Open-source alternatives to Launcher

Minecraft 启动器 Plain Craft Launcher（PCL）。

FoldCraftLauncher is a Java game launcher for Android that provides a mobile runtime environment for executing various game versions and snapshots. It functions as an Android game environment that manages game instances, save files, and graphical renderer plugins. The project includes a Java runtime manager to bundle or import multiple Java versions, ensuring compatibility across different software releases. It features a virtual input mapper that simulates mouse and keyboard events by translating touch screen interactions and gyroscope data into desktop-style control signals. The system pro

HMCL is a cross-platform game client and launcher designed for installing and managing various versions of Minecraft. It functions as a game instance orchestrator that handles the downloading and deployment of specific software versions and loader tools. The project acts as a mod pack manager, providing systems to import, export, and organize curated collections of game modifications. It supports a distribution workflow that allows game configurations to be synchronized across different launchers. The software covers game instance management and the setup of custom game environments. This in

tModLoader is a modding framework and toolset designed for expanding game content and extending core game logic. It provides a polymorphic content API that allows for the creation of new items, NPCs, projectiles, and world assets through object-oriented inheritance. The project is distinguished by its advanced code modification capabilities, utilizing intermediate language bytecode patching and reflection-based private access to alter internal game behavior. It features a hot-reloading assembly runtime that enables developers to recompile and apply source code changes in real-time without res

hello.js is a JavaScript REST API client and social media API wrapper designed for authenticating users and aggregating data across multiple social network providers. It provides a unified interface to standardize requests and response formats, allowing for consistent data retrieval from diverse external services. The project implements a secure OAuth2 handshake process that utilizes a proxy-based credential masking system to hide private API keys from the client side. It includes a token manager that handles the full authentication lifecycle, including scope-based permission mapping and an a

LastPass CLI is a command-line tool for managing secure credentials, authenticating user identities, and synchronizing encrypted password vaults directly from the terminal. It provides a terminal interface for storing, retrieving, and organizing sensitive account data with local encryption and remote synchronization, functioning as an encrypted vault management tool for handling credential storage across devices using remote authorization endpoints. The application communicates with remote servers over HTTPS while securing user credentials locally and in transit using client-side symmetric en

CliWrap is an asynchronous process manager and child process wrapper library used to execute external commands and integrate command line interfaces into applications. It provides a framework for launching external programs using asynchronous patterns, managing child processes, and validating exit codes. The library distinguishes itself through its ability to route standard input, output, and error streams to memory buffers or real-time event streams. It enables real-time monitoring of process output lines and supports process termination via cancellation tokens. The project covers a broad r

udemy-dl is a Python command-line tool and web content scraper designed to download Udemy course videos, subtitles, and supplementary materials for offline personal use. It functions as a course media archiver that authenticates via user credentials or cookies to retrieve restricted media and metadata. The utility distinguishes itself through batch media retrieval, allowing the sequential download of multiple courses from a list of URLs. It provides granular control over the archive process, including the ability to filter specific chapters or lectures and export direct download links to a fi

PCL-CE is a cross-platform game launcher and runtime environment designed to execute Windows game binaries on macOS and Linux. It functions as a game version manager and a build system for compiling source code into Windows executables from non-Windows development environments. The project provides a cross-platform runtime layer that facilitates the launching and execution of Windows-based game sessions on different operating systems. It includes a binary cross-compiler and a build pipeline that allows for the generation of Windows binaries from macOS and Linux hosts. The software covers gam

This project is a feature-rich Go client library designed for interacting with Redis. It serves as a comprehensive interface for managing remote data stores, enabling developers to execute standard database commands, handle complex data structures, and perform asynchronous operations within Go applications. The library distinguishes itself through its support for advanced Redis capabilities, including connection pooling, pipelining, and transactional integrity. It provides specialized primitives for managing distributed clusters, including automated topology updates and request routing to sha

Iggy is a distributed message streaming platform and multi-protocol message broker that functions as a persistent distributed log store. It provides infrastructure for publishing and consuming binary messages using an append-only log, ensuring high availability and data consistency across nodes through Viewstamped Replication. The platform is distinguished by its specialized LLM streaming infrastructure, which uses a server protocol to connect large language models to streaming data and system controls. This includes standardized protocols for context management and data bridging via HTTP or

GitHub Copilot is an AI-powered development platform designed to integrate large language models directly into coding environments. It functions as an interactive assistant and an agentic workflow orchestrator, enabling developers to automate code generation, perform automated code reviews, and execute complex, multi-step development tasks through natural language prompts. The platform distinguishes itself through its autonomous agent capabilities, which allow for repository-level research, implementation planning, and code modifications across multiple files. It supports a modular architectu

OpenTabletDriver is a user-mode graphics tablet driver and USB HID input manager that translates raw USB input from digitizer hardware into system cursor and pen events. It serves as a hardware abstraction layer that normalizes input from various tablet brands into a consistent API, providing a cross-platform pen interface with pressure and tilt sensitivity. The project distinguishes itself through a plugin-based architecture and a profile-based configuration system, allowing for custom filters, interpolators, and persistent hardware setups. It includes specialized tools for hardware driver d

PojavLauncher is a mobile launcher and game wrapper that provides a compatible Java Runtime Environment for mobile operating systems. Its primary purpose is to enable the execution of the Java Edition of Minecraft on Android and iOS devices. The project includes a mobile game input mapper that adapts desktop keyboard and mouse controls to touch screen interfaces. It also provides tools for mobile game modding, allowing users to install and manage custom content through a mobile interface.

