Showing 1006 open source projects for "privacy"

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  • 1
    cobalt

    cobalt

    Video and media downloader: Best way to save what you love

    Cobalt is an open-source media downloader and tool designed to provide a high-performance and privacy-focused alternative for interacting with online media content, particularly focused on downloading and processing media from various platforms. It emphasizes speed, reliability, and a clean user experience, allowing users to retrieve media without unnecessary tracking, ads, or intrusive elements commonly found in web-based tools.
    Downloads: 85 This Week
    Last Update:
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  • 2
    Cap CAPTCHA

    Cap CAPTCHA

    The privacy-first, self-hosted CAPTCHA for the modern web

    Cap is a privacy-first, self-hosted CAPTCHA system designed as a modern alternative to traditional third-party verification services. It replaces invasive tracking-based CAPTCHA solutions with a lightweight approach based on proof-of-work and client-side instrumentation. The system can be deployed independently, giving developers full control over user data and verification processes.
    Downloads: 8 This Week
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  • 3
    Helium Browser

    Helium Browser

    Private, fast, and honest web browser

    Helium is a Chromium-based web browser designed to deliver privacy, speed, and simplicity by removing Google’s proprietary services, telemetry, and bloat. It’s built atop ungoogled-chromium, extending its philosophy with additional privacy features, design refinements, and user experience improvements aimed at transparency and control. Helium blocks ads and trackers by default through an integrated, unbiased uBlock Origin extension prepackaged as a native browser component. ...
    Downloads: 74 This Week
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    Downloads: 654 This Week
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  • 5
    Tribler

    Tribler

    Privacy enhanced BitTorrent client with P2P content discovery

    Tribler is a decentralized, privacy-enhanced BitTorrent client developed by researchers at Delft University of Technology. It introduces built-in anonymity using a Tor-like onion routing network and integrates its own blockchain for economic incentives and trust management. Tribler supports standard torrenting features along with distributed search, self-contained channels, and peer reputation.
    Downloads: 22 This Week
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  • 6
    Kudu

    Kudu

    Free Windows, Mac and Linux cleaner, scanner, and more

    ...It removes temporary files, logs, browser caches, abandoned application data, and other unnecessary content to recover disk space. Its security tools include malware scanning, heuristic analysis, secure file deletion, and controls for Windows privacy settings. Users can analyze disk usage, manage startup programs, uninstall software, remove bloatware, clean stale drivers, and update multiple applications in bulk. Real-time monitoring displays processor, memory, storage, network, and drive health information. Kudu also supports scheduled scans, restore points, cleaning history, one-click maintenance, command-line automation, and an interface translated into 30 languages.
    Downloads: 173 This Week
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  • 7
    Betterfox

    Betterfox

    Firefox user.js for optimal privacy and security

    ...Because the preferences are text-based and version controlled, users can review and customize them to meet their own balance of privacy and convenience.
    Downloads: 9 This Week
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  • 8
    Notesnook

    Notesnook

    A fully open source & end-to-end encrypted note taking alternative

    ...Free or Pro, you get the same level of privacy. Making privacy a paid feature means only the privileged few deserve it but privacy is your right. And rights don't have a price tag, or do they? To verify that your notes are actually encrypted (and we aren't just lying), you can use our open source tool, Vericrypt.
    Downloads: 6 This Week
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  • 9
    Waterfox

    Waterfox

    Privacy browser built for users who value customization & control

    Waterfox is a free, open-source web browser and fork of Mozilla Firefox that’s built for users who prioritize privacy, performance, and customizability while still maintaining compatibility with modern web standards and extensions. It began as a 64-bit-focused fork and has grown into a full-featured browser available on Windows, macOS, Linux, and Android, making it a versatile alternative to mainstream browsers. Waterfox removes or disables much of Firefox’s telemetry and unnecessary data collection by default, giving users greater control over what is shared with third parties while still supporting classic and modern add-ons. ...
    Downloads: 59 This Week
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  • 10
    Mercury Browser

