Showing 2892 open source projects for "windows search free"

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  • 1
    Proton VPN Windows App

    Proton VPN Windows App

    Official ProtonVPN Windows app

    ...The app integrates a custom TAP driver and a split tunnel callout driver to help route traffic securely and prevent leaks, and is structured so the GUI and service components work together to deliver a smooth user experience on Windows desktops and laptops. ProtonVPN’s Windows client supports both free and paid users with access to Proton’s global server network, encrypted tunnels, and privacy-first policies that block logging and respect user anonymity.
    Downloads: 683 This Week
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  • 2
    SearXNG

    SearXNG

    Free internet metasearch engine which aggregates

    SearXNG is a free and open-source metasearch engine designed to aggregate results from multiple search engines while prioritizing user privacy and anonymity. Instead of maintaining its own index, it queries numerous external search providers and merges the results into a single interface, increasing coverage and diversity of information. One of its core principles is privacy, as it does not track users, store personal data, or create search profiles, making it a strong alternative to traditional search engines. . ...
    Downloads: 19 This Week
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  • 3
    Anna’s Archive

    Anna’s Archive

    Comprehensive search engine for books, papers, comics, magazines

    Anna’s Archive is a large-scale open-source search engine and data aggregation platform designed to index and provide access to a vast collection of books, academic papers, comics, magazines, and other digital texts through a unified interface. The project includes all the infrastructure required to run a full instance locally or in production, combining web servers, databases, and search indexing systems into a scalable architecture. It relies heavily on technologies such as Elasticsearch...
    Downloads: 591 This Week
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  • 4
    EverythingToolbar

    EverythingToolbar

    Everything integration for the Windows taskbar

    EverythingToolbar is an open-source Windows utility that integrates Voidtools’ “Everything” file search directly into the Windows taskbar search bar. It mimics the look and feel of Windows 10/11 search and offers seamless real‑time file search powered by Everything. EverythingToolbar includes common search filters out of the box. For advanced users, it can synchronize with Everything's custom filters, giving you complete control over your search experience. ...
    Downloads: 44 This Week
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  • 5
    DB Browser for SQLite

    DB Browser for SQLite

    The DB Browser for SQLite

    DB Browser for SQLite (DB4S) is a high quality, visual, open source tool to create, design, and edit database files compatible with SQLite. DB4S is for users and developers who want to create, search, and edit databases. DB4S uses a familiar spreadsheet-like interface, and complicated SQL commands do not have to be learned. This program is not a visual shell for the sqlite command line tool, and does not require familiarity with SQL commands. It is a tool to be used by both developers and...
    Downloads: 191 This Week
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  • 6
    Quickwit

    Quickwit

    Sub-second search & analytics engine on cloud storage

    ...We optimized IO paths, revamped the index data structures and made search stateless and sub-second on cloud storage. Quickwit is open-source under the GNU Affero General Public License Version 3 - AGPLv3. Fundamentally, this means you are free to use Quickwit for your project if you don't modify Quickwit. However, if you do and you are distributing your modified version to the public, you have to make the modifications public.
    Downloads: 0 This Week
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  • 7
    Free Templates for AWS CloudFormation

    Free Templates for AWS CloudFormation

    Free templates for AWS CloudFormation

    Speed up development and migration, reuse our templates to create complex environments for common use cases with ease. Rely on high-quality infrastructure templates: peer-reviewed by an expert (certified AWS solutions architect Professional) and verified with automated tests. You can apply updates to an existing stack with an updated template. CloudFormation will figure out what needs to be changed. Never make manual changes to infrastructure managed by CloudFormation! The bastion host has a...
    Downloads: 0 This Week
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  • 8
    BookStack

    BookStack

    Simple & Free Wiki Software

    ...That being said, BookStack already comes with plenty of powerful features, such as search and linking, cross-book sorting, image management and more. It is also multi-lingual and offers options for authentication integration.
    Downloads: 13 This Week
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  • 9
    Elasticsearch

