14 SEO Tools tools (12 free)
14 SEO Tools resources, picked out of 8 saved Instagram reels and 13 liked tweets, from creators like @heytony.agency, @tom_doerr, @simplifyinAI. 12 of them are free, freemium or open source.
Detailed SEO Extension provides quick page-level SEO data right inside Chrome or Firefox without opening page source. It surfaces title tags, meta descriptions, canonical URLs, robots directives, schema markup, and an indented view of heading structures. It also includes shortcuts to send pages into external tools like Ahrefs, SEMrush, and the Wayback Machine.
An open-source extension for the Claude Code CLI that evaluates how well websites appear in AI search engines like ChatGPT, Claude, Perplexity, and Google AI Overviews. It runs parallel subagents to analyze AI crawler permissions, content citability, schema markup, and brand mentions. It generates markdown and PDF audit reports, proposals, and llms.txt files.
claude-seo is an open-source SEO analysis plugin designed for Claude Code, bundling 26 sub-skills and 19 specialist sub-agents. It automates full-site audits, Core Web Vitals checks, Schema.org validation, and AI search citability scoring across parallel agents. It outputs testable, falsifiable markdown or PDF recommendations grounded in primary-source search guidelines.
OpenSEO is an open-source alternative to expensive SEO suites like Semrush and Ahrefs. It allows users to self-host their SEO dashboard on Docker or Cloudflare Workers, paying only for the underlying DataForSEO API usage rather than fixed monthly tool subscriptions. It also features integrations and MCP support to connect SEO workflows directly into AI coding agents.
Ubersuggest is a web-based SEO platform developed by Neil Patel and NP Digital. It provides keyword discovery, domain traffic estimation, backlink tracking, and website technical audits. It helps site owners and marketers find ranking gaps against competitors and prioritize technical fixes based on estimated traffic impact.
BlogSEO is an AI-powered SEO automation platform that handles competitor research, keyword planning, and article writing matching your brand voice. It connects directly to popular CMS platforms to publish content on autopilot and includes a contextual backlink exchange network among users.
CrowdReply MCP is a Model Context Protocol integration that connects AI assistants like Claude and Cursor directly to CrowdReply's brand visibility platform. It allows AI models to analyze brand visibility across ChatGPT, Gemini, and Perplexity, inspect competitor citations, and perform outreach actions directly within a chat conversation. Credit-spending actions are guarded with a confirmation step to prevent accidental changes.
Distribb is an AI-driven SEO platform that manages the entire organic search workflow, from identifying buyer-intent keywords to drafting and publishing long-form content. It features automated internal linking, a network-based backlink exchange, and outreach tools to land mentions in ranking roundups. It also tracks citation performance across major AI search engines like ChatGPT, Gemini, and Perplexity, and offers an AI skill integration for Claude and Cursor.
GEO SEO SuperApp is a desktop application for macOS that unifies technical site crawls, Search Console workflows, and AI-driven content analysis into a single workspace. It connects to your existing accounts (such as ChatGPT, On-Page.ai, Google Search Console, and Bing Webmaster Tools) and uses guided 'recipes' to automate routine agency audits, indexation checks, and optimizations.
Keywords Everywhere is a browser extension for Chrome, Firefox, and Edge that overlays keyword research metrics directly onto Google, YouTube, Amazon, and AI tools like ChatGPT. It provides search volume, CPC, keyword difficulty, and trend charts without needing to visit standalone SEO portals. It is widely used as a budget-friendly alternative to expensive enterprise SEO suites.
SEO Machine is an open-source Claude Code configuration built by Castos founder Craig Hewitt to automate long-form SEO content production. It uses custom slash commands and context templates to run competitor analysis, perform keyword research, draft articles, and optimize content for search engines and AI answer engines.
SEO Wins is a paid reference library containing over 150 actionable SEO and AI search optimization strategies. Each tactic includes step-by-step implementation instructions and is organized by focus area, difficulty level, and estimated time required. It is designed to help website owners grow organic traffic from traditional search engines as well as AI search tools like ChatGPT and Perplexity.
An open-source skill and Python analysis engine for Claude that converts crawl exports into prioritised SEO audits and multi-tab spreadsheets. It ingests CSVs from tools like Screaming Frog, Sitebulb, and Ahrefs, normalises the data, and scores findings across ten categories by SEO impact, business value, and fix effort.
XML-Sitemaps.com is a web-based crawler that scans websites and outputs structured XML, HTML, and text sitemaps. It handles up to 500 URLs for free without requiring account registration, automatically calculating modification times and page priorities. It is commonly used for SEO indexing and for extracting complete lists of website URLs to train custom AI chatbots.