Open Source Self-Hosted Office & Productivity Apps

On-premises file sync, universal access, integrated collaboration, real-time communication with privacy and data control focus.

Open-source suite for editing documents, spreadsheets, presentations, forms, and PDF files with co-editing modes, plugin support, AI assistant, and integration across 40+ platforms.

Local-first, privacy-focused notebook supporting Markdown and Org mode, offline use, encrypted backup, extensible with plugins, and more.

Free multi-platform software for task management, time tracking, and personal project management. Seamless integration with Jira, GitHub, and GitLab.

Open-source app tracking time on devices, maintaining privacy and versatility, with features like productivity insights, Pomodoro timers, and local data storage.

Open-source workspace with full data ownership, offline access, multi-platform support, and deep customization through themes, plugins, and templates.

Personal AI assistant operating locally, supporting popular chat apps, additional channels, multi-OS speech and listening, and a live user-managed Canvas.

Open-source, privacy-focused workspace merging notes, tasks, project management, Kanban, Pomodoro timer, interactive whiteboard, and real-time collaboration.

CryptPad is a private-by-design alternative to popular office tools and cloud services. All the content stored on CryptPad is encrypted before being sent, which means nobody can access your data unless you give them the keys.

TiddlyWiki is a single html file with all the characteristics of a wiki - including all of the functionality (including editing, saving, tagging and searching) and the style sheet. Because its a single file, its very portable - you can email it, put it on a web server or share...

The original trilium is transfered to this repo by its owner and the app continues to develop here as stated here: https://github.com/TriliumNext/Trilium

Open-source wiki and documentation platform featuring real-time collaborative editing, spaces, groups, robust permissions, commenting, page history, and fast full-text search.

Open source kanban platform with workspace members, board visibility controls, Trello import, card labelling, activity logs, and collaboration tools.

Jitsi Desktop (previously SIP Communicator) is a legacy audio/video and chat communicator with full encryption, precedessor of Jitsi Meet .

locally hosted web application that allows you to perform various operations on PDF files.

Open-source kanban board offering real-time collaboration, customizable labels, filtered views, cards, comments, member assignments, and self-hosting options.

SiYuan is a desktop Markdown Block-Reference and Bidirectional-Link note-taking application. Support fine-grained block-level reference and Markdown WYSIWYG.

Agile project management platform supporting Kanban, Scrum, issue tracking, time tracking, customizable workflows, integrations with popular tools, and multilingual support.

Open-source, self-hosted note-taking tool featuring AI-driven retrieval, Markdown support, and full data ownership for privacy-focused document control.

Redmine is a flexible project management web application. Written using Ruby on Rails framework, it is cross-platform and cross-database.

Collaborative platform for real-time note-taking, documentation, and wikis, with offline support, granular permissions, AI tools, and multiple export formats.

Teable is a super fast, real-time, professional, developer friendly, no-code database built on Postgres. It uses a simple, spreadsheet-like interface to create complex enterprise-level database applications.

Framadate is an online service for planning an appointment or making a decision quickly and easily. No registration is required.

Self-hosted app for local checklists and notes with WYSIWYG editing, drag-and-drop reordering, Kanban boards, progress bars, Markdown, and sharing features.

Baserow is the secure, open-source platform for building databases, applications, automations, and AI agents — all without code. Trusted by over 150,000 users, Baserow delivers enterprise-grade security with GDPR, HIPAA, and SOC 2 Type II compliance, plus cloud and self-hosted...