as LDAP, SAML, and social platforms via OAuth2 to manage user access and authentication. The system includes capabilities for content publishing, including exporting notes to GitHub Gists and generating automat

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

This platform is a modular, metadata-driven framework designed for building custom business applications and data management systems without traditional coding. It functions as a low-code environment where data models, user interfaces, and business logic are defined through visual configurations rather than hardcoded views. The architecture supports multi-tenant isolation, allowing multiple independent applications to run within a single shared memory space while maintaining strict logical separation of data and configurations. What distinguishes this system is its deep integration of artific

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

Postal is an open-source mail delivery platform designed for self-hosted sending and receiving of email using standard mail transfer protocols. It serves as a comprehensive email infrastructure that provides full delivery tracking and management of outgoing mail streams. The system includes an SMTP server manager with a web administration interface for configuring server settings and monitoring delivery status. It distinguishes its outbound traffic management through priority-based IP rotation and assignment to help maintain sender reputation. The platform covers incoming email processing an

Vikunja is a self-hosted task management platform designed for organizing personal and team projects. It provides a centralized system for managing tasks using multiple visualization formats, including Kanban boards, Gantt charts, and tables. The project distinguishes itself through extensive external connectivity, offering a REST API, OpenAPI specifications, and CalDAV synchronization for external calendar integration. It supports sophisticated identity federation via LDAP, OpenID Connect, and Single Sign-On, alongside event-driven automation using webhooks. The platform covers a broad rang

Gogs is a self-hosted Git service and collaborative code hosting platform. It functions as a version control manager that allows users to store and manage source code on their own infrastructure using SSH, HTTP, and HTTPS protocols. The platform distinguishes itself through comprehensive mirroring capabilities, acting as a tool to synchronize and mirror repositories and wikis from external hosting providers to a local instance. It is designed for secure, containerized deployment, supporting non-root user configurations to meet strict security requirements. Beyond basic hosting, it provides a

EspoCRM is an open-source customer relationship management platform and SQL-based business application. It serves as a centralized web interface for tracking leads, opportunities, and contacts, providing a sales pipeline manager and a customizable business logic engine. The platform is distinguished by its ability to function as a custom business application builder, allowing for the creation of tailored entities and automated workflows. It integrates marketing automation tools for campaign coordination and a structured customer support ticketing system for case management. The system covers

Docker CE is an OCI compliant container platform and runtime engine used for building and running applications within isolated environments. It functions as a Linux container orchestrator and provides a command-line interface to manage the entire lifecycle of running application instances. The platform enables containerized application deployment and cross-platform software distribution by packaging software with its dependencies. It supports microservices architecture management and the creation of reproducible local development environments. The system includes capabilities for application

JupyterHub is a multi-user platform for hosting and managing isolated Jupyter notebook server instances on a single system or cluster. It serves as a notebook server orchestrator that spawns and monitors individual computing environments on demand. The system uses a plugin-based spawner interface to launch these environments across diverse infrastructure, including local processes, containers, or cloud clusters. It integrates with external identity providers and supports pluggable authentication to verify user identities and secure access. The framework includes centralized administration to

Hanko is an open-source identity provider and customer identity and access management system. It serves as a passkey authentication service and an OAuth and SAML SSO gateway, allowing applications to authenticate users and issue tokens via standard identity protocols. The project distinguishes itself through a strong focus on passwordless access using WebAuthn-based passkeys and email-based passcodes. It provides framework-agnostic authentication interfaces as customizable web components that can be embedded directly into web applications to handle login, registration, and profile management.

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

Lando is a Docker development environment manager and local development orchestrator used to create isolated application stacks. It functions as a web development stack provisioner that coordinates web servers, databases, and runtimes to ensure consistent environment parity across different operating systems. The project distinguishes itself through recipe-based environment bootstrapping for common stacks such as LAMP, LEMP, and MEAN, as well as dedicated provisioning for CMS platforms like WordPress, Drupal, and Joomla. It further differentiates its capabilities by acting as a remote hosting

This project is a comprehensive collection of tutorials and guided laboratories designed to teach containerization, networking, and security using Docker. It serves as a learning path for building portable images and executing isolated processes. The materials provide specific guides for managing container clusters and scaling services through Docker Swarm and overlay networks. It includes a security handbook for implementing image scanning and secret management, as well as laboratories dedicated to modernizing legacy applications by wrapping older software installers into containers. The co