Open-source alternatives to Planka

OpenProject is an open-source work management and project portfolio platform designed for tracking tasks, managing project lifecycles, and overseeing strategic objectives. It provides a centralized environment for organizing team workflows through agile boards, Gantt charts, and roadmaps, while supporting complex project hierarchies and resource capacity planning across large organizations. The platform distinguishes itself through specialized support for building information modeling, allowing teams to import, visualize, and coordinate 3D models and construction issues directly within a web

This project serves as a comprehensive educational repository and technical reference collection, documenting a wide range of software engineering practices and modern development technologies. It provides a structured learning path for developers, curating tutorials and practical examples that cover the full lifecycle of application development, from initial project scaffolding to deployment and maintenance. The repository distinguishes itself by offering deep technical insights into complex architectural patterns, including actor-based concurrency models for managing parallel tasks and cont

This project is a markdown kanban board and visual task organizer. It serves as a productivity extension for personal knowledge management, providing a board-based system to manage task status and progress through a drag-and-drop interface. The tool implements a kanban workflow by converting plain markdown files into draggable columns. This allows for the visualization of work stages and the organization of project tasks within a local knowledge base. The system covers project management and visual task tracking by structuring unstructured notes and lists into interactive boards. It uses mar

Backlog.md is a local-first project tracker and Markdown task manager that stores project data as plain text files in a local folder. It functions as a command-line interface tool for creating and organizing tasks and as a Kanban board visualizer that renders these task lists into interactive web and terminal interfaces. The project serves as an AI agent workflow orchestrator, providing a protocol that allows AI assistants to decompose high-level ideas into actionable tasks and implementation plans. It ensures a standardized definition of done by automatically applying reusable, project-wide

This project is an agile project management platform designed to centralize task tracking, workflow organization, and team productivity monitoring. It provides a unified workspace where users can manage projects, tickets, and milestones through visual boards, while simultaneously recording time spent on specific activities to generate detailed performance reports. The platform distinguishes itself through its ability to consolidate data from multiple third-party management tools into a single, normalized schema. It incorporates a locale-aware interface framework that supports global teams by

Leantime is an open-source project management platform designed to track tasks, milestones, and workflows using Kanban boards and Gantt charts. It functions as a strategic planning tool that links daily operational tasks to high-level business goals and long-term objectives, while also serving as a time tracking and billing system for managing work hours and client estimations. The platform differentiates itself through an integrated AI-powered project assistant that decomposes complex tasks, generates status reports, and provides project insights. It further distinguishes its offering with a

Calibre-web is a self-hosted web application that provides a browser-based interface for browsing, managing, and reading digital book collections stored in a library database. It functions as a comprehensive library management system, allowing users to organize large collections, edit metadata, and perform automated content updates through a centralized administrative dashboard. The platform distinguishes itself by integrating directly with external infrastructure to extend the capabilities of a standard digital library. It supports remote storage mapping to host files on cloud providers, uti

Phabricator is a software development suite consisting of a collection of integrated web applications designed to manage the full software engineering lifecycle. It serves as a project management platform, issue tracking system, and code review tool. The suite provides capabilities for bug tracking and coordination, allowing teams to report and manage software defects and feature requests. It also facilitates peer code review workflows to manage proposed changes before they are merged into a repository. The platform includes tools for project task organization and general software developmen

Quarkus is a Kubernetes-native Java framework designed for building high-performance, memory-efficient applications. It utilizes ahead-of-time native compilation to transform Java code into standalone, optimized binaries that eliminate the need for a virtual machine, enabling rapid startup and reduced memory consumption. By performing code augmentation during the build phase, it shifts heavy processing tasks away from runtime, ensuring that applications are optimized for cloud-native environments. The framework distinguishes itself through a unified approach to reactive and imperative program

Listmonk is a self-hosted email marketing platform and newsletter manager designed for high-volume bulk email distribution and transactional messaging. It provides a centralized system for organizing large subscriber databases and executing automated marketing campaigns directly from your own infrastructure. The platform distinguishes itself through its reliance on a relational database backend, which enables dynamic subscriber segmentation using complex query filtering at the time of delivery. It utilizes a concurrent worker pool to manage high-throughput email dispatch and incorporates a se

Kan is a self-hosted kanban project management tool that organizes work into boards, lists, and cards. It provides a REST API for managing all project resources, including boards, cards, labels, checklists, comments, and attachments, with standard HTTP responses for every request. The application supports granular permission and role management at both the workspace and board level, allowing administrators to control access to resources and actions. It includes webhook support for receiving card event notifications, and offers integration capabilities for importing projects from Trello and Gi

Worklenz is a project management platform and professional services automation tool designed for planning work, tracking tasks via Kanban boards, and managing team collaboration. It functions as a combined resource management tool and time tracking software, providing a centralized workspace to analyze team capacity, balance workloads, and log work hours. The platform is distinguished by its deep integration with GitHub and Slack, allowing for the synchronization of repository activity and the delivery of real-time project notifications to external communication channels. It further streamlin

Taskcafe is a self-hosted task management system and collaborative work management platform. It provides a private workspace for organizing work through a variety of interfaces, including Kanban boards, hierarchical outlines, and calendars. The platform is designed for containerized deployment, orchestrating the application, database, and cache to ensure consistent environment management. It distinguishes itself by offering project portfolio dashboards for high-level monitoring and the ability to create public project boards that allow external visitors to view content without authentication.

