Awesome GitHub RepositoriesOffline Caching

Project Nomad is a self-hosted survival suite and containerized offline operating environment. It provides a collection of essential tools, including a local retrieval-augmented generation system, an offline mapping server, and a local knowledge base for large language models, all designed to operate on air-gapped hardware. The system prioritizes total offline isolation to ensure telemetry-free operation. It enables private data analysis and semantic document querying through local-first vector storage and offline model execution, keeping all data on internal hardware without requiring intern

Calibre is a comprehensive suite for digital library management, serving as a centralized hub for organizing, converting, and editing e-book collections. It functions as a multi-purpose platform that combines a relational database for metadata tracking with a powerful processing engine capable of transforming document formats and restructuring internal markup. Beyond local management, the software acts as a content server, enabling users to host their libraries over a network for remote access and reading via standard web browsers. The project distinguishes itself through its deep extensibili

EhviewerCNSXJ is a specialized Android client designed for browsing, searching, and downloading image galleries from remote content platforms. It functions as a third-party interface that enables users to access external media collections through a native mobile experience, complete with persistent session management and offline viewing capabilities. The application distinguishes itself through integrated network configuration tools that allow users to bypass regional restrictions by customizing DNS and security protocols directly within the client. It also provides advanced content discove

Beekeeper Studio is a cross-platform desktop application designed for database management and SQL development. It provides a unified graphical interface to connect to, query, and modify data across a wide range of relational and NoSQL database systems. The application functions as a comprehensive workspace, integrating tools for schema design, record editing, and data visualization. The project distinguishes itself through a focus on secure, flexible connectivity and AI-assisted workflows. It supports advanced authentication methods, including enterprise single sign-on, multi-factor authentic

Daily is a professional network and social platform for software engineers designed for technical content discovery and knowledge sharing. It functions as a content aggregator that provides personalized feeds of ecosystem trends and professional knowledge gathered from across the web. The platform enables developers to build a professional presence through a digital portfolio profile. This includes a dynamic developer card that automatically tracks and displays professional activity and status on user account pages. The community surface includes developer groups and hubs for collaborating o

PUA is an agentic workflow orchestrator and behavioral governance tool designed to enhance the reliability and autonomy of AI coding assistants. It functions as a prompting framework and extension that implements strict engineering standards and verification requirements to prevent hallucinations and premature task completion. The project distinguishes itself through high-agency enforcement mechanisms, including escalating prompt pressure and failure-driven recovery loops that automatically pivot problem-solving strategies after repeated errors. It utilizes a diagnosis-first workflow that man

This project is a local-first task manager and time tracking tool designed to consolidate work items from multiple external project management platforms into a single, unified interface. By prioritizing local data sovereignty, it ensures that all task lists, time logs, and application states remain on the user's device, providing full functionality in offline environments while maintaining privacy. The application distinguishes itself through a focus on deep work and structured productivity rituals. It integrates distraction-free modes, configurable focus timers, and automated time tracking t

Omnivore is an open-source, self-hostable read-it-later application designed to centralize web articles, newsletters, and digital documents into a personal library. It functions as a comprehensive content archiver that captures web pages and stores them locally, ensuring permanent access and readability regardless of internet connectivity. The platform distinguishes itself through an event-sourced synchronization engine that maintains a consistent state across multiple devices by replaying user actions. It utilizes a headless web scraping service to extract clean text and metadata from raw we

This library is a web-native engine designed to execute pretrained machine learning models directly within the browser. It functions as a client-side inference framework, enabling developers to run complex neural networks for natural language processing, computer vision, and audio tasks without requiring a backend server or external API calls. The framework distinguishes itself by providing a unified pipeline-based abstraction that handles the entire lifecycle of model execution. It manages the dynamic retrieval of model weights and configurations from remote registries, while simultaneously

