Open-source alternatives to Bustag

fun-rec is a learning guide and framework for building personalized recommendation systems, covering everything from deep learning ranking to generative recommendation paradigms. It provides instructional content on constructing industrial-grade architectures that span offline data processing and real-time online serving. The project distinguishes itself by focusing on generative recommendation, treating the suggestion process as a sequence-to-sequence task using large language models and transformer models to generate item identifiers rather than traditional ranking lists. It also emphasizes

This project provides a comprehensive architectural framework and set of standardized patterns for building, securing, and scaling production-ready Node.js applications. It serves as a foundational guide for establishing consistent development workflows, operational observability, and reliable service integration across distributed software systems. The framework distinguishes itself by emphasizing a schema-first approach to API development, ensuring that interface definitions drive the creation of server stubs, client libraries, and type definitions. It promotes a cloud-native posture by int

This project is a Sina Weibo web scraper and social media data pipeline designed to extract user profiles, posts, comments, and multimedia assets. It functions as a containerized data crawler that automates the collection and local storage of social media content and engagement metrics. The system includes a processing layer that uses large language models to analyze scraped text, generating summaries and sentiment analysis. It differentiates itself through a deployment-ready container model featuring an HTTP interface for managing extraction tasks and monitoring job progress. The crawler co

Pdfcraft is a containerized service for self-managed PDF processing, editing, and conversion. It provides a toolkit for document manipulation, a multi-format converter, and OCR software to transform scanned documents into searchable and editable text. The project features a visual, node-based workflow editor that allows users to build automated pipelines by chaining together various PDF conversion and optimization operations. The service covers a broad range of capabilities, including document management for merging and splitting files, format conversion between PDFs and office documents or

TikTokDownloader is a containerized automation tool designed for the systematic collection and archiving of social media content. It functions as an HTTP API-driven service that enables users to trigger automated media retrieval and metadata extraction tasks through standard web requests, facilitating the storage of videos, images, and platform data for offline analysis. The utility distinguishes itself through session-based web scraping, which utilizes browser cookies to authenticate requests and access restricted platform content that is otherwise unavailable. By maintaining active session

Relax is a headless content management system and visual website builder. It allows for the creation and organization of digital content delivered via a GraphQL API to a React frontend, utilizing a component-based visual editor to construct web pages and layouts without writing manual code. The platform integrates a dockerized content manager for simplified deployment and uses a schema-driven approach to structure data architecture and entry types. It features a dynamic administrative experience built with React and Redux to manage site states and user interfaces. The system provides broad c

AzurLaneAutoScript is a mobile game automation system designed to perform repetitive gameplay tasks unattended. It functions as a screenshot-driven bot that controls Android devices, emulators, and cloud phones via ADB and uiautomator2, using computer vision to make interaction decisions instead of fixed timers. The project distinguishes itself through an advanced computer vision suite that includes local optical character recognition and perspective-aware grid detection. These tools allow the bot to parse 3D game maps, compute vanishing points, and normalize grid-centered objects for precise

This project is a retrieval-augmented generation pipeline designed for building custom ChatGPT plugins that allow language models to query private or professional documents. It implements a full retrieval workflow, from processing and indexing document chunks to retrieving relevant context for natural language queries. The system distinguishes itself through a hybrid retrieval approach that combines dense vector embeddings with sparse keyword matching, further refined by a two-stage semantic re-ranking process. It includes specialized data privacy tools for screening personally identifiable i

Blackcandy is a self-hosted music streaming server and digital music library manager. It allows users to host personal collections of audio files on a private server for streaming to web browsers and dedicated mobile applications. The system includes a media library sync engine that monitors file system changes in the background and uses parallel processing to keep the music database synchronized. It manages library organization by extracting audio metadata and fetching artist and album imagery from external databases. The platform provides capabilities for remote audio playback, music libra

eShopOnWeb is a reference application for ASP.NET Core that demonstrates a sample e-commerce site. It serves as a template for building scalable services using domain-driven design to separate business logic from infrastructure and data access. The project implements a decoupled messaging pattern through a request pipeline to separate web controllers from application logic. It utilizes a repository pattern to abstract data persistence and isolate the core application logic from the specific database storage mechanism. The application covers a broad surface of web capabilities, including user

Gekko is a Node.js trading platform and automated Bitcoin trading bot designed to execute buy and sell orders across multiple cryptocurrency exchanges. It functions as an algorithmic trading system that uses a standardized exchange integration gateway to connect with various external trading platforms. The system includes a backtesting engine that simulates trading strategies against historical market data to evaluate performance before live deployment. It employs an adapter-based integration model to normalize diverse exchange API responses into a consistent internal format. The platform pr

This project is a collection of foundational machine learning algorithms and data science tools implemented in Python. It focuses on building the logic of these tools using basic programming primitives rather than relying on specialized libraries. The implementation covers several core domains, including a linear algebra library for matrix and vector operations, a statistical analysis toolkit for probability and hypothesis testing, and a framework for map-reduce distributed processing. It also includes implementations for natural language processing, graph theory for network analysis, and var

This project is an automated service designed for the management, validation, and distribution of live television stream sources. It functions as an integrated pipeline that collects disparate media feeds and organizes them into structured, standardized playlists compatible with various third-party media players. The system distinguishes itself through continuous background operations that maintain content reliability. It performs active network probing to test latency and connectivity, automatically pruning broken or unreliable links. Simultaneously, it acts as a middleware layer that interc

