Open-source privacy software
526 open-source libraries, tools and applications tagged privacy, ranked by how closely privacy is their primary purpose, then by adoption and maintenance health. Each entry links to a page with sources, use cases and when to choose or avoid it.
526 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| everestpipkin/image-scrubber A browser-based tool for anonymizing photographs taken at protests by stripping Exif metadata and letting users paint over or blur faces an… | 32 | 1015 | maintenance |
| motiful/cc-gateway CC Gateway is a self-hosted reverse proxy that sits between Claude Code clients and the Anthropic API, normalizing device fingerprints, tel… | 45 | 3044 | experimental |
| accrescent/accrescent Accrescent is a security- and privacy-focused Android app store client built in Kotlin with Jetpack Compose. It enforces signed repository … | 81 | 2279 | experimental |
| the-ora/browser Ora is an open-source, native macOS web browser built with Swift, SwiftUI, and WebKit, positioned as an Arc alternative with tab management… | 74 | 2233 | experimental |
| Jigsaw-Code/Intra Intra is an experimental Android app from Jigsaw (Google) that routes DNS lookups over DNS-over-HTTPS to encrypt them and prevent network-l… | 75 | 2221 | experimental |
| OwshenNetwork/owshen Owshen Network is a privacy-focused project for Ethereum built in Rust, using zk-SNARKs to enable private transactions. It is a work in pro… | 19 | 2001 | experimental |
| SPIRIT-org/SPIRIT SPIRIT is an open-source smartphone hardware project built around the Raspberry Pi Compute Module 5, with KiCad PCB designs and schematics … | 64 | 1310 | experimental |
| MultiboxLabs/flow-browser Flow Browser is a modern, privacy-focused desktop web browser built on Electron with Chromium rendering. It offers tabbed browsing, Chrome … | 68 | 1076 | experimental |
| zedeus/nitter Nitter is a free and open-source alternative Twitter/X front-end focused on privacy and performance, written in Nim. It proxies all request… | 10 | 14486 | abandoned |
| pixeltris/TwitchAdSolutions A collection of userscripts and uBlock Origin filters that block or bypass ads on Twitch streams using techniques like video swapping and a… | 10 | 11359 | abandoned |
| PyWxDump PyWxDump was a Python tool for extracting and decrypting WeChat local data such as messages, contacts, and account information from Windows… | 37 | 9658 | abandoned |
| TheRealJoelmatic/RemoveAdblockThing A Tampermonkey userscript that removes YouTube's 'Ad blocker is not allowed' popup and bypasses ad blocker detection. It also provides an u… | 81 | 5976 | abandoned |
| qingshuisiyuan/electron-ssr-backup A backup of the discontinued electron-ssr project, a cross-platform ShadowsocksR proxy client desktop app built with Electron for Windows, … | 10 | 5796 | abandoned |
| Libreddit Libreddit is a private, lightweight front-end for Reddit written in Rust that proxies all requests (including media) through the server so … | 23 | 5198 | abandoned |
| 10se1ucgo/DisableWinTracking A Windows 10 utility that applies known registry and service tweaks to minimize Microsoft telemetry and tracking. It ships as a GUI/CLI Pyt… | 10 | 4895 | abandoned |
| yinghuocho/firefly-proxy Firefly is a cross-platform proxy client written in Go designed to circumvent the Great Firewall of China, with builds for Windows, macOS, … | 23 | 4811 | abandoned |
| Quorum GoQuorum is a permissioned implementation of Ethereum built as a fork of go-ethereum, adding transaction and contract privacy plus alternat… | 10 | 4761 | abandoned |
| shadowsocksr-backup/shadowsocks-rss ShadowsocksR (SSR) is a fork of Shadowsocks providing an encrypted SOCKS/HTTP proxy client and server with additional protocol obfuscation … | 32 | 4434 | abandoned |
