Open-source alternatives to Everyone Can Use English

Workerize is a web worker module loader and main thread offloader. It functions as an asynchronous proxy wrapper that allows JavaScript modules to run in background workers, preventing browser UI freezes by delegating computationally expensive tasks to separate threads. The project utilizes a proxy-based interface to call functions inside a background worker as if they were local asynchronous calls. This mechanism enables the execution of modules in parallel workers to maintain main thread responsiveness. The system covers asynchronous module execution and web worker integration, focusing on

AriaNg is a web-based frontend and RPC client for managing aria2 download tasks. It provides a graphical dashboard and remote download controller that allows users to monitor and organize file transfers from a browser across desktop and mobile devices. The project enables the configuration of aria2 backend settings and connection parameters without the need to edit text files. It features a system for monitoring large file transfers through visual charts and task lists, alongside tools for visualizing real-time upload and download speeds. The interface covers download task management, includ

Listen1 is a browser extension that functions as a music aggregator, consolidating search and playback capabilities from multiple streaming services into a single interface. It acts as a web audio streaming client, allowing users to access and play audio content from diverse providers within a unified browser environment. The extension distinguishes itself by providing a cross-platform music library manager that enables the creation and organization of personal playlists containing tracks from various streaming sources. By normalizing disparate data from multiple music databases, it allows fo

Earthworm is an AI-powered language learning platform centered on sentence construction, translation exercises, and grammar tutoring. It integrates a spaced repetition system to schedule reviews based on individual performance and a multimedia practice tool that converts audio, video, and text into interactive sentence-level exercises. The platform features a real-time competitive quiz system where users can challenge each other in live matches based on speed and accuracy. It also includes an AI tutor that provides contextual grammar and usage explanations for specific sentences, and a set of

This project is a systematic framework for English language acquisition that applies structured workflows and cognitive strategies to build linguistic proficiency. It focuses on the construction of a linguistic knowledge base, enabling learners to master vocabulary and grammar through methodical training. The methodology is distinguished by its use of computer science concepts, such as mental-model-based learning and memory buffers, to organize progression. It emphasizes a cognitive-translation bypass to develop target language thinking, reducing mental latency by processing information direc

openai-translator is a cross-platform translation tool and language learning utility available as a browser extension and desktop application. It functions as a client for large language model APIs to translate, summarize, and polish text across different digital environments. The project differentiates itself by integrating optical character recognition to translate text extracted from images and screenshots. It also includes a language learning workflow that allows users to save new vocabulary to a digital book and use text-to-speech synthesis for pronunciation. The tool provides broad tex

Administrate is a Rails engine that generates full CRUD admin interfaces for any model in a Rails application, providing create, read, update, delete, search, and pagination capabilities out of the box. It functions as a convention-based dashboard generator that maps model attributes to default field types and views, while supporting customization through standard Rails controller and view overrides. The framework distinguishes itself through a field type abstraction layer that encapsulates data display and input logic into reusable classes, and a hook-point content injection system that allo

mycli is a MySQL command line client, database administration tool, and SQL query editor. It functions as a terminal interface for executing queries and managing MySQL connections, incorporating an integrated assistant that uses large language models to generate and analyze SQL statements based on the current database schema. The tool provides specialized query authoring capabilities, including context-sensitive syntax suggestions, fuzzy-matching identifier completion for tables and columns, and the ability to handover query buffers to external system text editors. It distinguishes its connec

qwerty-learner is an English typing tutor and vocabulary learning tool designed to combine word memorization with muscle memory training. It functions as a study system for mastering academic and professional word lists through active typing and repetition to improve spelling speed and accuracy. The software utilizes a chapter-driven workflow that progresses from vocabulary introduction to active typing and final dictation. It enables the study of specialized terminology for professional fields or academic exams using curated word lists and targeted typing exercises. The system provides real

English-note is a structured English grammar course and learning resource designed to teach sentence structure and parts of speech. It serves as a language learning guide for students to understand the fundamental rules of the English language. The project is implemented as a markdown-based educational site that utilizes static site generation to convert pre-defined text files into optimized HTML pages. It features a responsive layout that adjusts to different screen sizes and devices. The resource supports self-paced language study and English language acquisition through a collection of le

FluentRead is an open-source browser translation plugin that displays original text alongside its translation directly on web pages. It supports bilingual reading through side-by-side rendering, gesture-triggered activation via mouse hover, double-click, or touch, and keeps all translation data stored locally on the user's device with publicly auditable source code for privacy protection. The plugin offers a multi-engine translation selection, supporting over 20 providers including traditional services and large language models, allowing users to balance accuracy, cost, and privacy for each t

This project is a browser extension and metadata tool designed to restore the visibility of dislike counts on YouTube videos. It functions as a client-side video enhancer that modifies the web interface to display engagement statistics that are otherwise hidden. The tool restores these metrics by combining archived data and user votes with statistical extrapolations. This data is retrieved via a public API using unique video identifiers to help users evaluate video content and identify low-quality or misleading videos. The extension utilizes content scripts and client-side patching to inject

Memex is a browser extension knowledge base and personal information manager designed for indexing, annotating, and organizing web content into a searchable personal archive. It functions as a web annotation tool that allows users to add highlights and notes directly to webpages and PDFs. The system features an AI-powered document summarizer that generates concise answers and summaries based on indexed materials using cited references. It includes an encrypted content synchronizer that uses end-to-end encryption to mirror archives and annotations across multiple devices. The platform provide

nbnhhsh is a browser extension that translates Chinese pinyin acronyms and internet slang into their full phrases. It operates entirely on the client side, using a precompiled dictionary bundled with the extension to perform lookups without server round-trips after the initial load. The project distinguishes itself through a community-driven dictionary that accepts user-submitted definitions through a review queue before merging them into the main dataset. It provides text selection lookup on any webpage, allowing users to highlight pinyin initialisms and see their expanded meanings, and can

