Open Source

The LightGBM framework uses gradient boosting for ranking, classification, and other machine learning tasks.

Greywall provides a deny-by-default sandbox for AI coding agents, with kernel-enforced isolation on Linux and macOS.

KeyMapper remaps physical buttons on Android devices, letting users assign different actions to device controls.

VpnHood offers a free, cross-platform VPN described as a tool for circumvention and privacy.

Adjust brightness across multiple monitors on Windows using Monitorian, a desktop utility.

Koalas implements the pandas DataFrame API on Apache Spark and is deprecated; for Apache Spark 3.2 and above, use PySpark directly.

Rasa provides an open source framework for automating text and voice conversations, including chatbots and voice assistants.

granary translates social web data between platforms, converting posts into formats that other services can consume.

dl-translate is a library for translating text between languages using transformer models.

HeliBoard provides a customizable keyboard for Android with a focus on privacy and open-source development.

A curated collection of servers implementing the Model Context Protocol.

Museeks provides a cross-platform music player with a simple interface, according to its project description.

vokoscreenNG is a screencast creator for Windows and Linux that records the screen, an area, or a window (Linux only), with audio from multiple sources and built-in camera support.

Trail Sense uses phone sensors to assist with wilderness trekking and survival, with a user guide and source repository.

LocalAI runs language, vision, voice, image, and video models through an open-source AI engine.

emcee provides a Python toolkit for affine-invariant Markov chain Monte Carlo sampling.

Minimize LLM token complexity to save API costs and model computations.

Colibri runs mixture-of-experts language models on local hardware, streaming experts from disk with a small C engine.

OpenScan scans documents on Android with an emphasis on privacy, and its project page includes build instructions.

Security and best-practice issues in container images can be checked with Dockle.

LLMFlows provides components for building language model applications with explicit workflows.

Polars provides a Rust query engine for DataFrames, with a Python interface for data work.

Microsoft PowerToys is a collection of Windows utilities for productivity and customization, according to its repository description.

WAIL provides a graphical interface for one-click, user-initiated web preservation through multiple archiving tools.