Open-source alternatives to Refined Github

Reddit Enhancement Suite is a browser extension that injects JavaScript and CSS directly into the Reddit web interface to customize its layout, styling, and behavior. It operates entirely on the client side, storing user preferences locally and manipulating the page's DOM to rearrange elements, apply visual overrides, and observe mutations so that modifications persist even as new content loads dynamically. The extension provides keyboard-driven navigation for browsing posts and comments without a mouse, along with user-defined filtering that can hide or highlight comments and posts based on

Kilocode is an autonomous engineering platform designed to orchestrate AI agents for complex software development tasks. It functions as a comprehensive system for automating coding, testing, and repository management by integrating directly with your codebase and terminal. The platform provides a unified gateway for model orchestration, allowing for the management of agentic workflows, event-driven automation, and persistent session state across distributed development environments. The platform distinguishes itself through its federated task management and policy-based access control, which

mini.nvim is a comprehensive library of independent modules designed to extend Neovim with a wide array of navigation, user interface, and text manipulation tools. It serves as a modular plugin collection, a UI toolkit for creating custom statuslines and notifications, and a package manager for installing and pinning external plugins from Git. The project provides a specialized fuzzy picker framework for filtering files and symbols, an LSP completion engine with interactive snippet expansion, and a dedicated plugin test framework that uses headless editor instances and remote procedure calls

This project is an interactive educational resource designed to teach prompt engineering for large language models. It provides a structured curriculum that guides users through the process of structuring instructions and context to improve the accuracy and consistency of model outputs. The platform functions as an interaction sandbox, allowing users to experiment with various prompting strategies directly within their browser. By executing tutorial examples in this environment, users receive immediate feedback on their inputs, facilitating the prototyping of prompts for integration into soft

This project is a browser extension reading assistant and speed reading tool. It functions as a web accessibility interface that modifies the appearance of text on websites to help users skim content more quickly and reduce eye strain. The tool implements bionic reading acceleration by bolding the initial parts of words to create visual anchors. Users can customize this experience by adjusting fixation strength, word intervals, and visual styling such as colors and opacity. The software covers broad reading enhancement capabilities, including layout management for line height and dark mode,

bilibili-helper-o is a browser extension designed to modify the Bilibili web interface and enhance media playback and download capabilities. It functions as a playback enhancer and web interface modifier that injects custom scripts into the platform to customize the video player and layout. The project provides tools to remove regional and account-based viewing restrictions on Bilibili content. It also includes a video downloader extension capable of extracting and saving video streams from the platform to local storage for offline archiving. These capabilities are implemented through networ

KeepChatGPT is a browser extension designed to enhance the ChatGPT web experience by acting as a session manager, UI optimizer, and privacy guard. It focuses on maintaining active connections to prevent session timeouts and improving the overall interface for better readability and organization. The project distinguishes itself through privacy and security features that block tracking telemetry and use regular expressions to mask sensitive data before it is sent. It also includes tools to mitigate conversation auditing and bypass bot verification challenges to reduce the risk of account restr

GitHub Chinese is a browser-based utility designed to improve platform accessibility by translating interface elements, repository descriptions, and dynamic content into Chinese. It functions as a browser extension that modifies web content to assist non-native speakers with navigation and discovery. The tool employs a pattern-matching engine and mutation observers to identify and replace text strings as they appear on the page. It manages these translations through a local dictionary and configurable rule sets, which allow users to define exclusion criteria to protect specific elements like

GitHub-Dark is a browser extension theme and collection of user style sheets designed to provide a comprehensive dark mode aesthetic for the GitHub interface. It functions by injecting custom style rules directly into the browser to override default website colors, fonts, and layout properties, aiming to improve visual comfort and readability during extended use. The project distinguishes itself through its focus on deep integration and visual consistency. It includes specialized support for syntax highlighting across various programming languages and notebook environments, ensuring that code

SwitchyOmega is a browser proxy manager and extension that controls network traffic routing and manages proxy configurations through a graphical interface. It functions as a proxy routing orchestrator and a PAC script generator, converting user-defined rules into JavaScript auto-config scripts for automated network routing. The project enables users to organize network configurations into distinct profiles, allowing for the switching of proxying logic based on different environments. It automates the selection of proxy servers by matching requested URLs against predefined patterns to avoid ma

uBlacklist is a browser extension that filters search engine results by hiding specific domains from view. It functions as a client-side content filter that modifies the search engine interface to remove unwanted website elements based on custom blacklists. The tool manages both individual custom domain blocklisting and remote rule subscriptions. Users can import curated lists of unwanted domains from external HTTP sources or publish their own subscription lists for others to use. The system supports regular expression matching to identify domains and uses browser-based synchronization to ma

This project provides an English dictionary REST API and a corresponding web browser extension. It serves as a programmatic interface for retrieving linguistic data, including word definitions, phonetic transcriptions, parts of speech, and synonyms via HTTP requests. The browser extension implements in-browser word lookup by injecting content scripts that listen for double-click events. When a user selects text, the tool renders a DOM-based overlay to display the word's meaning in a pop-up bubble at the cursor position. The system utilizes asynchronous network fetching and external API proxy

This project is a browser extension that transforms the standard GitHub activity chart into a three-dimensional isometric pixel art display. It functions as an isometric data visualization tool that represents contribution volume through varying heights of pixel blocks. The tool enables users to toggle activity graph displays between standard two-dimensional views and isometric perspectives. It modifies the appearance of GitHub profile pages by extracting contribution metrics and rendering them as 3D visual assets. The implementation covers client-side data extraction, DOM manipulation, and