    Elasticsearch

    A Distributed RESTful Search Engine

    Elasticsearch is a distributed, RESTful search and analytics engine that lets you store, search and analyze with ease at scale. It lets you perform and combine many types of searches; it scales seamlessly, and offers answers incredibly fast with search results you can rank based on a variety of factors. Elasticsearch can be used for a wide variety of use cases, from maps and metrics to site search and workplace search, and with all data types.
    Downloads: 9 This Week
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  • 10
    theHarvester

    theHarvester

    E-mails, subdomains and names

    theHarvester is a very simple to use, yet powerful and effective tool designed to be used in the early stages of a penetration test or red team engagement. Use it for open source intelligence (OSINT) gathering to help determine a company's external threat landscape on the internet. The tool gathers emails, names, subdomains, IPs and URLs using multiple public data sources.
    Downloads: 54 This Week
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  • 11
    ProxyPin

    ProxyPin

    Open source free capture HTTP(S) traffic software ProxyPin

    ProxyPin is a full-featured, cross-platform HTTP(S) traffic capture and proxy tool. Developed in Flutter, it enables interception, inspection, rewriting, and blocking of network traffic across devices via scans and QR-based connection. It supports scripting, filtering, statistics, and integrates HTTP/2, zstd, WebSocket parsing, and AES tools.
    Downloads: 86 This Week
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  • 12
    hiddify-app

    hiddify-app

    Multi-platform auto-proxy client, supporting Sing-box, X-ray, TUIC

    Hiddify is a comprehensive VPN and proxy client designed to facilitate secure internet access and bypass censorship. It supports advanced proxy protocols like V2Ray, Shadowsocks, and Trojan, offering configuration through QR codes, links, and subscription services. Hiddify aims to be user-friendly while also catering to power users with customizable options, making it a popular choice in regions with restricted internet access.
    Downloads: 687 This Week
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  • 13
    Zeal

    Zeal

    Offline documentation browser inspired by Dash

    Zeal is a simple offline documentation browser inspired by Dash. Get binary builds for Windows and Linux from the download page. After installing Zeal go to Tools ⟶ Docsets to browse and download docsets. You can limit search results to specific (or a set of specific) docsets. The docset filter and the search query are delimited by a colon character (:). If you prefer, you can start Zeal with a query from the command line.
    Downloads: 12 This Week
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  • 14
    fess

    fess

    Open source enterprise search server for websites, files, and data

    Fess is an open source enterprise search server designed to provide powerful full-text search capabilities across multiple data sources. It enables organizations to quickly deploy a scalable search environment without requiring deep knowledge of underlying search technologies. Fess is built on top of OpenSearch and offers an integrated solution for crawling, indexing, and searching documents from websites, file systems, and various data stores. Fess includes a built-in crawler that can...
    Downloads: 6 This Week
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  • 15
    1337x Proxy List

    1337x Proxy List

    1337x Proxy List for 2026

    1337x Proxy List is an open-source repository that curates a collection of proxy and mirror sites designed to provide access to the 1337x torrent platform when it is blocked or restricted in certain regions. The project aggregates and maintains a list of working proxy URLs that allow users to bypass ISP or government restrictions by routing traffic through alternative domains. These proxy sites replicate the original 1337x interface and functionality, enabling users to browse, search, and...
    Downloads: 244 This Week
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  • 16
    Scira

    Scira

    AI-powered search engine that helps you find information

    Scira is an open source AI-powered search and research assistant designed to provide fast, conversational answers grounded in web and knowledge sources. The project combines a modern web interface with retrieval-augmented generation techniques to deliver responses that are both natural language friendly and evidence oriented. It is built for developers who want to deploy their own Perplexity-style or AI search experience without relying on proprietary hosted services. Scira emphasizes speed,...
    Downloads: 3 This Week
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  • 17
    OpenSearch

    OpenSearch

    Open source distributed and RESTful search engine

    OpenSearch is a distributed search and analytics engine based on Apache Lucene. After adding your data to OpenSearch, you can perform full-text searches on it with all of the features you might expect: search by field, search multiple indices, boost fields, rank results by score, sort results by field, and aggregate results. Unsurprisingly, people often use search engines like OpenSearch as the backend for a search application, think Wikipedia or an online store. It offers excellent...
    Downloads: 2 This Week
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  • 18
    Ransack

