Open-source alternatives to Web Clipper

TagSpaces is an offline-first file tagging and organization platform that lets you manage local files with portable metadata stored directly in filenames or sidecar JSON files, eliminating the need for a central database. It functions as a full-text file search engine, a Kanban board file organizer, a local AI file assistant, an S3-compatible cloud file manager, and a web clipper and bookmark manager, all within a single application. The project distinguishes itself through a local-first architecture where all file operations, indexing, and AI processing run entirely on the device, with cloud

Chrome extension and nodejs server to allow web clipping to Obsidian.

A Chrome extension that easily clips selections to Obsidian

Firefox add-on to copy selection as Markdown

This project is a server implementation of the Model Context Protocol designed to function as an AI knowledge retrieval tool. It acts as a semantic search engine and web scraping framework that indexes technical documentation from web sources, local files, and archives, making this information directly accessible to AI coding assistants for context-aware research and querying. The system distinguishes itself through a hybrid search architecture that combines vector-based embeddings with full-text retrieval to improve the accuracy of documentation lookups. It features a modular pipeline for co

QOwnNotes is a desktop note editor that stores each note as a plain-text Markdown file on the local filesystem, avoiding proprietary formats and enabling direct file access. It functions as a Nextcloud Notes client, syncing notes and metadata with Nextcloud or ownCloud servers through a companion API service for versioning and sharing. The application also integrates with AI providers and exposes a local MCP server for external agents to search and fetch notes, and includes a companion browser extension for capturing web content, bookmarks, and screenshots. The editor distinguishes itself thr

Ghost-Downloader-3 is a multithreaded download manager and HTTP file downloader designed to accelerate file transfers. It functions as a browser-integrated download client, bridging web extensions to a local application to automate task capture and transfer. The system utilizes a multithreaded transfer engine that employs parallel chunking to maximize bandwidth. It distinguishes itself through a concurrent transfer orchestrator that manages simultaneous download queues, provides dynamic bandwidth throttling, and supports proxy server routing to manage network paths. The application includes

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This project is a state management inspector and debugging tool for Redux. It provides a browser-based interface for inspecting and modifying application state and actions in real time, serving as an action logger and time travel debugger to troubleshoot application logic. The tool allows users to navigate a chronological history of state changes to replay previous versions of the application or skip specific actions. It also functions as a remote monitoring bridge, streaming Redux state and actions from non-browser environments to a centralized debugging interface. The capability surface in

TreeStyleTab is a browser tab tree manager and hierarchical tab organizer that replaces the native horizontal tab strip with a vertical sidebar. It organizes open tabs into a parent-child tree structure, allowing users to manage large numbers of tabs through nesting and collapsible branches. The project distinguishes itself by offering a CSS-customizable interface, enabling deep visual modifications of tab layouts and colors via custom stylesheets. It also provides a programmatic browser tab API extension that allows other add-ons to monitor and modify tab hierarchy and sidebar behavior. The

Financial Freedom is an open-source, self-hosted personal finance platform designed for tracking budgets, managing transactions, and monitoring wealth. It provides a private alternative to commercial financial tools by allowing users to run the application on their own infrastructure, ensuring complete control over sensitive financial information. The platform distinguishes itself through automated bank data synchronization, which connects to financial institutions to fetch account balances and transaction history. It also supports financial data import, enabling users to consolidate transact

Message Pusher is a centralized notification dispatch platform that routes messages to multiple communication channels and webhooks through a single API request. It functions as a message gateway that handles the distribution of alerts across diverse platforms, ensuring that incoming payloads are directed to configured destinations based on group or individual channel logic. The platform distinguishes itself by providing server-side markdown-to-html transformation, which ensures consistent visual rendering of notifications across different messaging apps and devices. It manages notification d

Track-extension is a browser extension for Chrome and Firefox that records work hours and manages active timers directly from the browser toolbar and centralized popup menus. It functions as a productivity utility by embedding interactive time measurement controls into third-party websites and project management tools, preventing context switching while tracking task duration. The extension injects timer buttons into external web applications by matching page URLs against registered rule sets and manipulating the host document structure at runtime. It configures these embedded timers with des

This project is a futures algorithmic trading system designed to execute high-performance trading strategies through direct API integrations and low-latency message routing. It features a strategy execution engine that automates order placement and manages trade flows based on predefined logic and API triggers. The system utilizes a native trading API bridge and a low-latency message bus to interface internal logic with external exchange APIs while minimizing execution delays. Monitoring is handled through a web-based trading dashboard for real-time activity tracking and remote management. B

This project is a markdown web clipper and local-first web archiver. It functions as a browser extension that extracts web page content and highlights, saving them as structured markdown files for personal knowledge management and long-term preservation. The utility acts as a template-based content extractor, transforming raw website data into formatted notes. It uses custom variables and processing filters to organize how captured information is structured before it is sent to a local directory.

Reactime is a browser extension designed for debugging and profiling React applications. It provides a specialized interface for monitoring component hierarchies, tracking state transitions, and analyzing data flow within complex component trees. The tool distinguishes itself through time-travel debugging capabilities, which allow developers to capture and replay state snapshots to isolate logic errors. It also features a dependency graph mapper that visualizes the relationships between providers and consumers, clarifying how information is distributed throughout an application. Beyond core

PixivBatchDownloader is a browser extension that bundles several Pixiv-specific tools into a single interface: an artwork downloader, a bookmark manager, a feed downloader, a novel exporter, and a scheduled downloader. It supports batch downloading of illustrations and manga with progress tracking, automatic resume of failed downloads, and deduplication so already saved copies are skipped. The extension also provides bulk bookmark management, letting users save multiple artworks as bookmarks at once and assign tags to untagged bookmarks for easier organization. Distinguishing capabilities inc

Stylus is a browser extension for installing, managing, and editing user-created CSS themes that customize the appearance of websites. It provides a central interface for organizing, enabling, disabling, and removing installed styles, and includes a built-in CSS editor with syntax highlighting and linting support. The extension supports the UserCSS format, allowing users to install themes from .user.css files or URLs, and generates a basic UserCSS template with required metadata fields when creating new styles. Stylus can watch local .user.css files for changes and automatically apply edi