matthiasvalvekens/pyhanko
pyHanko: sign and stamp PDF files.
pyHanko: sign and stamp PDF files.
Open the project to explore the idea and the code.
Instant, Concurrent, Secure & Lightweight Sandbox for AI Agents.
YC (S26) | Give AI the ability to live your experience. Records everything you do, say, hear 24/7, local, private, secure
An LLM-as-a-judge HTTP proxy to secure agents in production - GitHub - brexhq/CrabTrap: An LLM-as-a-judge HTTP proxy to secure agents in production
Shannon Lite is an autonomous, white-box AI pentester for web applications and APIs. It analyzes your source code, identifies attack vectors, and executes real exploits to prove vulnerabilities before they reach production.
A macOS library for guiding users through permission setup with System Settings deeplinks and drag-to-authorize support.
The Swiss Army Knife of Offline AI. Chat, Speak, and Generate Images - Privacy First, Zero Internet. Download an LLM and use it on your mobile device. No data ever leaves your phone. Supports text-to-text, vision, text-to-image
refugiOS es un sistema operativo portátil diseñado para situaciones de emergencia, falta de conectividad a Internet o necesidad extrema de privacidad
Django Authentication Backend For Passkeys.
Autonomous open-source security agent for Linux (Apache-2.0). 40 eBPF hooks, 49 detectors, 47 correlation rules, 65 MITRE ATT&CK techniques, AI triage, behavioral DNA cross-IP tracking, mesh defense.
Instantly disable Touch ID and lock your Mac with one click or keyboard shortcut.
AI-powered SRE platform — read-only infrastructure diagnostics with deep investigation, security governance, and team collaboration
Weighs the soul of incoming HTTP requests to stop AI crawlers
Community guide to using YubiKey for GnuPG and SSH - protect secrets with hardware crypto.
The Red Sun vulnerability repository.
Simple Secure Keeper for Secrets .
Open-source Runtime Security for tool-using AI agents providing permissions, credentials, policy enforcement, and audit trails.
Tailscale-compatible VPN client for ESP32. Full ts2021 protocol support with WireGuard encryption, DERP relay, DISCO path discovery, and STUN. Connect your ESP32 devices to your tailnet and communicate securely with any peer. Production-ready, memory-optimized (~100KB SRAM).
Extracted system prompts from Anthropic - Opus 4.7, Opus 4.6, Sonnet 4.6. OpenAI - ChatGPT 5.5 Thinking, GPT 5.5 Instant, Codex. Google Gemini - 3.5 Flash, 3.1 Pro, 3 Flash, Antigravity. xAI - Grok. Github Copilot. Perplexity, and more. Updated regularly.
Audits Python environments, requirements files and dependency trees for known security vulnerabilities, and can automatically fix them
Automated Access and Data Protection.
A simple shell utility for encrypting and decrypting files using OpenSSL.
Selfhostable web app to make managing mTLS certificates a breeze