    Ransack

    Object-based searching

    Create search forms for your Ruby on Rails application with Ransack! Ransack is available in two modes: simple and advanced, allowing you to create either simple or advanced search forms. Simple mode works much like MetaSearch and is very easy to set up. The advanced mode makes use of Rails' nested attributes functionality in order to generate complex queries with nested AND/OR groupings, etc. This involves more complexity but does produce some very interesting search interfaces and puts...
    Downloads: 0 This Week
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  • 19
    MemFree

    MemFree

    Hybrid AI Search Engine & AI Page Generator

    memfree is an open source hybrid AI search engine and page generation platform designed to help users retrieve information from both personal knowledge bases and the public web through a unified interface. The project combines retrieval-augmented search with AI summarization to deliver concise answers instead of forcing users to manually sift through multiple sources. It supports multiple AI models and search providers, enabling flexible configuration depending on cost, performance, or...
    Downloads: 1 This Week
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  • 20
    DuckDuckGo Browser Extensions

    DuckDuckGo Browser Extensions

    DuckDuckGo Privacy Essentials browser extension for Firefox, Chrome

    ...DuckDuckGo Private Search comes built-in, so you can easily search the web without being tracked. Automatically stop most hidden trackers (3rd-party scripts) from loading, which prevents companies from collecting and using (e.g. sale, ads, etc.).
    Downloads: 16 This Week
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  • 21
    Web Archives

    Web Archives

    Browser extension for viewing archived and cached versions of websites

    Browser extension for viewing archived and cached versions of web pages, available for Chrome, Edge and Safari. Web Archives is a browser extension that enables you to find archived and cached versions of web pages, and comes with support for more than 10 search engines. Searches can be initiated from the context menu and the browser toolbar. A diverse set of archive and cache sources are supported, which can be toggled and reordered from the extension's options. Visit the wiki for the full...
    Downloads: 1 This Week
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  • 22
    Faved

    Faved

    Free open-source bookmark manager with customisable nested tags

    Faved is a free, open-source, self-hosted bookmark manager focused on simplicity, speed, and local control of your saved links and references. It provides a clean web-based interface where users can store, organize, and search bookmarks without relying on third-party cloud services. Instead of just listing URLs, Faved supports customizable nested tags, helping users categorize their bookmarks in hierarchical structures that reflect personal workflows or project needs. ...
    Downloads: 0 This Week
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  • 23
    Listen 1

    Listen 1

    One for all free music in china (chrome extension)

    ...Select "Load unpacked extension..." and select the folder you just unpacked. Download the Windows zip file and choose the 32-bit or 64-bit version according to the system. The original web player, using Python to develop a web server. Can run directly on the server, or use the packaged Windows and Mac versions to run the web server locally. Windows, Mac, Linux desktop. Using Electron framework, based on Listen 1 Chrome plug-in version JS library development.
    Downloads: 3 This Week
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  • 24
    uBlacklist

    uBlacklist

    Blocks specific sites from appearing in Google search results

    uBlacklist is a Google Search filter for Chrome and Firefox. uBlacklist requires many site permissions on install. They are necessary to support all domains where Google Search is provided (google.com, google.ac, google.ad, ...). You can install uBlacklist from Chrome Web Store, Firefox Add-ons or Mac App Store. To block a site that you are looking at from appearing on the search result page, click the toolbar icon. A "Block this site" dialog will be shown. In recent versions of Chrome, the...
    Downloads: 7 This Week
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  • 25
    Certbot

    Certbot

    Get free HTTPS certificates forever from Let's Encrypt

    Certbot is a fully-featured, easy-to-use, extensible client for the Let's Encrypt CA. It fetches a digital certificate from Let’s Encrypt, an open certificate authority launched by the EFF, Mozilla, and others. This certificate then lets browsers verify the identity of web servers and ensures secure communication over the Web. Obtaining and maintaining a certificate is usually such a hassle, but with Certbot and Let’s Encrypt it becomes automated and hassle-free. With just a few simple...
    Downloads: 110 This Week
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