See what the world is building.

Understand the structure, construction, and security of open source packages

An open, precise, and distributed approach to producing vulnerability information.

Schützen Sie Ihre IT-Infrastruktur vor Hackern und Schadcode

Large scale, full packet capturing, indexing, and database system

Join the fight against phishing

Clientless, secure connections to your applications without a VPN

Open-source Kubernetes Security: Practical, End-to-End Coverage

Uncovers exposed non-human identities and secrets, making remediation easier.

Developer-first SAST for security and privacy

Hardened, secure, and production-ready open source builds engineering teams can trust.

Sign, verify, protect. Make sure your software is what it claims to be.

The U.S. government repository of standards-based vulnerability management data

Modern Authentication. On Your Terms.

Composable, scalable, transparent IAM for agents, customers, and B2B

Adversarial Tactics, Techniques, and Common Knowledge framework for cyber threats

A portable operating system that protects against surveillance and censorship.

Cross-platform password manager that safely stores and auto-fills passwords.

Free open source disk encryption with strong security for the Paranoid

Reconquer your privacy

Security and privacy tools as a fundamental human right.

Observe. Protect. Adapt.

The All-in-One Security Scanner for vulnerabilities and misconfigurations

The world's most widely used web app scanner. Free and open source.

A nonprofit providing free TLS certificates to more than 700M websites.

Preemptively block malicious IPs with AI-driven collective threat intelligence

Secure email that protects your privacy

Defend yourself against tracking and surveillance. Circumvent censorship.

Say hello to a different messaging experience focused on privacy.

The world's most used penetration testing framework

The most trusted password manager for passwords and passkeys

The trusted cloud native repository for Kubernetes

Domain Names, Web Hosting, SSL Certificates and Emails

The easiest way to build and release mobile apps.

Free hosting control panel with an obsessive focus on simplicity

Open-source self-hostable PaaS that simplifies application and database deployments

Turn everything into a realtime multiplayer app

Sync your backend database with in-app SQLite automatically

Build reliable software effortlessly with durable workflows and queues

The agent platform built on sync

Stream changes from your database.

Monitor Kubernetes spend the Cloud Native way.

Instantly query your cloud, code, logs & more with SQL.

The Path to a Well Managed Cloud

Infrastructure you forget about

Open source data infrastructure, made simple.

Deploy APIs, scheduled tasks, and event-driven apps to AWS Lambda easily.

AI-ready, distributed PostgreSQL database for cloud-native apps

The only open, complete graph database used at terabyte-scale

Simple, efficient background jobs for Ruby