    Mercury Browser

    Privacy-focused web browser fork of Firefox

    ...It also includes usability patches that bring back features like the classic top bar and supports unsigned extensions for added flexibility. Mercury is tailored for users prioritizing speed and privacy and is available for both Linux and Windows​.
    Downloads: 45 This Week
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  • 11
    FreeTube

    FreeTube

    An Open Source YouTube app for privacy

    ...The app provides many features similar to the official YouTube experience — such as subscribing to channels, exploring trending content, and organizing playlists — while also offering privacy-centric options like using Tor or external proxies and hiding elements via distraction-free settings.
    Downloads: 51 This Week
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  • 12
    Harper

    Harper

    Offline, privacy-first grammar checker

    Harper is an offline, privacy-first English grammar checker written primarily in Rust. It analyzes writing locally, avoiding the latency and data exposure associated with cloud-only services. The engine is designed to lint documents in milliseconds while using a small memory footprint. It can run through WebAssembly in browsers and applications or through native command-line and language-server components.
    Downloads: 176 This Week
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  • 13
    OpenProject

    OpenProject

    OpenProject is the leading open source project management software

    ...Efficient classic, agile or hybrid project management in a secure environment. Take control of your data and stay secure. Take back your data ownership, we give you the power to protect your privacy in a secure environment and with highest standards in data security and privacy. OpenProject can be installed on-premises in your own infrastructure, having full control and 100% data ownership. You know where your data is stored and what happens to it, without external influence. Make your teams' working lives easier, more productive, and more enjoyable. ...
    Downloads: 30 This Week
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  • 14
    Logseq

    Logseq

    A privacy-first, open-source platform for knowledge management

    Logseq is a privacy-first, open-source knowledge base that works on top of local plain-text Markdown and Org-mode files. Use it to write, organize and share your thoughts, keep your to-do list, and build your own digital garden. Logseq is a platform for knowledge management and collaboration. It focuses on privacy, longevity, and user control. The server will never store or analyze your private notes.
    Downloads: 42 This Week
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  • 15
    Evercookie

    Evercookie

    Produces persistent, respawning "super" cookies in a browser

    ...The project was originally useful for showing how difficult it could be for users to fully remove tracking data from older browser environments. It is now most valuable as a privacy and security education tool rather than a recommended modern tracking library. evercookie helps developers, researchers, and privacy advocates understand why browser storage controls, cache clearing, and tracking protections matter. Its main value is exposing the risks of redundant client-side persistence and encouraging better privacy-respecting design.
    Downloads: 0 This Week
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  • 16
    OpenWPM

    OpenWPM

    A web privacy measurement framework

    OpenWPM is a web privacy measurement framework that makes it easy to collect data for privacy studies on a scale of thousands to millions of websites. OpenWPM is built on top of Firefox, with automation provided by Selenium. It includes several hooks for data collection. Check out the instrumentation section below for more details. OpenWPM is tested on Ubuntu 18.04 via TravisCI and is commonly used via the docker container that this repo builds, which is also based on Ubuntu. ...
    Downloads: 24 This Week
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  • 17
    Meetily

    Meetily

    Privacy first, AI meeting assistant with 4x faster Parakeet/Whisper

    This project is a privacy-first AI meeting assistant that captures meeting audio, produces real-time transcripts, and generates summaries while keeping processing entirely on your own machine or infrastructure. It’s built for organizations that want meeting intelligence without sending recordings or transcripts to third-party cloud services, which helps address compliance and data sovereignty requirements.
    Downloads: 19 This Week
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  • 18
    AyuGram Desktop

    AyuGram Desktop

    Desktop Telegram client with good customization and Ghost mode.