This project is a cloud-native identity and access management platform designed to centralize authentication, authorization, and identity lifecycle management. It functions as a standards-compliant OpenID Connect authorization server, providing secure session management and token issuance for web, mobile, and device-based applications. The platform is built to handle complex identity requirements through stateless token authentication and support for modern passwordless methods, including biometrics and hardware keys. What distinguishes this platform is its native support for multi-tenant env

Thin Backend is a backend-as-a-service platform that provisions PostgreSQL databases, automatically generates database-backed APIs, and provides built-in user authentication with zero manual configuration. It enables applications to store, query, and synchronize records in real time without requiring developers to write custom endpoints, route resolvers, or backend infrastructure setup. The platform provides a comprehensive capability set covering instant database provisioning, batch operations, database transactions, relational querying, and real-time data broadcasting across connected clien

Koel is a self-hosted music streaming server designed for hosting, managing, and streaming personal digital music collections via web and mobile applications. It functions as a personal audio streaming platform that allows users to organize local and cloud-based audio libraries with integrated user accounts and playlist management. The system distinguishes itself by acting as a cloud-integrated media server, enabling the connection of remote storage providers to serve music files without requiring local disk space. It provides a cross-platform playback experience, ensuring consistent access t

StarRailCopilot is an automation bot and resource farmer for Honkai: Star Rail. It functions as a system for performing repetitive gameplay tasks, such as executing dungeon cycles and gathering character growth materials based on specific target requirements. The project utilizes a vision engine that employs template matching and color analysis to track character position and orientation on the game minimap. It includes an emulator manager to launch and monitor game instances across both local and cloud-based environments. The automation capabilities cover the collection of daily rewards, ma

This project is a self-hosted web application designed to serve as a centralized platform for managing personal fitness data. It functions as a comprehensive activity logger and fitness data aggregator, allowing users to consolidate workout histories, health metrics, and training logs into a single private dashboard. The application distinguishes itself by automating the synchronization of workout records from third-party fitness services through secure authorization flows. It supports the ingestion of standardized fitness files, enabling the extraction of performance metrics and the visualiz

BabyBuddy is a self-hosted infant care tracking application designed for logging feedings, diaper changes, and growth metrics to monitor child development. It functions as a private data store for sensitive health and activity records, providing a containerized environment for managing childcare data across different hardware architectures. The system integrates with home automation hubs and provides a RESTful API to enable programmatic recording and querying of care data. It supports collaborative caregiver management, allowing multiple family members or professional caregivers to share acce

Inertia is a server-driven frontend framework designed to create monolithic single page applications. It acts as a state synchronization protocol and client-side routing bridge, allowing developers to build interactive experiences using modern JavaScript component libraries while keeping routing and controllers on the server. This approach eliminates the need for a separate REST or GraphQL API layer by passing data from server controllers to frontend components as props via JSON payloads. The framework distinguishes itself by utilizing adapter-based integration to link various backend environ

Piknik is an encrypted clipboard relay and multiplexer that coordinates the sharing of text, binary data, and shell content across multiple network hosts. It utilizes a centralized relay architecture to manage secure client connections, providing an end-to-end encrypted system for synchronizing session state and data streams. The project distinguishes itself through the use of multi-stage key derivation and API key access control to secure remote shell access. It employs end-to-end encryption and digital signatures to protect relayed content, ensuring that data is encrypted at the source befo

Practicalnode is a comprehensive educational resource and backend development framework for mastering server-side programming with Node.js. It provides a structured approach to building scalable network services, REST APIs, and real-time applications using asynchronous JavaScript. The project serves as a detailed implementation guide for several core backend patterns, including MongoDB data modeling and the construction of REST API development kits. It emphasizes a specific workflow for Docker containerization and offers a variety of strategies for managing user identity through stateless tok

This is a server-side session manager and middleware for Express applications. It maintains persistent user state across multiple HTTP requests by linking a unique session identifier stored in a browser cookie to data stored on the server. The project utilizes a standardized session store interface, allowing the connection of session data to external databases or in-memory caches. It includes mechanisms for session fixation protection through the regeneration of session identifiers. The system covers the management of user sessions, including the configuration of session cookies, the ability

Bagisto Next.js Commerce is a headless, server-side rendered e-commerce storefront built on Next.js that connects to any backend commerce API exclusively through GraphQL. It delivers SEO-optimized product pages with fast initial loads by combining server-side rendering with incremental static regeneration, and automatically optimizes images for different devices and network conditions. The storefront decouples the user interface from backend commerce logic, enabling flexible integration with any API protocol without modifying the frontend code. It supports the full shopping lifecycle includin

Passport is a Node.js authentication middleware designed to manage user identities and session states within web applications. It functions as a request identity verifier that secures application routes by validating user credentials before granting access. The system utilizes a modular authentication strategy, allowing identity verification through interchangeable plugins. This architecture supports the creation of custom authentication strategies for local credentials and the integration of federated identity providers using external protocols. The framework provides capabilities for sessi

Keystone Classic is a Node.js headless content management system and web application framework. It provides a database schema framework for defining structured data models and validation rules to organize information. The system automatically generates a responsive administrative dashboard based on predefined data models and database fields, allowing for content management and record editing without custom administration code. The framework covers identity and security through session state management and password encryption. It includes capabilities for request routing, form submission proc