This project is a Chromium-based mobile browser and rendering engine designed for mobile platforms. It functions as a web extension host, allowing the execution of browser extensions within a mobile environment to provide custom functionality. The project distinguishes itself through custom user interface modifications, such as the implementation of a specialized night mode and the relocation of the address bar for improved ergonomics. It also includes a remote debugging interface and protocol that allow an external developer console to connect to a live browser instance for inspecting and tr

ChatHub is a browser-based AI workspace and chatbot aggregator that provides a unified interface for interacting with multiple large language models. It functions as a multi-model AI client, allowing users to send a single prompt to several chatbots simultaneously and compare their responses side-by-side. The project distinguishes itself by acting as a cross-model response comparator that aggregates various web-based AI interfaces into a single view. It includes an AI prompt manager for storing and organizing reusable prompts to be used across different model sessions. The system covers a br

Tubular is a browser extension designed to enhance the YouTube video playback experience. It functions by restoring missing metadata and automating the removal of unwanted content from videos. The project integrates a sponsor blocker that automatically skips sponsored segments using a crowdsourced database of timestamps. Additionally, it includes a dislike restorer that retrieves and displays original dislike counts via third-party data archives.

BewlyBewly is a browser extension that customizes the Bilibili homepage, modifying its layout and appearance to deliver a personalized browsing experience without altering the core functionality of the site. It functions as a frontend customization utility, injecting custom CSS and scripts directly into the page context to override default styles and dynamically reapply changes as content loads. The extension is built as a Manifest V3 Chrome extension, using a content script injection system and a DOM mutation observer to ensure customizations persist even as the page updates. It includes a u

Buster is a browser extension that solves reCAPTCHA audio challenges by transcribing them into text through speech recognition, and it simulates human-like mouse interactions to bypass visual verification prompts. The extension coordinates with a companion desktop application via local inter-process communication, where the desktop app handles the simulation of natural mouse movements and clicks to improve automated solving success rates. The project distinguishes itself by combining audio transcription with human behavior simulation, using randomized mouse trajectories and timing to mimic hu

Immersive Translate is a browser-based translation tool that integrates third-party translation engines and large language models to provide automated, real-time text conversion directly within the web interface. It functions as a browser extension that intercepts and modifies web content, injecting translated text nodes into the document object model to maintain original page layouts and styling. The project distinguishes itself through its granular control over the translation process, allowing users to define site-specific rules, manage custom terminology glossaries, and customize translat

This project is a cross-platform credential management suite designed to store sensitive information in encrypted local databases. It functions as a secure desktop application that provides a unified environment for organizing secrets, generating passwords, and managing multi-factor authentication tokens. By utilizing industry-standard file formats, the application ensures that stored credentials remain secure and interoperable across different operating systems. The software distinguishes itself through deep integration with hardware-backed security and system-level services. It supports phy

Linkwarden is a self-hosted bookmark manager and web archiving platform designed to preserve permanent copies of online content. It functions as a centralized repository where users can capture, store, and organize web pages to ensure they remain accessible even if the original source is removed. The platform distinguishes itself through its focus on collaborative knowledge management and multi-platform capture. It enables teams to curate shared collections, apply custom tags, and annotate saved resources within a unified workspace. Users can integrate the service into their daily workflows v

Bilibili-Evolved is a browser-based environment that functions as a web content modification engine. It operates as a user interface customization suite, allowing users to personalize their browsing experience by injecting custom logic and interface modifications directly into the Bilibili platform. The project distinguishes itself through a modular component architecture that organizes independent features into isolated units, which can be toggled or configured individually. It utilizes a user-script injection mechanism and a document mutation observer pattern to dynamically alter site asset

git-appraise is a decentralized code review tool and distributed review workflow engine. It allows teams to conduct peer reviews by storing review requests, comments, and approvals as objects directly within Git repositories, eliminating the need for a central server. The system synchronizes review data across team members using standard Git push and pull operations. It manages the entire lifecycle of a code change—from the initial review request to the final merge—by using Git references to track the state and identity of reviews. The project covers code approval workflows, including the en

Phabricator is a software development suite consisting of a collection of integrated web applications designed to manage the full software engineering lifecycle. It serves as a project management platform, issue tracking system, and code review tool. The suite provides capabilities for bug tracking and coordination, allowing teams to report and manage software defects and feature requests. It also facilitates peer code review workflows to manage proposed changes before they are merged into a repository. The platform includes tools for project task organization and general software developmen

Steel is a cloud browser automation platform that provides a REST API for launching and controlling remote Chrome browser sessions. It enables programmatic browsing and web scraping using standard automation tools like Puppeteer, Playwright, and Selenium, connecting to cloud-hosted browser instances via WebSocket and the Chrome DevTools Protocol. The platform supports both headless and headful browser sessions, with language-specific SDKs for TypeScript and Python. The service distinguishes itself through comprehensive anti-detection capabilities, including residential proxy rotation, CAPTCHA

Supermium is a Chromium-based web browser backported to run on legacy versions of Windows. It uses an abstraction layer to adapt modern engine requirements, enabling contemporary web browsing on older operating systems that lack native support for current Chromium versions. The project integrates content decryption modules to allow the playback of DRM-protected media streams on unsupported platforms. It also features the ability to disable machine-specific encryption, allowing user profiles to be portable across different hardware installations. The browser includes a functional sandbox to i