A tiny (18.5 kB gzip), zero-dependency, Javascript library to perform OpenSSL RSA Encryption, Decryption, and Key Generation.
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MISP (core software) - Open Source Threat Intelligence and Sharing Platform
- misp
- threat-sharing
- threat-hunting
- threatintel
The FLARE team's open-source tool to identify capabilities in executable files.
- malware-analysis
- reverse-engineering
- binary-analysis
- threat-intelligence
Passbolt Community Edition (CE) API. The JSON API for the open source password manager for teams!
- password-manager
- passbolt
- security
- cakephp
An agent skill that finds where a photo was taken — OpenStreetMap geometry, elevation skylines, satellite imagery and street view — and shows its work. Works with Claude Code, Codex, Cursor, Gemini CLI, OpenCode and GitHub Copilot.
- claude-code
- geoguessr
- geolocation
- osint
A high-performance and flexible authorization/permission engine built for developers and inspired by Google Zanzibar.
- authorization
- permissions
- security
- zanzibar
Open Source Intelligence gathering tool aimed at reducing the time spent harvesting information from open sources.
OpenPGP implementation for JavaScript
An open-source authorization as a service inspired by Google Zanzibar, designed to build and manage fine-grained and scalable authorization systems for any application. — Permify is now part of FusionAuth 🎉
- access-control
- authorization
- rbac
- rebac
Automated Αll-in-One OS command injection exploitation tool.
- python
- command-injection
- detection
- exploitation
The ultimate Python library in building OAuth, OpenID Connect clients and servers. JWS, JWE, JWK, JWA, JWT included.
Open Source Cloud Native Application Protection Platform (CNAPP)
- cloud-native
- vulnerability-management
- threat-analysis
- devsecops
Flexible and versatile OAuth 2.0/OpenID Connect stack for .NET
- openidconnect
- oauth2
- aspnetcore
- dotnet
An Open Source Java Decompiler Gui for Procyon
OSSEC is an Open Source Host-based Intrusion Detection System that performs log analysis, file integrity checking, policy monitoring, rootkit detection, real-time alerting and active response.
- hids
- security
- pci-dss
- nist800-53
w3af: web application attack and audit framework, the open source web vulnerability scanner.
A community-driven, open-source project to share detection logic, adversary tradecraft and resources to make detection development more efficient.
- threat-hunting
- sysmon
- hunting-campaigns
- hypothesis
Free, open-source check for traces of mercenary spyware (Pegasus, Predator, Graphite, Candiru and more) on computers, Android phones and iPhone backups. Double-click apps for Windows, Mac and Linux, in 27 languages.
Your web application for managing personal data.
- dashboard
- dashboards
- manager
- symfony
LinkStack - the ultimate solution for creating a personalized & professional profile page. Showcase all your important links in one place, forget the limitation of one link on social media. Set up your personal site on your own server with just a few clicks.
- php
- blade
- laravel
- self-hosted
OpenID Certified™ OAuth 2.0 Authorization Server implementation for Node.js
- openid
- oidc
- openid-provider
- openid-connect
Rapidly Search and Hunt through Windows Forensic Artefacts
- attack
- rust
- security
- threat-hunting
Network Analysis Tool
CAUTION: END OF SUPPORT ON 14 AUG 2026. The 'jsrsasign' (RSA-Sign JavaScript Library) is an opensource free cryptography library supporting RSA/RSAPSS/ECDSA/DSA signing/validation, ASN.1, PKCS#1/5/8 private/public key, X.509 certificate, CRL, OCSP, CMS SignedData, TimeStamp, CAdES and JSON Web Signature/Token in pure JavaScript.
- asn1
- x509
- certificate
- crl