| FastForwardTeam/FastForward FastForward is a browser extension for Chromium, Edge, and Firefox that automatically skips link shorteners and wait-for-ad interstitial pa… | 67 | 3767 | abandoned |
| Mellow Mellow is a rule-based global transparent proxy client for Windows, macOS and Linux, functioning as a Proxifier alternative that routes all… | 23 | 3541 | abandoned |
| Y1ran/Free-VPN-for-Coursera A free open-source guide/toolkit bundling ShadowsocksR (Shadow-SSR 4.0) and SSTap clients with shared node links, aimed at fixing Coursera … | 32 | 3503 | abandoned |
| shadowsocksr-backup/shadowsocksr-android A ShadowsocksR (SSR) proxy client for Android that tunnels traffic through ShadowsocksR servers. It is a community backup of the original s… | 23 | 3430 | abandoned |
| EFForg/https-everywhere HTTPS Everywhere was a Firefox, Chrome, and Opera browser extension by EFF that rewrote HTTP requests to HTTPS to encrypt browsing. It was … | 10 | 3354 | abandoned |
| da2x/EdgeDeflector EdgeDeflector is a tiny Windows helper application that intercepts URIs forced to open in Microsoft Edge (such as links from Cortana and bu… | 10 | 2850 | abandoned |
| Trojan-Qt5/Trojan-Qt5 Trojan-Qt5 was a cross-platform GUI proxy client implementing the Trojan protocol, built with Qt5 and C++, designed to route traffic throug… | 10 | 2664 | abandoned |
| rongzhiy/LiTiaotiao A repository distributing Li Tiaotiao (李跳跳), a discontinued Android app that automatically skips splash/opening ads in other apps using cus… | 19 | 2422 | abandoned |
| Corona-Warn-App The official open-source COVID-19 exposure notification app for Germany, developed by SAP and Deutsche Telekom for iOS and Android using th… | 10 | 2396 | abandoned |
| killgcd/chromego ChromeGo is a bundled censorship-circumvention toolkit providing one-click proxy/VPN packages for Chrome, Firefox, and Android to bypass th… | 32 | 2162 | abandoned |
| M66B/XPrivacy XPrivacy is an Xposed-based privacy manager for Android that restricts which data categories (contacts, location, etc.) apps can access, fe… | 10 | 2099 | abandoned |
| JuncoJet/unlimited-landeng-for-win A Windows patcher/injector for the Lantern proxy client that modifies its PE structure or loads it via an injector to unlock paid/pro limit… | 32 | 1907 | abandoned |
| keraf/NoCoin No Coin is a small browser extension for Chrome, Firefox, and Opera that blocks browser-based coin miners such as Coinhive by blacklisting … | 10 | 1573 | abandoned |
| Nuzair46/BlockTheSpot-Mac A shell-based patcher that blocks ads, logging, and skip restrictions in the Spotify desktop client for macOS. It is installed and managed … | 10 | 1508 | abandoned |
| AeonLucid/SnapHide SnapHide is an iOS jailbreak tweak written in Logos that hides jailbreak evidence and hook traces from the Snapchat app. It was developed t… | 32 | 1423 | abandoned |
| paradiseduo/ShadowsocksX-NG-R8 A macOS ShadowsocksR (SSR) proxy client, a fork of ShadowsocksX-NG-R, used to route traffic through ShadowsocksR servers to bypass censorsh… | 10 | 1359 | abandoned |
| gorhill/httpswitchboard HTTP Switchboard is a Chromium browser extension that lets users point-and-click whitelist or blacklist network requests per domain and req… | 10 | 1327 | abandoned |
| nang-dev/hover-paywalls-browser-extension Hover is an open-source Chrome browser extension that bypasses paywalls on news sites and blocks ads and tracking modules. It works via web… | 23 | 1309 | abandoned |
| Dr-TSNG/TwiFucker TwiFucker is an Xposed module for the Android Twitter/X app that removes ads, promoted content, and other unwanted elements. The project is… | 10 | 1295 | abandoned |
| KrauseFx/detect.location A proof-of-concept iOS library and demo app that extracts a user's location history from photo metadata in the image library, without requi… | 32 | 1254 | abandoned |
