A lightweight JavaScript JPEG XL encoder library (12 KB gzipped) for offline image encoding in web apps and photography tools with no runtime dependencies, supporting lossless and lossy compression, various color depths, and metadata handling.
Ask LM Studio is a Firefox WebExtension that enables private, offline conversations with local language models in the browser sidebar. It integrates with LM Studio's OpenAI-compatible server, offering a chat UI with model selection, page attachment, and configurable parameters—all processing locally without cloud services or telemetry.
TimeLimit is an offline parental control app that limits device usage time for multiple users with configurable restrictions per app and time period. It operates in local mode with data stored on-device or connected mode with optional self-hosted servers, offering features like bonus time and circumvention detection through device admin permissions.
UtilsDock is a collection of 200 free browser-based tools for image conversion, file compression, unit conversion, and data formatting that process files entirely on the user's device without uploading to servers. The platform requires no sign-up, works offline after initial visit, and prioritizes privacy and speed by running computationally locally rather than server-side.
ImageGen is a native macOS app that runs Qwen-Image 2.1 locally on Apple Silicon for offline, private image generation without API costs. It includes an MCP server for integration with Claude Code and other AI agents, supporting text-to-image generation, image editing, and transparent PNG output.
An interactive SVG tool with drag-to-move, corner-to-scale, and top-dot-to-rotate controls. AI features require either local Ollama setup or a cloud API key, but basic editing works offline.
Spipu-Doom is an open-source Progressive Web App that runs the classic Doom game entirely in the browser using JavaScript, with no server-side processing. It converts WAD files on-the-fly in the browser, stores them in IndexedDB, and runs on a custom 3D engine called Spipu3D. The app works offline after installation and automatically updates itself.
NOOP is an offline, privacy-focused companion app for WHOOP fitness straps that stores all data locally on-device without cloud connectivity. Available for iPhone, Android, and Mac with a unified Liquid Metal design, it allows users to access their biometric data directly from their strap via Bluetooth and also supports experimental Oura Ring integration.