Software

Genealogy software that can be used offline or as a Web service. ([Source Code](https://github.com/geneweb/geneweb))

Web app for collaborative genealogy, based on and interoperable with Gramps, the open source genealogy desktop application. ([Demo](https://gramps-project.github.io/gramps-web-api/), [Source Code](https://github.com/gramps-project/gramps-web-api))

Webtrees is the web's leading online collaborative genealogy application. ([Demo](https://dev.webtrees.net/demo-stable/index.php?ctype=gedcom&ged=demo), [Source Code](https://github.com/fisharebest/webtrees))

LLMOps platform for prompt management, LLM evaluation, and observability. Build, evaluate, and monitor production-grade LLM applications with collaborative prompt engineering. ([Source Code](https://github.com/agenta-ai/agenta))

All-in-one desktop & Docker AI application with built-in RAG, AI agents, No-code agent builder, MCP compatibility, and more. ([Source Code](https://github.com/Mintplex-Labs/anything-llm))

Your AI second brain. Get answers from the web or your docs. Build custom agents, schedule automations, do deep research. Turn any online or local LLM into your personal, autonomous AI. ([Demo](https://app.khoj.dev/), [Source Code](https://github.com/khoj-ai/khoj))

Containerized LLM toolkit. Run LLM backends, APIs, frontends, and additional services via a concise CLI

AI-powered deep research tool with multi-source search (arXiv, PubMed, web), PDF text extraction, and encrypted local storage

Run your AI models locally and generate images and audio (alternative to OpenAI and Claude). ([Source Code](https://github.com/mudler/LocalAI), [Clients](https://localai.io/gallery.html))

Get up and running with Llama 3.3, DeepSeek-R1, Phi-4, Gemma 3, and other large language models. ([Source Code](https://github.com/ollama/ollama))

Chat UI that works with any LLM. It comes loaded with advanced features like agents, web search, RAG, MCP, deep research, Connectors to 40+ knowledge sources, and more. ([Source Code](https://github.com/onyx-dot-app/onyx))

User-friendly AI Interface, supports Ollama, OpenAI API. ([Source Code](https://github.com/open-webui/open-webui))

AI-powered search engine (alternative to Perplexity AI)

Groupware including email, calendar/scheduling, address books, forums, mailing lists, IM, wiki and blog engines, RSS aggregation and more. ([Source Code](https://www.citadel.org/source.html))

Collaboration suite with real-time messaging, rich text pages, file management, and dynamic databases - built for offline work (alternative to Slack, Notion). ([Source Code](https://github.com/colanode/colanode))

Personal cloud where you can manage and sync your files, notes, contacts, passwords, and documents. ([Source Code](https://github.com/cozy/), [Clients](https://github.com/cozy/cozy-store))

An online self-hosted application for creating collaborative digital notepads (Documentation in french). ([Source Code](https://codeberg.org/ladigitale/digipad))

Create collaborative surveys, quizzes, brainstorms, and word clouds (documentation in French). ([Demo](https://digistorm.app/), [Source Code](https://codeberg.org/ladigitale/digistorm))

Create multimedia collaborative walls for in-person or remote work (documentation in French). ([Source Code](https://codeberg.org/ladigitale/digiwall))

Software suite including calendars, address books, notepad, project management tools, client relationship management tools (CRM), knowledge management tools, a wiki and a CMS. ([Source Code](https://github.com/EGroupware/egroupware))

Enterprise CRM and groupware tool. Share projects, calendars, files and e-mail online with co-workers and clients. ([Source Code](https://github.com/Intermesh/groupoffice/))

Video conferencing, instant messaging, whiteboard, collaborative document editing and other groupware tools using API functions of the Red5 Streaming Server for Remoting and Streaming. ([Source Code](https://github.com/apache/openmeetings))

SOGo offers multiple ways to access the calendaring and messaging data. CalDAV, CardDAV, GroupDAV, as well as ActiveSync, including native Outlook compatibility and Web interface. ([Demo](https://demo.sogo.nu/SOGo/), [Source Code](https://github.com/Alinto/sogo))

Software for digital collaboration in companies and organizations. From powerful groupware functionalities to clever add-ons, tine combines everything to make daily team collaboration easier. ([Source Code](https://github.com/tine-groupware/tine))