| Privacy Pass A browser extension implementing the client side of the Privacy Pass protocol, which issues and redeems unlinkable cryptographic tokens (ba… | 23 | 1250 | abandoned |
| user1121114685/koolproxyR KoolProxyR is a Shell-based ad-blocking plugin for KoolShare LEDE router firmware, bundling filter rules like EasyList China, Fanboy, and y… | 32 | 1233 | abandoned |
| PharosVip/Pharos-Android-Test Pharos Pro is an Android proxy client supporting Trojan, Trojan-Go, V2Ray, Shadowsocks, and SSR protocols. It is the test build channel of … | 23 | 1172 | abandoned |
| agrinman/sift-ios Sift is an open-source iOS app that reveals real-time network traffic made by every app on your phone, using push notifications to surface … | 32 | 1135 | abandoned |
| likuai2010/ClashMeta A Clash Meta (Mihomo) proxy client ported to HarmonyOS Next using Go, one of the first open-source Go application ports for that platform. … | 31 | 1118 | abandoned |
| Kenguba/google-access-helper A cracked (modified) version of the 'Google Access Helper' Chrome extension that bypasses the Great Firewall to access Google services and … | 67 | 1093 | abandoned |
| sdushantha/tmpsms tmpsms is a POSIX sh command-line utility for obtaining a temporary phone number and receiving SMS messages via Upmasked's temporary SMS se… | 23 | 1083 | abandoned |
| Privacy A personal data breach detection service that let users check whether their email, phone number, or identity information had been exposed i… | 10 | 1056 | abandoned |
| imengyu/JiYuTrainer A portable Windows desktop utility that counters the JiYu (极域) Electronic Classroom management software used in Chinese school computer lab… | 10 | 1011 | abandoned |
| LetsGo666/LetsGo_1 A repository that claims to be GitHub profile config files but actually serves as an advertisement for 'LetsGo' (快连), a commercial VPN/circ… | 32 | 993 | abandoned |
| v2rayN v2rayN is a free, open-source GUI proxy client for Windows, Linux, and macOS built in C#. It manages multiple proxy cores including Xray, s… | 98 | 117675 | stable |
| Raphire/Win11Debloat Win11Debloat is a lightweight PowerShell script that removes pre-installed bloatware apps, disables telemetry, and applies various registry… | 97 | 59487 | active |
| chen08209/FlClash FlClash is a multi-platform proxy client built on ClashMeta with a Flutter-based Material You interface. It supports subscription links, mu… | 95 | 55006 | active |
| Flowseal/zapret-discord-youtube A Windows batchfile-based utility bundling bol-van's zapret and WinDivert to bypass DPI-based blocking and throttling of Discord and YouTub… | 88 | 34724 | active |
| Hiddify Hiddify is an open-source, ad-free multi-platform proxy/VPN client built on the Sing-box toolchain, supporting protocols like VLESS, VMess,… | 85 | 33224 | active |
| vernesong/OpenClash OpenClash is a LuCI plugin that runs the Mihomo (Clash) proxy client on OpenWrt routers. It supports protocols like Shadowsocks, VMess, Tro… | 95 | 27664 | active |
| MatsuriDayo/NekoBoxForAndroid NekoBox for Android is a universal proxy toolchain app for Android built on the sing-box core. It supports a wide range of proxy protocols … | 62 | 22802 | active |
| Universal Android Debloater A cross-platform desktop GUI application written in Rust that uses ADB to remove bloatware from non-rooted Android devices. It ships curate… | 23 | 20010 | active |
| netchx/netch Netch is a Windows GUI proxy client supporting protocols like Shadowsocks, ShadowsocksR, VMess, VLESS, Trojan, WireGuard, and SOCKS5. It of… | 65 | 17693 | active |
| v2rayA v2rayA is a web GUI client for Project V (V2Ray/Xray) that supports VMess, VLESS, Shadowsocks, ShadowsocksR, Trojan, Tuic, and Juicity prot… | 98 | 15656 | stable |
| passteque/gluetun Gluetun is a lightweight VPN client packaged as a thin Alpine Docker container, written in Go, supporting many VPN providers via OpenVPN or… | 94 | 15598 | active |
