Open source Notion alternative with AI workspace and full data privacy control.
Open source alternative to Notion with AI-powered workspace, full data control, and cross-platform native experience.
Self-hosted, Markdown-native note app that prioritizes speed and privacy.
Open-source, self-hosted note-taking tool for quick capture. Markdown-native, lightweight, and fully yours.
Next-gen markdown editor with real-time WYSIWYG preview, fast and elegant.
A simple and elegant open-source markdown editor focused on speed and usability, with real-time preview, multiple themes, and cross-platform support.
Privacy-first knowledge management with block-level references and Markdown WYSIWYG.
A privacy-first personal knowledge management system with fine-grained block-level references and Markdown WYSIWYG.
Self-hosted open-source scheduling platform without enterprise lock-in.
A fully open-source, community-driven scheduling platform for self-hosters who want complete control.
A free, open-source hierarchical note-taking app with self-hosted sync, scripting, and rich visualization.
Trilium Notes is a cross-platform, hierarchical note-taking application that organizes notes in a tree structure, supports cloning, rich editing, scripting, encrypted notes, and self-hosted synchronization. Ideal for building large personal knowledge bases.
Open-source personal CRM to remember everything about your relationships.
Monica is an open-source personal relationship management system that lets you document interactions with family, friends, and business contacts. Self-hosted, privacy-first, and feature-rich.
Free open-source Laravel CRM with rich features and extensibility.
A free and open-source CRM built on Laravel and Vue.js, designed for complete customer lifecycle management for SMEs and enterprises.
Self-hosted open-source wiki & docs with real-time collaboration and built-in diagrams.
Docmost is an open-source, self-hosted collaborative wiki and documentation platform. It offers real-time editing, built-in diagram tools (Draw.io, Excalidraw, Mermaid), spaces, permissions, comments, page history, full-text search, file attachments, and integrations. Core is AGPL-3.0; enterprise features require a paid license.
Open-source task manager with built-in time tracking, Pomodoro, and deep Jira/GitHub integration.
An advanced todo list app with timeboxing & time tracking that integrates with Jira, GitHub, and more.
Self-hosted real-time collaborative editor with full authorship tracking and privacy control.
Etherpad is a real-time collaborative document editor designed for transparency and control. Every keystroke is attributed to its author, every revision is preserved, and a timeslider lets you scrub through the entire history character by character. It runs on your own server under your governance — no telemetry, no upsells, and AI is an optional plugin you control.
Self-hosted bookmark manager that automatically archives web pages, with collaboration & annotation.
Linkwarden is a self-hosted, open-source collaborative bookmark manager that automatically captures a screenshot, PDF, and HTML copy of each page, preventing link rot. It offers reader view with highlighting, local AI tagging, full-text search, team collaboration, mobile apps, and browser extensions.
Real-time collaborative LaTeX editor for teams.
An open-source online real-time collaborative LaTeX editor for scientific writing.
A lightweight, open-source, multi-format document reader for Windows—fast, portable, and ad-free.
SumatraPDF is a fast, multi-format document reader for Windows supporting PDF, EPUB, MOBI, CBZ, CBR, FB2, CHM, XPS, DjVu.
Open-source real-time collaborative editor with self-hosting, comparable to Notion/Google Docs, built by European governments.
Open-source collaborative editor for real-time writing and knowledge management, an alternative to Notion/Google Docs with self-hosting.
Open-source Swiss-army-knife for project management with native GitHub integration.
OpenProject is a web-based project management tool for planning, tracking, and collaboration, with built-in GitHub integration.
Self-hosted open-source alternative to DocuSign for filling and signing PDF forms securely.
Open source platform for secure digital document filling and signing. Self-hosted, mobile-optimized, and easy to deploy.
Open-source proofreading tool that catches grammar & style errors more deeply than spell checkers. Supports 20+ languages.
Open-source proofreading software that detects grammar, style, and spelling errors in 20+ languages. More advanced than simple spell checkers.
Self-hostable open-source electronic signature tool, a free alternative to DocuSign that keeps your data under your control.
Documenso is an open-source DocuSign alternative. It lets you self-host the entire document signing workflow, from PDF upload to digital signature capture. Built with TypeScript, Prisma, and React, it offers a modern UI and a comprehensive API.
A modern relational spreadsheet combining spreadsheet flexibility with database robustness, open-source.
A modern relational spreadsheet that combines spreadsheet flexibility with database robustness, open-source community edition.
One command for AI agents to control Word, Excel, and PowerPoint – no Office installation needed.
The first open-source Office suite built for AI agents to read, edit, and automate Word, Excel, and PowerPoint files via a single binary, no Office installation required.
Open source project management for non-PMs: as simple as Trello, as powerful as Jira, ADHD-friendly.
Leantime is an open source project management system for non-project managers, combining strategy, planning and execution with ADHD-friendly design.
Self-hosted all-in-one toolset with 50+ tools, fully client-side processing, and a tiny 28MB Docker image.
OmniTools is a self-hosted web app offering 50+ online tools for images, videos, PDFs, text, math, and data. Everything runs on your device — no data leaves your computer. Lightweight (28MB Docker), open source, and privacy-first.
Open-source conversational form builder for small businesses, easy to use and self-host.
HeyForm is an open-source form builder for small businesses to create conversational forms, surveys, quizzes, and polls with smart logic and integrations.