Nextai-translator is an AI-powered text processor and cross-platform translation application. Available as a desktop app and browser extension, it uses large language model APIs to translate, summarize, and refine multilingual content in real time. The tool integrates with clipboard managers and text selection utilities to trigger automated translations immediately after content is copied or highlighted. It also functions as an OCR translation utility, extracting and translating text from screenshots and non-selectable image content. Additional capabilities include a vocabulary management sy

Partytown is a library designed to offload resource-intensive third-party scripts to background web workers. By executing these scripts outside of the main thread, it prevents them from blocking the critical rendering path, thereby maintaining a responsive user interface and improving overall page load performance. The project functions as a web worker proxy library that synchronizes browser interfaces between the main thread and background environments. It uses proxy-based access and synchronous messaging to replicate global objects like the window and document, allowing scripts to interact

This is a distributed voting application designed to demonstrate a multi-service architecture. It uses stateless web frontends for submitting votes and viewing live results, with a Redis-backed queue to buffer incoming votes and a PostgreSQL database for persistent tallying. The application is built around asynchronous message queue processing, decoupling the vote submission from the tallying workflow. The project showcases how to deploy a multi-service application using container orchestration tools. It provides YAML-driven declarative deployment manifests for Docker Compose, Docker Swarm, a

rq is a distributed task queue and background worker system for Python that uses a Redis backend to decouple task submission from execution. It functions as a reliable message queue and task scheduler, allowing Python functions or asyncio coroutines to be processed asynchronously across multiple worker processes. The project distinguishes itself through reliable queuing mechanisms that prevent job loss during worker crashes using atomic operations. It provides specialized orchestration capabilities, including the prevention of duplicate jobs, job execution prioritization, and the ability to m

PakePlus-Android is a tool that converts any public webpage or static frontend project into a native desktop or mobile application. It wraps web content inside a configurable WebView shell, enabling the creation of cross-platform apps for Windows, Mac, Linux, Android, and iOS from a single source. The project distinguishes itself by automating the entire packaging and compilation pipeline through GitHub Actions, requiring no local development environment or dependencies. Users configure the app name, icon, window behavior, and platform-specific settings through a guided interface or configura

OpenPanel is a self-hosted product analytics platform designed for tracking user behavior and visualizing product metrics on private infrastructure. It provides a comprehensive system for collecting events across web, mobile, and server environments while ensuring complete ownership of data. The platform distinguishes itself through a privacy-first approach, utilizing cookieless event tracking and regional data residency to simplify regulatory compliance. It integrates large language models via the Model Context Protocol, enabling users to query behavioral data and analyze trends using natura

Backbone is a JavaScript MVC framework and client-side data orchestrator used to structure web applications. It functions as an event-driven UI library and RESTful state manager that synchronizes data models with remote JSON interfaces to maintain consistent application state. The framework coordinates communication between application components through a decoupled event system. It binds data updates directly to the document object model, ensuring that the user interface remains synchronized with the underlying state. It provides tools for frontend data organization, allowing developers to

Apollo Client is a GraphQL client library and data fetching framework used to request data from a GraphQL server and synchronize that state within a frontend application. It functions as a remote state manager and a local state management tool, allowing developers to define client-side schemas and resolvers for data that does not reside on a remote server. The project features a normalized GraphQL cache that identifies objects by ID to ensure referential equality and consistent data updates across different queries. It also includes a GraphQL API mocking tool to simulate server responses and

Keep is an open-source AIOps alert management platform that aggregates, deduplicates, and orchestrates the lifecycle of alerts from multiple monitoring tools. It functions as a multi-provider integration hub to centralize the flow of data between observability, ticketing, and communication tools. The platform distinguishes itself through incident workflow automation and AI-powered enrichment. It uses a declarative workflow engine to execute multi-step operational sequences and integrates large language models to summarize event data and correlate technical logs for faster incident resolution.

Eros-FE is a TypeScript web frontend designed as a React-based single page application. It provides a component-driven user interface for interacting with backend services and managing application state through a type-safe client. The project utilizes a client-side route manager to swap visible components without full page refreshes and employs a CSS-in-JS styling framework to tie component logic directly to visual presentation. The application covers frontend interface design, client-side state management, and the integration of browser interfaces with backend APIs.

Ember.js is a structured JavaScript web framework designed for building scalable web applications. It utilizes a Model-View-Controller architectural pattern and incorporates a component-based UI library, a dependency injection framework, and a client-side routing engine. The framework distinguishes itself through a centralized registry for passing shared services across components and routes, alongside a routing system that maps URLs directly to templates and data models to manage navigation. Its broader capabilities include reactive state synchronization and computation memoization for UI p

EmDash is an open-source content management system built on Astro that combines a visual admin panel with a plugin-driven architecture and server-side rendering. It provides a complete content management system with structured content modeling, a rich text editor using Portable Text format, and a TypeScript API for type-safe content queries. The system supports authentication through passkeys, OAuth 2.1, and external providers, with role-based access control and fine-grained permission scopes. What distinguishes EmDash is its plugin development framework, which supports both native plugins ru

Logoly is a browser-based logo editor that generates logos mimicking the signature visual style of popular platforms. It renders logo previews by drawing vector graphics directly onto an HTML canvas element, managing all editor state entirely within the browser. The tool provides real-time customization of logo text, color, and font size through an interactive on-screen editor, with instant preview updates as adjustments are made. It applies visual styles by mapping user-selected colors and fonts to CSS-like properties on SVG elements, and uses predefined layout templates to position text and