| DNSCrypt/dnscrypt-proxy dnscrypt-proxy is a flexible local DNS proxy that encrypts and authenticates DNS traffic using DNSCrypt v2, DNS-over-HTTPS, Anonymized DNS,… | 90 | 13730 | stable |
| diaspora/diaspora diaspora* is a privacy-aware, decentralized, federated open-source social network built with Ruby on Rails. It runs on independently operat… | 72 | 13649 | active |
| itsfatduck/optimizerDuck optimizerDuck is a free, open-source Windows optimization tool built with C#/WinUI that provides performance tweaks, privacy controls, debl… | 80 | 10464 | active |
| OpenMined/PySyft PySyft is a Python library that lets data scientists run computations on private data that stays on the data owner's server, with results s… | 73 | 10034 | active |
| KaringX/clashmi Clash Mi is a cross-platform graphical proxy client built with Flutter that embeds the Mihomo (Clash.Meta) core. It supports subscription-b… | 87 | 9919 | active |
| klzgrad/naiveproxy NaïveProxy is a censorship-resistant proxy that uses Chromium's network stack to make proxy traffic indistinguishable from regular Chrome b… | 98 | 9530 | active |
| Berty Berty is an open-source, peer-to-peer messaging app with end-to-end encryption that works with or without internet access, using libp2p, IP… | 93 | 9314 | active |
| getsurfboard/surfboard Surfboard is a Surge-compatible network debugging and proxy tool for Android that routes device traffic through configurable rule-based pro… | 96 | 8672 | active |
| tutao/tutanota Tuta Mail (formerly Tutanota) is an open-source, end-to-end encrypted email service with integrated encrypted calendar and contacts, availa… | 93 | 7967 | active |
| throneproj/Throne Throne (formerly Nekoray) is a Qt-based cross-platform desktop GUI proxy client powered by the sing-box core, with additional Xray support.… | 93 | 7521 | active |
| sindresorhus/caprine Caprine is an unofficial, privacy-focused Facebook Messenger desktop client built with Electron. It offers themes, keyboard shortcuts, menu… | 52 | 7392 | stable |
| InfinityLoop1308/PipePipe PipePipe is an open-source Android app, forked from NewPipe, for browsing and streaming YouTube, BiliBili, and NicoNico without ads, tracke… | 100 | 7068 | active |
| masterking32/MasterDnsVPN MasterDnsVPN is a DNS tunneling VPN tool written in Go for bypassing internet censorship, optimized beyond DNSTT and SlipStream. It feature… | 74 | 7038 | active |
| SimpleLogin SimpleLogin is an open-source email aliasing service that lets users create unique aliases to receive and send emails without exposing thei… | 93 | 7012 | active |
| openstyles/stylus Stylus is a browser extension for Chrome, Firefox, and Chromium-based browsers that lets users restyle websites by installing and managing … | 96 | 6898 | active |
| iorate/ublacklist uBlacklist is a browser extension that blocks specified sites from appearing in Google and other major search engine results. It supports m… | 99 | 6657 | active |
| Outline Outline is a pair of open-source applications from Jigsaw (Google) for creating and using your own VPN server: Outline Manager sets up and … | 67 | 6254 | active |
| Trusted-AI/adversarial-robustness-toolbox Adversarial Robustness Toolbox (ART) is a Python library for machine learning security covering evasion, poisoning, extraction, and inferen… | 56 | 6250 | stable |
| eooce/node-ws A lightweight Node.js serverless proxy application implementing VLESS, Trojan, VMess, and Shadowsocks protocols without a kernel, deployabl… | 81 | 6238 | active |
| wiltodelta/remove-ai-watermarks A Python library and CLI for removing AI watermarks and provenance metadata from images and video the user generated themselves. It handles… | 79 | 6054 | active |
