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Doorman: High-performance Rust API and AI Gateway with Governance. It is listed under Development & Code on AI Registry as a free tool.
The tools below are approved listings in the same category, ordered by how closely their tags match Doorman. This is an automatic list. We have not written a researched verdict for Doorman yet, so treat it as a shortlist and check each vendor's pricing page before switching.
Built from each tool's listing. Vendors can update their own listing after claiming it.
Self-Hosted API Management for Builders
Fusio is an open source API management platform for developers who need to turn business logic into a documented, secured and monetizable API. It exposes an existing SQL or NoSQL database as REST endpoints, acts as a gateway in front of microservices, and ships a developer portal with self service documentation, testin...
Enterprise-grade API gateway that helps you monitor and impose cost or rate limits per API key.
BricksLLM is an open source AI gateway, written in Go, that sits between applications and model providers to control and monitor how LLMs are used in production. It was built by Bricks, a Y Combinator company, and is released under the MIT license. Teams route requests through the gateway instead of calling providers d...
LLM7.io offers a single API gateway that connects you to a wide array of leading AI models from various providers.
LLM7.io is a hosted API that gives access to dozens of AI models through one OpenAI compatible endpoint. Developers keep their existing OpenAI SDK code, change the base URL to api.llm7.io, and can then switch between models from providers such as DeepSeek without rewriting calls. Example code is shown in Python, cURL, ...
Open AI Operating System
ABI, short for Agentic Brain Infrastructure, is an open source AI operating system from Naas. It connects an organization's data sources, such as CRMs, code repositories, databases and financial systems, maps the relationships between entities into a knowledge graph, and grounds AI agents in that ontology so they under...
Manages Unified Access to Generative AI Services built on Envoy Gateway
Agent Router is an open source control plane for agentic traffic, built on the Envoy proxy. It gives an AI agent one OpenAI compatible API for every model and one router for every MCP tool, so a team integrates once and switches models by changing the model name rather than rewriting code. Agent Router turns a descript...
Next Generation Agentic Proxy for AI Agents and MCP servers
Agentgateway is an open source gateway that handles traditional application traffic and AI native protocols in a single data plane. One binary routes, secures, observes and governs HTTP, gRPC and TCP services, LLM provider traffic, Model Context Protocol tool calls and agent to agent communication, so platform teams do...