加密 / 隐私工具

An open-source engine that turns continuous content streams into search and monitoring. Durable ingestion, hybrid search, alerts, and plugins for formats, models and business rules.

Spacedrive is an open source cross-platform file explorer, powered by a virtual distributed filesystem written in Rust.

Privacy-first AI meeting note taker for Windows and macOS. Free, open source (MIT). On-device Whisper/Parakeet transcription and speaker diarization, no meeting bot. Open-source alternative to Granola, Otter and Fireflies. https://meetily.ai

Set up a personal VPN in the cloud

Set up your own IPsec VPN server in just a few minutes, with IPsec/L2TP, Cisco IPsec and IKEv2. Supports Ubuntu, Debian, CentOS/RHEL, Alpine Linux and Raspberry Pi OS. Includes client config and management scripts.

Super Productivity is an advanced todo list app with integrated Timeboxing and time tracking capabilities. It also comes with integrations for Jira, GitLab, GitHub and Open Project.

Get Android app updates straight from the source.

🧠 Leon is your open-source personal assistant.

Air-gapped, privacy-focused, open-source NotebookLM alternative. AI agent that researches, transforms, and edits your documents. Join our Discord: https://discord.gg/ejRNvftDp9

Set up your own OpenVPN server on Debian, Ubuntu, Fedora, CentOS, Arch Linux and more

A cross-platform programmable network tool

[MLsys2026 Best Paper]: https://arxiv.org/abs/2506.08276. RAG on Everything with LEANN. Enjoy 97% storage savings while running a fast, accurate, and 100% private RAG application on your personal device.

✍🏻 Source Code Deep Dives, System Design & Engineering Blogs | Halfrost-Field 冰霜之地：源码解析、系统设计与工程实践笔记

WireGuard VPN installer for Linux servers

~95% on SimpleQA (e.g. Qwen3.6-27B on a 3090). Supports all local and cloud LLMs (llama.cpp, Ollama, Google, ...). 10+ search engines - arXiv, PubMed, your private documents. Everything Local & Encrypted.

Docker image to run an IPsec VPN server, with IPsec/L2TP, Cisco IPsec and IKEv2. Auto-generates server config and supports VPN client setup on Linux, Windows, macOS, iOS and Android.

A Dead Simple VPN.

MTProxy for Telegram on Rust + Tokio

🛡 I2P: End-to-End encrypted and anonymous Internet

Bitwarden-compatible server running on Cloudflare Workers

WireGuard VPN server installer for Ubuntu, Debian, AlmaLinux, Rocky Linux, CentOS, Fedora, openSUSE and Raspberry Pi OS. Includes interactive setup and client management.

The official repo for Blokada apps.

手机隐私审计：用 adb 扫出 Android 应用的权限、上报端点与数据流向，并给出可回滚的处置。Desktop Android leak audit: permissions, endpoints, data flows, reversible fixes.

A modern, open source password manager for individuals and teams.

Cross-device clipboard sync for macOS, Windows & Linux — end-to-end encrypted, LAN-only, no cloud. OCR, CLI and MCP server built in.

Block ads system-wide on Android using local VPN-based DNS filtering. No root needed. No data collection.

Web, Desktop & Mobile client and orchestrator for Codex, Claude Code, OpenCode, Pi, Cursor, Grok, Antigravity, Kimi, Augment Code, Qwen, fully end-to-end encrypted

Create On Demand Disposable OpenVPN Endpoints on AWS.

Self-hosted collaborative password manager for teams: folder-level access control, AES-256-GCM encryption, LDAP/AD, OAuth2 SSO, audit trail, REST API, browser extension. PHP/MySQL, Docker.

🎬 A browser extension and desktop app that turns your clicks into step-by-step guides with annotated screenshots 📖

Awesome-Jailbreak-on-LLMs is a collection of state-of-the-art, novel, exciting jailbreak methods on LLMs. It contains papers, codes, datasets, evaluations, and analyses.

Open-source, local-first Granola/Otter alternative that Claude Code, Codex, Cursor, and any MCP client can query. Meetings, calls, and voice memos transcribed on-device into markdown you own.

Manage secrets with Bash and GnuPG symmetric encryption

Deck is a modern, native, privacy-first clipboard manager for macOS.

A KeePass/Password Safe Client for iOS and OS X

A browser-based video editor powered by ffmpeg.wasm. No uploads, no servers -- all processing happens locally in your browser using WebAssembly.

Real-time speech translation — macOS & Windows, free TTS, no server, your API keys only

End-to-end encrypted file transfer. A magic wormhole CLI and API in Go (golang).

A private logbook with a staff of personal AI assistants. Agents read what you record and propose what to do next — you approve the changes. End-to-end encrypted sync between your own devices — servers only ever see ciphertext. Local AI optional.

Free, open-source, 100% offline voice dictation for Linux. Speak and type anywhere via whisper.cpp, Whisper & VOSK engines, GPU-accelerated, works on X11 + Wayland!

🔑 Local-first Secrets Manager

Android code for the Proton Pass application

LAN-only remote desktop based on RustDesk

A 🌟free, 🫣anonymous, 🔐encrypted, and 🚀easy-to-use E2EE file transfer tool

End-to-end encrypted notes, tasks, files, passwords, journal and bookmarks. Keyed by a 12-word BIP-39 phrase: no email, no password, no account to leak. The full client source for web, desktop and mobile is published, along with the encryption (XChaCha20-Poly1305, HKDF-SHA256, Ed25519) and the threat model, so the privacy claims are falsifiable.

Manage secrets with Bash and GnuPG asymmetric encryption (YubiKey)

End-to-end encrypted visual note-taking tool with deep page navigation.

Offline, encrypted vault for seed phrases, private keys, passwords and API keys. Also used by agents.

Turn a private Telegram channel into your personal cloud drive. Android, Windows, Linux and macOS, auto backup, optional E2E encryption, built-in file manager and player.

An easy-to-use password manager for Windows, compatible with pass.