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Speakeasy: Build APIs your users love with Speakeasy. 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 Speakeasy. This is an automatic list. We have not written a researched verdict for Speakeasy 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.
One SQL interface for 60+ tools (e.g., GitHub, Notion, Airtable).
Anyquery is an open source SQL engine that turns everyday apps, services and files into queryable tables. GitHub, Notion, Spotify, Gmail, Airtable, Google Sheets, CSV and Parquet files, logs and more than forty other sources can be read with a plain SELECT statement and joined against one another, without learning each...
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...
Agents that use the browser.
Browser Use makes browsers usable by AI agents, and sells two products built on its open source library. Browser Use Agents take a task described in plain language and complete it in a remote browser, for example filling a checkout cart, exporting portal results to CSV or checking a website for problems. Browser Infras...
Open-source AI agents and workflow automation.
ByteChef is an open source platform for building workflow automations and multi step AI agents. Users connect SaaS applications, databases, internal systems and AI models on a visual canvas, then run the resulting workflows on schedules or triggers, with full visibility into how data moves and changes at every step. I...
Cascading runtime for AI agents.
cascadeflow is an open source runtime layer that runs inside an AI agent and governs each step it takes. It observes every model call, tool call and handoff, scores it against your policies and goals, and then allows it, reroutes it or blocks it, so agents stay within cost, quality and compliance limits while they run ...
Instant no code DATA API platform for relational databases.
DB2Rest is an open source service that puts an instant REST data API in front of an existing database, removing the need to hand write a data access layer. Developers point it at a database and immediately get HTTP endpoints for reading and writing data, which lets frontend and backend teams build against the data with...