Directory

Agentless configuration management and orchestration tool that runs YAML playbooks over SSH, with collections for clouds, network gear and applications

Self-hosted identity provider with OIDC, SAML, LDAP, RADIUS and SCIM support and a built-in application proxy, with an MIT core and an enterprise edition

Open-source password manager with hosted and self-hosted server options, passkey support, organization sharing and a separate Secrets Manager for developers

Deduplicating backup archiver with compression and authenticated encryption that stores repositories on local disks or remote hosts over SSH

Open-source behavior-based intrusion prevention engine whose detections feed a crowd-sourced IP reputation network, with remediation components for firewalls, proxies and CDNs

Log-scanning intrusion-prevention daemon that temporarily bans IP addresses showing repeated authentication failures by updating firewall rules

Secrets, certificate and privileged-access management platform with an MIT-licensed core, available as a hosted service or self-hosted deployment

Open-source identity and access management server providing single sign-on with OpenID Connect, OAuth 2.0 and SAML, user federation and fine-grained authorization

Event-driven HTTP server, reverse proxy, load balancer and mail proxy, distributed as open source under the 2-clause BSD license with a commercial Plus edition

Apache-2.0 search and analytics suite forked from Elasticsearch and Kibana, governed by the OpenSearch Software Foundation

Reference implementation of the SSH protocol from the OpenBSD project: remote shell, file transfer, port forwarding, key agent and certificate authority tooling

Community fork of Terraform under the Linux Foundation, keeping the HCL language, provider ecosystem and state model under the MPL-2.0 license

Daemonless, rootless container engine with a Docker-compatible CLI, companion Buildah and Skopeo tools and a Podman Desktop GUI

Pull-based metrics monitoring system and time-series database with the PromQL query language, service discovery and the Alertmanager component

Open-source, local-first CLI and library for evaluating prompts, models, RAG pipelines and agents, with automated red teaming and CI integration

Command-line program to sync, copy, mount and serve files across dozens of cloud storage providers and protocols, with optional client-side encryption

Static analysis engine that matches code patterns written in the target language's own syntax, with an LGPL community edition and a commercial AppSec platform

Open-source cluster resource manager and job scheduler for Linux clusters, allocating nodes, launching jobs and managing queues on many HPC systems

Command-line tool that encrypts the values of YAML, JSON, ENV and INI files with age, PGP or cloud KMS keys so secrets can be committed to git

Open-source backend platform built around a dedicated PostgreSQL database with auto-generated APIs, authentication, file storage, realtime subscriptions and edge functions

Cloud-native reverse proxy and ingress controller that discovers routes from Docker, Kubernetes and other providers and automates TLS through ACME

Open-source scanner that finds known vulnerabilities, misconfigurations, exposed secrets and license issues in container images, file systems, git repositories, IaC and Kubernetes clusters

Self-hosted uptime monitor with HTTP, TCP, DNS, ping and keyword checks, many notification channels and public status pages