This project is a native C++ desktop application for personal knowledge management. It functions as a local-first markdown note-taking tool and knowledge base, ensuring data is stored directly on the local device for offline access and user ownership. The application distinguishes itself by transforming markdown task lists into interactive kanban boards for visual workflow tracking. It also emphasizes keyboard-driven productivity, utilizing system-wide hotkeys to summon the application to the foreground and navigate its interface without a mouse. The software provides hierarchical content or

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

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

Grist is a relational spreadsheet platform that combines the flexibility of a spreadsheet with the power of a relational database. At its core, it manages structured data across multiple linked tables, using a relational database engine to organize information while providing a familiar grid interface. The platform supports Python-based formulas for complex calculations and data transformations, with automatic recalculation when referenced cells change. The system is designed for self-hosted deployment, storing data in either portable SQLite files or enterprise-grade PostgreSQL databases. It

Briefer is an interactive data notebook platform and business intelligence dashboard tool used for collaborative data analysis and reporting. It provides a containerized environment for building reports that combine SQL, Python, and Markdown with native visualizations. The platform features an integrated code assistant that uses large language models to generate SQL and Python snippets from natural language prompts. It is designed as a Kubernetes data application, deploying via Helm charts to manage isolated compute environments and ensure separate resources per page through pod-based isolati

Element Web is a web-based communication client used for real-time messaging and collaboration via the decentralized Matrix protocol. It functions as an end-to-end encrypted messenger, a VoIP client for voice and video conferencing, and an interface for interacting with integrated bots and external bridges. The project distinguishes itself through a modular architecture that supports runtime module loading and external script imports to extend core capabilities. It provides extensive white-labeling options, allowing for the customization of application branding, visual themes, and the use of

Godoxy is a Docker container orchestrator and reverse proxy manager. It provides a centralized system for managing the lifecycle, power states, and resource usage of virtualized containers, while routing HTTP, TCP, and UDP traffic to backend services with automatic route discovery. The project distinguishes itself through an OIDC access control gateway that authenticates users via external identity providers and a resource optimization system that puts idle containers to sleep and wakes them automatically when network requests arrive. It also includes an automatic SSL certificate manager that

Topsi is a desktop application designed for project management and task tracking. It provides a visual interface for organizing workflows and monitoring progress through customizable status columns and boards. The application operates on a local-first model, storing all project data in a local database file to ensure functionality without an internet connection. By utilizing a native desktop container, it provides a dedicated environment for managing tasks while maintaining data privacy and control. The software supports standard project management capabilities, including the ability to trac

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

ScribeJava is a Java library used to implement OAuth authentication and authorization flows. It functions as an OAuth client implementation and a third-party API integrator, allowing Java applications and Android environments to securely exchange data with external identity providers. The library provides a framework for managing secure data exchanges through pre-configured provider settings. It enables applications to link to external login services for user authentication and interaction with third-party APIs without requiring the local storage of passwords. The project covers identity pro

Termix is a centralized web-based gateway for managing remote SSH connections and terminal sessions. It provides a browser-based interface that enables users to access, control, and monitor remote servers, containerized applications, and file systems from a single, unified dashboard. The platform distinguishes itself through robust security and session management capabilities. It integrates with external identity providers for single sign-on and enforces role-based access control to manage user permissions. To ensure reliable administration, it maintains stateful session persistence, allowing

Homeland is an open-source community engine built with Ruby on Rails, designed for hosting interactive discussion forums. It provides a comprehensive platform for managing threaded conversations, user profiles, and rich-text content through a structured server-side framework. The platform distinguishes itself through integrated identity management, functioning as an OAuth provider and supporting single sign-on protocols to synchronize user sessions across distributed services. It facilitates active community participation by combining social interaction tools, such as user-following, with a m

Romm is a self-hosted game library manager and ROM management web interface. It serves as a central server for storing and categorizing game files and emulator firmware, providing a web-based browser to organize collections through automated library scanning and metadata retrieval. The project distinguishes itself by integrating a web-based emulator frontend that uses WebAssembly to play games directly in the browser. It further provides a game save synchronization server that uses SSH-based synchronization to transfer save states and progress between the server and registered handheld device

HomeBox is a self-hosted home inventory manager designed for tracking physical belongings and household assets. It functions as a digital catalog for creating structured databases of objects, including records of locations, categories, and purchase history. The system distinguishes itself through the use of QR code generation to link physical objects to digital records and the support of hierarchical location mapping to track assets across nested environments. It further enables automation via a REST API and centralizes access management through OpenID Connect integration for user authenticat