For an open source productivity tool for developers, the first results are toeverything/affine, leantime/leantime (Leantime is an open-source project management platform with Kanban boards, Gantt charts, calendar integration, and self-hosting, covering task management and reminders well, though its note-taking is less central than its project planning focus) and zadam/trilium (Trilium is a self-hosted hierarchical note-taking and knowledge management tool with built-in task management and scripting automation, fitting the request for a personal productivity suite focused on notes and tasks, though it lacks dedicated calendar integration and reminders). apache/pouchdb and habitrpg/habitica round out the shortlist. Compare the match explanations and check the project documentation against your requirements.
Discover the best open-source productivity tools for developers. Compare top-rated GitHub repositories by activity and features to find the best fit.
AFFiNE is a collaborative knowledge base and productivity suite designed as a private-first, local-first platform. It provides an integrated workspace that combines structured documents with an infinite digital canvas, allowing users to organize complex information through a block-based model. By prioritizing local data persistence, the platform ensures immediate responsiveness and data sovereignty while maintaining a distributed state for real-time synchronization across multiple devices. The platform distinguishes itself through a canvas-integrated database engine that enables transitions b
AFFiNE is a collaborative knowledge base and productivity suite built around a block-based editor and infinite canvas, positioning it as a direct Notion alternative — this squarely fits the personal productivity suite category, though its primary emphasis on note-taking and whiteboarding means dedicated task management, calendar integration, and reminders are less prominent than the required feature list anticipates.
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
Leantime is an open-source project management platform with Kanban boards, Gantt charts, calendar integration, and self-hosting, covering task management and reminders well, though its note-taking is less central than its project planning focus.
Trilium is a hierarchical personal knowledge base and digital garden tool designed to organize information into a tree of linked nodes. It functions as a JavaScript programmable wiki and a self-hosted note server, allowing users to maintain a private database of documents synchronized across multiple devices. The platform distinguishes itself through an embedded scripting engine for automating tasks and a REST API that exposes internal data and actions to external tools. Users can further extend the system by modifying the user interface layout and styling through a custom theme engine. The
Trilium is a self-hosted hierarchical note-taking and knowledge management tool with built-in task management and scripting automation, fitting the request for a personal productivity suite focused on notes and tasks, though it lacks dedicated calendar integration and reminders.
PouchDB is a JavaScript NoSQL document store designed to persist JSON data within web browsers or Node.js environments. It functions as an offline-first data store that caches information on a local device and synchronizes with a remote server when connectivity is available. The database implements the CouchDB API to ensure compatibility for bidirectional data replication. This allows for the synchronization of documents between a local client and remote CouchDB servers to maintain consistency across multiple devices. The project provides capabilities for local browser data storage and remot
PouchDB is a JavaScript document database for offline-first sync, not a productivity suite—it lacks built-in task management, note-taking, calendars, and reminders, so it serves as a storage backend rather than the integrated tool you need.
Habitica is an open-source productivity platform that applies role-playing game mechanics to personal task management. By tracking habits, daily goals, and to-do lists, the system translates completed tasks into character progression, experience points, and virtual rewards. The platform supports collaborative productivity by allowing users to join parties and complete group quests alongside their individual responsibilities. It is designed for self-hosting, providing users with full control over their data and system configuration through a structured relational database and a standardized ap
Habitica is a gamified task and habit manager with self-hosting support, but it lacks the note-taking, calendar integration, and broader tools expected in a full personal productivity suite.
Laverna is an open-source note-taking application designed as a privacy-focused alternative to Evernote. It operates as a single-page application that runs entirely in the browser, combining Markdown editing with client-side encryption to ensure note content is encrypted on the device before it ever reaches a server or cloud storage. The application distinguishes itself through its offline-first architecture, storing notes locally using browser storage for full offline access and editing capabilities. It synchronizes notes across devices through a unified interface that connects to multiple b
Laverna is a browser-based note-taking app with client‑side encryption and cross‑device sync, but it does not include task management, calendar, or reminders, so it covers only one part of a full productivity suite rather than being an integrated suite itself.
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
Joplin is a secure, cross-platform note-taking app with self-hostable sync and task checklists, but it lacks calendar integration and is not a full productivity suite that covers tasks, notes, and calendars together.
Stretchly is a cross-platform desktop break reminder application that helps prevent eye strain and repetitive strain injury by periodically prompting you to take microbreaks and long breaks. Built with Electron, it runs on Windows, macOS, and Linux with a consistent interface, and can be controlled both through its graphical interface and via terminal commands. The application distinguishes itself through extensive customization and context-aware behavior. You can adjust break intervals, durations, sounds, and the content displayed during breaks to match your personal workflow. Stretchly auto
Stretchly is a cross-platform break-reminder application, not a personal productivity suite—it lacks task management, note-taking, calendar integration, and project organization, so it only covers the reminders aspect of your search.
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
Wekan is a self-hosted Kanban project management tool for task workflows, but it lacks the note-taking, calendar integration, and reminders that define a full personal productivity suite.
Automatisch is an open-source, self-hosted automation platform designed to orchestrate multi-stage workflows across various third-party web services. It functions as a no-code integration engine that allows users to connect disparate applications, enabling the automated movement of data and the execution of tasks without manual intervention. By running the platform on private infrastructure, users maintain full control over their data and ensure compliance with internal security policies. The platform distinguishes itself through a focus on secure, local credential management and flexible int
Automatisch is a self-hosted no-code automation platform for connecting web services, not a dedicated tool for organizing tasks, notes, and projects — it could orchestrate such tools but does not itself provide task management, note-taking, or calendar features.
ActivityWatch is an open-source, privacy-focused time tracking platform that automatically records computer usage patterns to provide a comprehensive history of personal digital activity. It functions as a background service that monitors system metrics, application focus, and user input to build a detailed log of how time is allocated across various tasks and projects. The platform distinguishes itself through a local-first architecture that stores all activity data as structured files on the user's machine, ensuring that sensitive usage history remains private and accessible offline. It sup
ActivityWatch is a privacy-focused time tracker that records computer usage patterns, but it does not manage tasks, notes, or calendar events, so it is not a personal productivity suite as you need.
Standard Notes is a secure, self-hostable note-taking app, but it lacks the task management, calendar integration, and reminders expected in a full personal productivity suite.
| Repository | Stars | Language | License | Last push |
|---|---|---|---|---|
| toeverything/affine | 69.4K | TypeScript | NOASSERTION | |
| leantime/leantime | 9.3K | PHP | agpl-3.0 | |
| 36.6K |
| TypeScript |
| AGPL-3.0 |
| apache/pouchdb | 17.6K | JavaScript | Apache-2.0 |
| habitrpg/habitica | 13.9K | JavaScript | NOASSERTION |
| laverna/laverna | 9.2K | JavaScript | MPL-2.0 |
| laurent22/joplin | 55.2K | TypeScript | NOASSERTION |
| hovancik/stretchly | 5.9K | JavaScript | bsd-2-clause |
| wekan/wekan | 21K | JavaScript | MIT |
| automatisch/automatisch | 13.7K | JavaScript | other |