Organic Maps is a mobile application designed for offline mapping, navigation, and outdoor activity planning. It functions as a privacy-focused client for OpenStreetMap data, enabling users to explore locations, search for points of interest, and receive turn-by-turn directions entirely without an internet connection. The project distinguishes itself through a strict zero-telemetry privacy model that excludes trackers, data collection, and mandatory account requirements. By utilizing a native core engine and local-first data storage, it ensures that all user activity, location history, and pe

Instant is a real-time backend as a service and relational graph database designed to synchronize data across clients automatically. It functions as a data synchronization layer that provides authentication, permissions, and relational data storage for web and mobile applications. The platform includes an optimistic UI framework that updates local interfaces immediately during writes and handles automatic server rollbacks. It also features a real-time presence system to broadcast transient user states, such as cursor positions and online status, to other connected clients. The system manages

NetNewsWire is an RSS feed aggregator and cloud-synced news reader. It provides a centralized interface for collecting, organizing, and consuming articles from multiple web feed formats using an XML feed parser. The application features a local database feed cache to ensure fast retrieval and offline access to content. It includes a customizable theme engine that decouples visual styling from logic, allowing the user interface appearance to be adjusted via configurable parameters. The platform supports cross-device reading synchronization for subscription lists and read markers through remot

Berry is a Node.js package manager, dependency resolution engine, and monorepo workspace manager. It provides the tools necessary for resolving, downloading, and managing dependencies to ensure consistent environments across different development machines, while also serving as a publishing tool for uploading versioned package tarballs to registries. The project is distinguished by its implementation of Plug'n'Play, which resolves dependencies without creating a physical node_modules directory by mapping dependencies directly to the file system. This enables a zero-install development workflo

This project is an Android package manager and app store client designed for browsing, installing, and updating open-source software from F-Droid and custom third-party repositories. It functions as an open-source repository client that allows users to discover software through a synchronized catalog. The system features a local-first repository cache, enabling users to search and manage their software library in an offline operation mode without an active internet connection. It supports multi-source catalog management to aggregate application data from multiple repository URLs into a single

Tivi is a cross-platform application for discovering and tracking television shows, built with Kotlin Multiplatform and Compose Multiplatform to share its user interface across Android, iOS, and desktop platforms. The app follows the Model-View-Intent (MVI) architecture pattern, where user actions are modelled as sealed class intents that reduce into a single immutable state object, ensuring predictable and unidirectional data flow managed through Kotlin coroutines and StateFlow. The application uses Hilt for compile-time dependency injection and SQLDelight for type-safe local data storage, c

GraphHopper is a Java routing library and OpenStreetMap routing engine used to calculate optimal paths and driving directions. It provides a map matching engine for aligning GPS coordinate traces to road networks, a GTFS transit router for multi-modal travel, and a spatial analysis utility for isochrone generation. The project supports the creation of custom vehicle profiles and weighting logic to influence path calculations. It implements contraction hierarchies to accelerate pathfinding by reducing the search space between coordinates. The engine covers a broad range of geospatial capabili

This project is a structured learning curriculum and guide designed to transition a user from a beginner to an advanced level of Emacs mastery over the course of one year. It provides a step-by-step study plan, configuration guides, and a workflow manual to help users navigate the complexities of the editor. The guide emphasizes a specific operational model, focusing on the implementation of modal editing through Vim-style keybindings and the use of hierarchical leader-key mapping for command organization. It details the process of transforming the editor into a full development environment a

Ecoute is a live transcription tool that provides real-time transcripts for both the user's microphone input (You) and the user's speakers output (Speaker) in a textbox.

This project is an Objective-C HTTP networking library that provides an object-oriented wrapper for CFNetwork to execute synchronous and asynchronous requests on macOS and iOS. It functions as a framework for managing HTTP sessions, performing resumable file transfers, and handling offline content caching. The library distinguishes itself through a resumable file transfer manager that tracks byte offsets and utilizes disk-backed streaming for large uploads and downloads. It also includes a secure credential manager that integrates with the system keychain to handle client certificates and aut