Romm is a self-hosted game library manager and ROM management web interface. It serves as a central server for storing and categorizing game files and emulator firmware, providing a web-based browser to organize collections through automated library scanning and metadata retrieval. The project distinguishes itself by integrating a web-based emulator frontend that uses WebAssembly to play games directly in the browser. It further provides a game save synchronization server that uses SSH-based synchronization to transfer save states and progress between the server and registered handheld device

Paper2Slides is an AI-driven presentation generator and content extractor designed to transform academic papers and scientific documents into structured slides and posters. It utilizes retrieval-augmented generation to distill key data points and identify critical figures while maintaining direct traceability to the original source text. The system functions as an AI slide designer that applies professional themes or custom visual styles defined through natural language. It integrates with external image generation services to produce high-quality visuals and research visualizations for acade

This project is a diffusion-based AI art generator and animation framework used to create digital images and motion graphics from text prompts. It functions as a system for producing stylized videos and AI art through iterative diffusion sampling and neural network models. The framework distinguishes itself through specialized tools for 3D depth animation, using depth-map transformations to create spatial movement. It also includes neural style transfer capabilities to apply specific artistic looks, such as watercolor or pixel art, and utilizes optical flow frame blending to reduce flickering

FileCodeBox is a self-hosted service for anonymous file transfer and private content hosting. It functions as a secure distribution tool and private pastebin, allowing users to share files and text snippets through the use of unique extraction codes. The platform differentiates itself with flexible expiration logic, where shared content can be automatically invalidated based on a predefined clock time or a maximum number of downloads. It also provides direct-browser multimedia rendering to preview images, audio, and video files without requiring a full download. The system includes administr

This project is a conversational AI bot that integrates large language models into WeChat accounts to provide automated responses in private and group chats. Built on the WeChaty bot framework, it functions as a bridge that enables real-time conversational interactions between a messaging account and an AI model. The system acts as an AI multimedia gateway and context manager, supporting the generation of images from text and the transcription of audio files within the chat interface. It tracks interaction histories to manage token limits and maintains coherent conversations through custom sy

Log Lottery is a 3D lottery draw application used for virtual giveaway management and selecting winners from participant lists. It functions as a web-based prize manager that allows users to define prize rules, eligibility criteria, and winner counts. The tool features three-dimensional animations to announce winners, complemented by a customization suite for updating background images and audio tracks. It is provided as a containerized application to ensure consistent installation and operation across different hardware environments. The system includes utilities for participant administrat

This project is a collection of Python implementations for web scraping, network traffic interception, data analysis, and sentiment analysis. It provides methods for extracting structured data from websites and mobile application interfaces. The collection includes tools for capturing and analyzing network packets from mobile applications to identify hidden internal API endpoints. It also features scripts for evaluating the emotional tone and public perception of text data. The project covers data manipulation and transformation of large datasets, as well as the generation of charts and grap

immich-power-tools is a library management tool and metadata editor designed for Immich. It provides a set of utilities for performing bulk editing, organization, and curation of photos, people, and albums. The project features a gallery curator and a facial recognition cleanup system that merges duplicate person profiles. It includes an album suggestion engine to group assets and a natural language image search that translates human-language queries into structured filters. The toolset covers broad capability areas including digital photo analysis through an analytics dashboard, photo metad

This project is a recommendation system framework designed for building, evaluating, and operationalizing personalized item suggestion engines. It provides a comprehensive toolkit for implementing collaborative filtering and content-based algorithms, supported by an end-to-end machine learning pipeline for preparing datasets and deploying predictive models. The framework distinguishes itself through the integration of knowledge graphs to provide richer context for recommendations and the use of industry-specific patterns to accelerate system deployment. It also includes a specialized model ev

Lsky Pro is a self-hosted image hosting platform and digital asset management system. It provides a web application for uploading and organizing images into albums, while functioning as an image hosting API and processing gateway for programmatic asset management. The system distinguishes itself by supporting monetized storage services, integrating payment gateways and coupon systems to manage user subscriptions and storage quotas. It features a decoupled storage architecture that integrates with S3, OSS, WebDav, and other cloud providers to separate file storage from the application server.

ECommerceCrawlers is an educational collection of Python-based crawler scripts designed to extract data from a variety of public websites, including e-commerce platforms, social media sites, news outlets, and multimedia sources. The project serves as a learning resource for web scraping techniques, offering ready-to-run examples that demonstrate practical data extraction methods. The toolkit covers a broad range of data types, including product listings and prices from online retail platforms, public posts and profiles from social networking sites, articles from news and blogging platforms, p

Neural collaborative filtering is a recommendation system framework that predicts user item preferences from implicit feedback by combining generalized matrix factorization and multi-layer perceptron networks through a shared final embedding layer. It captures both linear and non-linear interactions to model user preferences from historical data. The framework executes training and evaluation runs through a configuration-driven pipeline accessible via command-line interfaces, parsing hyperparameters such as learning rates, batch sizes, and latent dimensions. It optimizes implicit feedback mod

PaddleRec is a deep learning recommendation library and distributed model training framework based on the PaddlePaddle framework. It provides a suite of industrial-scale algorithms and models for user matching and personalized content ranking. The project includes a recommendation inference engine for exporting and serving trained models to production environments for real-time online requests. It enables the implementation of deep learning recommendation algorithms for processing massive behavioral datasets. The framework covers large-scale model training across distributed computing cluste

The algorithm-ml is a machine learning ranking engine designed to personalize content feeds by calculating relevance scores for items based on user interests and historical interaction data. It functions as a recommendation system that processes user behavior and item metadata to determine the optimal order of content for individual users. The system utilizes a multi-stage ranking architecture that filters large pools of candidate items into smaller sets before applying computationally expensive scoring models. It employs gradient-boosted decision tree ensembles to capture non-linear relation