Feature-rich and lightning fast forums. Works standalone or as a Rails engine. Markdown by default, with plugins for code highlighting, KaTeX math, and BBCode. No JavaScript required. Easy deployment on Heroku or with Ansible.



KrISS feed is a simple and smart (or stupid) feed reader. To see an online example: http://tontof.net/feed Feel free to contribute: https://github.com/tontof/kriss_feed.


+3
Cost / License
- Free Personal
- Proprietary
Application type
Platforms
- Mac
- Windows
- Linux
- Android
- iPhone
- Self-Hosted



OpenMQTTGateway project goal is to concentrate in one firmware different technologies and protocols, hiding the different technologies singularity behind a simple & wide spread communication protocol.
Cost / License
- Free
- Open Source (GPL-3.0)
Platforms
- Self-Hosted
- Arduino IDE
Askbot is a Q&A system, like StackOverflow, Yahoo Answers and some others. Askbot is based on code of CNPROG, originally created by Mike Chen and Sailing Cai and some code written for OSQA.
Cost / License
- Freemium
- Open Source
Application type
Alerts
- Discontinued
Platforms
- Online
- Self-Hosted
- Python
- Django

mStream is a suite of open source software that lets you sync and stream your music between all your devices.


Envoy is an open source edge and service proxy, designed for cloud-native applications, backends, and APIs.
Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Linux
- Self-Hosted
USBWebserver is a bundled package of Apache, MySQL, PHP, phpMyAdmin Mini Relay and software that allows a Web server from a USB stick to run.
Cost / License
- Free
- Proprietary
Application type
Alerts
- Discontinued
Platforms
- Windows
- Self-Hosted


Cost / License
- Free
- Open Source
Platforms
- Online
- Self-Hosted

Empower your team and collaborators to view and manage the data you already own in a nice easy-to-use protected tool.
Cost / License
- Free
- Open Source (Apache-2.0)
Alerts
- Discontinued
Platforms
- Online
- Self-Hosted
- Software as a Service (SaaS)
- Typescript


+6
Cost / License
- Free
- Open Source (Unlicense)
Application type
Platforms
- Mac
- Windows
- Linux
- Self-Hosted
- GNU Emacs



PouchDB is an open-source JavaScript database inspired by Apache CouchDB that is designed to run well within the browser.
Cost / License
- Free
- Open Source
Platforms
- Self-Hosted
- Node.JS
Free Video Sharing CMS. Start your own video sharing website with CumulusClips video sharing script. It's free and easy to use. You can build a YouTube clone where users can upload videos, rate videos, comment on videos, and much more.
Cost / License
- Free
- Open Source
Application types
Alerts
- Discontinued
Platforms
- Linux
- BSD
- Self-Hosted


SegundoEmail lets you instantly create disposable mail boxes that hold messages for up to a day. Several browser extensions and API let you take the most of this fast and reliable service.
Cost / License
- Free
- Proprietary
Application type
Alerts
- Discontinued
Platforms
- Self-Hosted

An application that lets you share TeX and Markdown documents via self-contained URLs without any server side components.
Cost / License
- Free
- Open Source (BSD-2-Clause)
Platforms
- Online
- Self-Hosted


Guitar Dashboard provides an interactive music theory dashboard for guitarists including a circle of fifths.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Online
- Self-Hosted

Open-source and self-hosted YouTube downloader built on Material Design. Supports multiple users, subscriptions, file management, quality select, audio-only downloads, sharing, and much much more!.



MoinMoin is an advanced, easy to use and extensible WikiEngine with a large community of users. MoinMoin's storage mechanism is based on flat files and folders, rather than a database. MoinMoin supports plugins and can be extended via Macros and Actions.


This is a completely locally running search engine using LLM Agents. The user can ask a question and the system will use a chain of LLMs to find the answer. The user can see the progress of the agents and the final answer. No OpenAI or Google API keys are needed.
Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Self-Hosted
- Docker






















































