| jedisct1/dsvpn DSVPN is a dead-simple, single-binary VPN tool written in C that tunnels traffic over TCP with modern, formally verified cryptography. It r… | 71 | 5817 | stable |
| AidLux (AidLearning) AidLux (originally AidLearning) is an AIoT development platform that runs a native Ubuntu Linux environment with GUI, deep learning tooling… | 63 | 5812 | active |
| telemt/telemt Telemt is a high-performance MTProxy server for Telegram written in Rust with Tokio, implementing all official MTProto proxy modes includin… | 78 | 5705 | active |
| CookieConsent CookieConsent is a lightweight, GDPR and CCPA compliant cookie consent management plugin written in vanilla JavaScript with no dependencies… | 62 | 5683 | active |
| maziyarpanahi/openmed OpenMed is a local-first healthcare AI SDK for clinical named-entity recognition and HIPAA PII/PHI de-identification that runs entirely on-… | 84 | 5623 | active |
| dovecoteescapee/ByeDPIAndroid An Android application that runs a local VPN service wrapping the ByeDPI SOCKS5 proxy to bypass Deep Packet Inspection (DPI) and censorship… | 17 | 5539 | active |
| xvzc/spoofdpi SpoofDPI is a lightweight, cross-platform proxy tool written in Go that circumvents Deep Packet Inspection (DPI) based internet censorship … | 98 | 5021 | active |
| NLnetLabs/unbound Unbound is a validating, recursive, and caching DNS resolver written in C, designed to be fast and lean while implementing modern open stan… | 92 | 4932 | stable |
| SadeghHayeri/GreenTunnel GreenTunnel is an anti-censorship tool that bypasses ISP Deep Packet Inspection (DPI) systems by splitting TLS ClientHello packets and usin… | 93 | 4915 | active |
| PCAPdroid PCAPdroid is a privacy-friendly open source Android app that monitors, analyzes, and blocks network connections made by other apps without … | 97 | 4904 | active |
| Oblivion Oblivion Desktop is an unofficial open-source desktop client for Cloudflare WARP that provides censorship-resistant, encrypted internet acc… | 79 | 4875 | active |
| M66B/FairEmail FairEmail is a fully featured, open source, privacy oriented email client for Android. It supports unlimited accounts via standard protocol… | 95 | 4714 | active |
| docker-transmission-openvpn A Docker image that bundles the Transmission BitTorrent client with an OpenVPN tunnel, so torrent traffic only runs when the VPN is active.… | 92 | 4568 | active |
| spipm/Depixelization_poc Depix is a proof-of-concept tool that recovers plaintext from pixelized screenshots by matching pixelated blocks against a rendered font se… | 10 | 4537 | active |
| trojan-gfw/trojan Trojan is a C++ proxy server/client that disguises traffic as ordinary HTTPS over TLS to bypass the Great Firewall of China. It implements … | 23 | 19769 | maintenance |
| xiaobaigroup/ClashBox ClashBox is a native proxy client for HarmonyOS NEXT built with ArkTS/ArkUI, using a modified Mihomo (ClashMeta) kernel. It features a Surf… | 73 | 4459 | active |
| MHR-CFW A Python-based MITM domain-fronting relay that routes HTTP traffic through Google Apps Script and Cloudflare Workers so network DPI filters… | 62 | 4424 | active |
| wasi-master/13ft A self-hosted web service that bypasses paywalls on news sites by fetching pages as GoogleBot, a replacement for the defunct 12ft.io. It se… | 92 | 4301 | active |
| Sycnex/Windows10Debloater A PowerShell script collection that removes pre-installed bloatware from Windows 10, disables telemetry, Cortana search indexing, and unnec… | 10 | 18817 | maintenance |
| i2pd i2pd (I2P Daemon) is a full-featured C++ implementation of an I2P client, providing a universal anonymous network layer with end-to-end enc… | 87 | 4236 | active |
| fw876/helloworld A collection of OpenWrt packages (including Xray-core and related proxy tools) distributed as a git repository that can be cloned, added as… | 99 | 4231 | active |