The Open Family.

AI

OpenAI

Frontier models, developer APIs, ChatGPT, and agent-facing tools. The reference point for many modern Open* apps.

modelsAPIagents

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AI

Open WebUI

Self-hosted AI interface for local and cloud models, with tools, prompts, documents, RAG, and team workflows.

self-hostedLLM UIOllama

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AI

OpenRouter

Model routing and API access across many providers. Useful when comparing behavior, price, and availability.

routermodelsAPI

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AI

OpenMemory

Memory layer for coding agents and MCP workflows, aimed at keeping useful context available across sessions.

memoryMCPagents

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AI

Open Deep Research

Configurable research agent from LangChain for bringing your own models, search tools, and MCP servers.

researchagentsMCP

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AI

OpenCV

Open source computer vision library for image processing, machine perception, deep learning, and edge AI work.

computer visionAIlibrary

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Devtools

OpenHands

Open platform for cloud coding agents, with CLI, SDK, web workflows, and model-agnostic agent orchestration.

coding agentsSDKcloud

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Devtools

Open SWE

Open-source framework for internal coding agents with cloud sandboxes, workflow triggers, subagents, and PR creation.

coding agentssandboxesPRs

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Devtools

OpenCode

Open source coding agent for terminal, IDE, and desktop workflows, with broad model-provider support.

terminalcodingagents

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Devtools

Open Lovable

Open-source AI website-to-app builder that turns existing sites into React and Next.js application code.

app builderReactNext.js

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Devtools

OpenFeature

Vendor-neutral feature flag specification and SDK ecosystem for keeping product rollout logic portable.

feature flagsCNCFSDKs

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Devtools

OpenClaw

Agent workflows, skills, tutorials, recipes, service paths, and community discussion under the xopen umbrella.

agentsskillsworkflows

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Devtools

OpenManus

Open implementation path for general AI agent experiments inspired by the newer autonomous-agent wave.

agentsautomationresearch

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Infrastructure

OpenStack

Open infrastructure for cloud computing. A foundational name for private cloud and infrastructure control.

cloudcomputeplatform

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Infrastructure

OpenTofu

Open infrastructure-as-code project for provisioning and managing cloud resources with a familiar workflow.

IaCcloudautomation

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Infrastructure

OpenSearch

Search, observability, and analytics stack for searchable systems and operational dashboards.

searchlogsanalytics

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Infrastructure

OpenWrt

Linux-based embedded operating system for routers and network devices with writable packages and deep control.

routersembedded Linuxnetworking

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Security

OpenBao

Open-source secrets manager and Vault fork for secret storage, dynamic credentials, and encryption services.

secretsOpenSSFVault fork

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Security

OpenFGA

Fine-grained authorization system inspired by Zanzibar-style relationship-based access control.

authzpermissionsRBAC

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Security

OpenSSL

Cryptography and TLS infrastructure used across the web. Not glamorous, but very much load-bearing.

TLScryptosecurity

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Security

OpenVPN

Secure networking and VPN tooling for private access, remote operations, and network control.

VPNnetworkaccess

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Security

OpenBSD

Operating system project known for security focus, correctness, and a deeply opinionated engineering culture.

OSsecuritysystems

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Observability

OpenTelemetry

Vendor-neutral observability framework for traces, metrics, logs, APIs, SDKs, collectors, and instrumentation.

CNCFtracesmetrics

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Observability

OpenObserve

Open-source observability platform for logs, metrics, traces, dashboards, alerts, pipelines, and frontend monitoring.

logstracesdashboards

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Observability

OpenReplay

Self-hosted session replay and product analytics for seeing user behavior and debugging frontend issues.

session replayanalyticsfrontend

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Observability

openstatus

Open-source status page and uptime monitoring for teams that need transparent incident communication.

status pageuptimeincidents

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Observability

OpenPanel

Open-source web and product analytics with event tracking, funnels, retention, and privacy-first reporting.

analyticsfunnelsprivacy

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Knowledge

OpenStreetMap

Collaborative map data for the world. A public knowledge layer for products, research, and civic tooling.

mapsdatacommunity

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Knowledge

OpenFreeMap

Open-source map hosting path for displaying custom OpenStreetMap-based maps in websites and apps.

mapstileshosting

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Knowledge

OpenAlex

Open catalog of the global research system, with scholarly works, authors, institutions, citations, and APIs.

researchAPIscholarly data

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Knowledge

OpenSanctions

Open-source database of sanctions, watchlists, and politically exposed persons for screening and research.

compliancewatchlistsdata

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Knowledge

Open Library

An open catalog for books and reading. Open systems are cultural infrastructure too.

bookscatalogpublic data

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