    AyuGram Desktop is a powerful, open-source Telegram desktop client designed for users who want deeper control, privacy, and customization. Built as a fork of Telegram Desktop, it extends the core experience with advanced features while staying fast and familiar. AyuGram focuses heavily on privacy tools like ghost mode and anti-recall to give users more control over their messaging behavior. The app offers extensive UI and font customization, allowing users to tailor the interface to their personal style. ...
    Downloads: 205 This Week
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  • 19
    Reactive Resume

    Reactive Resume

    A one-of-a-kind resume builder that keeps your privacy in mind

    ...Reactive Resume is a free and open-source resume builder that simplifies the process of creating, updating, and sharing your resume. With zero user tracking or advertising, your privacy is a top priority. The platform is extremely user-friendly and can be self-hosted in less than 30 seconds if you wish to own your data completely. You can share a personalized link of your resume to potential employers, track its views or downloads, and customize your page layout by dragging and dropping sections. The platform also supports various font options and provides dozens of templates to choose from. ...
    Downloads: 9 This Week
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  • 20
    Perplexica

    Perplexica

    Perplexica is an AI-powered answering engine.

    ...It also enhances the experience with widgets and rich search types like images, videos, and domain-limited queries. With local search history, file uploads, and an easy Docker-based setup, it’s built for everyday research without sacrificing control or privacy.
    Downloads: 31 This Week
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  • 21
    Rybbit

    Rybbit

    Open-source and privacy-friendly alternative to Google Analytics

    Rybbit is an open-source, privacy-friendly web and product analytics platform positioned as a modern alternative to heavyweight tracking suites. It focuses on a clean UI and intuitive metrics so non-analysts can answer everyday questions without wading through dozens of reports. The data model is event-driven, enabling funnels, retention views, and simple user journeys without complex configuration.
    Downloads: 4 This Week
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  • 22
    Signal Desktop

    Signal Desktop

    Private messenger for Windows, Mac, and Linux

    Say "hello" to a different messaging experience. An unexpected focus on privacy, combined with all of the features you expect. State-of-the-art end-to-end encryption (powered by the open source Signal Protocol) keeps your conversations secure. We can't read your messages or listen to your calls, and no one else can either. Privacy isn’t an optional mode, it’s just the way that Signal works. Every message, every call, every time.
    Downloads: 28 This Week
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  • 23
    Voicebox

    Voicebox

    The open-source voice synthesis studio powered by Qwen3-TTS

    Voicebox is a local-first voice synthesis studio that aims to bring professional, DAW-like voice generation workflows to a desktop app while keeping models and voice data entirely on your machine. It positions itself as an open-source alternative to cloud voice platforms by emphasizing privacy, offline use, and freedom from subscriptions or usage caps. The tool supports downloading voice models, cloning voices from short audio samples, and generating speech locally, then organizing the results using studio-oriented editing concepts. A standout capability is its multi-track timeline editor and supporting audio tools (like trimming and conversation mixing), which let creators compose multi-voice scenes instead of generating single clips in isolation. ...
    Downloads: 166 This Week
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  • 24
    Plausible Analytics

    Plausible Analytics

    Simple, open-source, lightweight and privacy-friendly web analytics

    ...Made and hosted in the EU, powered by European-owned cloud infrastructure. Frustrated with Google Analytics? So are we and that's why we built Plausible Analytics, a simple, lightweight (< 1 KB), open source, and privacy-friendly alternative that doesn't come from the adtech world. Web analytics went from a simple, fun and useful practice for site owners to a data-grabbing machine for surveillance capitalism. Google Analytics is frustrating to use, difficult to understand, slow to load and privacy-invasive too. Plausible Analytics is built for privacy-conscious site owners. ...
    Downloads: 5 This Week
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  • 25
    Proton VPN Browser Extension

    Proton VPN Browser Extension

    Proton VPN Browser Extension

    ...This extension provides users with a convenient way to encrypt and anonymize HTTP requests, hide IP addresses, and prevent tracking while browsing, acting independently of the full OS-level VPN clients. Because browser extensions are constrained by browser APIs, this extension focuses on securing in-browser connections, protecting privacy specifically within the browser context rather than across the entire operating system. Users can sign in with their Proton accounts, choose from available VPN locations, and connect or disconnect from the toolbar with a single click, making it practical for casual privacy protection or geo-unblocking content without installing native applications.
    Downloads: 134 This Week
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