20 OpenSEO alternatives
OpenSEO: Open-source alternative to Ahrefs and Semrush — keyword research, backlinks, rank tracking and site audits, billed by usage and exposed to agents over MCP. 20 apps do similar work, most sharing MCP, Open Source and Analytics, ranked by how much they have in common with OpenSEO.
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Writesonic is an AI search visibility platform that tracks how ChatGPT, Gemini and Google AI Overviews mention your brand and helps you improve it.
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Webflow
AI features inside Webflow: prompt-to-site builder, AI Assistant, copy, CMS and code-component generation, SEO/AEO audits and an MCP server.
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Letter Company
Open-source, bring-your-own-key monitoring for how AI assistants describe your brand — track mentions across Claude, ChatGPT, Gemini and AI Overviews over time.
Also: Open Source, SEO
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One backend for AI and SaaS products: authentication, merchant-of-record payments, a customer database and AI analytics, with no webhook plumbing to write.
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Collaborative presentation workspace with Pitch Agent for on-brand AI decks, tracked share links, deal rooms and an MCP connector.
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Puts live chat, help center, surveys, a feedback board, roadmap and changelog on one customer record, so you learn what to build and can tell the people who asked.
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Pipeline, encrypted Iceberg lake and query engine in one, with an MCP server that lets Claude and Codex query your data directly.
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Open-source, OpenTelemetry-native observability platform for logs, metrics and traces — with first-class tracing for LLM calls and agent runs.
Also: Analytics, Open Source
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Open-source newsletter platform that bills for emails sent, not dormant subscribers, with an MCP server so AI agents can run it.
Also: MCP, Open Source
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Open-source CRM you can self-host or run in the cloud, with custom objects, workflows, a TypeScript apps framework and an MCP server for AI assistants.
Also: MCP, Open Source
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Agentic AI Foundation
Open-source AI agent from the Agentic AI Foundation — a native desktop app, CLI and API that runs tasks locally with 70+ MCP extensions.
Also: MCP, Open Source
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Vectify AI
A vectorless RAG engine that builds a tree index of long PDFs and lets an LLM reason its way to the right section, with page-level citations.
Also: MCP, Open Source
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Free, open-source local MCP gateway: register each server once, share it with every AI client, and cut tool-definition tokens by up to 91%.
Also: MCP, Open Source
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Open-source testing and evals platform for MCP servers — trace tool calls, debug OAuth, and catch cross-client regressions in CI.
Also: MCP, Open Source
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Different AI
Open-source desktop app and MCP for running AI agents on your own files, an open alternative to Claude Cowork.
Also: MCP, Open Source
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Vercel Labs
Vercel Labs' tiny open-source coding agent: a ~6MB Zig binary that cold-starts in microseconds and embeds anywhere.
Also: MCP, Open Source
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Gabriele Lozupone
Free, open-source desktop app that edits photos from a text description by running Qwen-Image 2.1 on your own GPU. No cloud, no account.
Also: MCP, Open Source
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IBM (DataStax)
Open-source, MIT-licensed visual builder for AI agents, RAG apps and MCP servers, maintained by IBM's DataStax and extensible in Python.
Also: MCP, Open Source
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Open-source platform for running a standing team of AI agents — you hire, schedule and review them, and they keep working while you are offline.
Also: MCP, Open Source
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Native, open-source Mac database client for 29 engines, with a Claude-powered SQL assistant and its own MCP server.
Also: MCP, Open Source