Open Source SEO Tools
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SEO Tools
View 600 business solutionsBrowse free open source SEO tools and projects below. Use the toggles on the left to filter open source SEO tools by OS, license, language, programming language, and project status.
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MongoDB Atlas runs apps anywhereMongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
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Ship Agents FasterGemini Enterprise Agent Platform lets you rapidly build, scale, govern and optimize production-ready agents grounded in your organization's data. The platform enables developers to build custom or pre-built agents for virtually any use case. New customers get $300 in free credits.
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Ansvisor
Open-source Answer Engine Optimization platform
Ansvisor is an open-source AI visibility and answer engine optimization platform built to help brands understand how they appear in AI-generated answers. It tracks mentions across platforms such as ChatGPT, Google AI Overview, Google AI Mode, Gemini, Perplexity, Copilot, Grok, and Claude. The platform helps teams measure visibility scores, compare competitors, analyze prompt performance, and identify which sources AI systems cite alongside their brand. It also includes AI traffic analytics, allowing organizations to see visits that arrive from AI answer engines and break them down by platform, landing page, and country. Ansvisor supports content optimization workflows by generating briefs with titles, outlines, target keywords, and competitor insights. It can be self-hosted with unlocked features or used through a managed cloud option, making it useful for SEO teams, content marketers, agencies, and brands adapting to AI search. -
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SEO Panel - A control panel for SEO
World's first seo control panel for multiple websites
An Award Winning and complete open source seo control panel for managing search engine optimization of your websites. Seo Panel is a seo tool kit includes latest hot seo tools to increase and track the performace of your websites. It is a free software released under GNU GENERAL PUBLIC LICENSE V2. Seo Panel selected as 1st Runner Up in 2011 Open Source Awards as Most Promising Open Source Project. The main feature of seo panel is its extendability by using seo plugins. Any one can easily develop and install required plugins for their seo panel. This open source software was released on January 2010. With in this short period of time thousands of web masters are using this software for optimizing their websites. Use seo panel today itself and enjoy everything related to seo under a single platform. The major feature of seo panel is seo plugins, we can add plugins to our seo panel and extend the features according to our requirement. Home Page: https://www.seopanel.org/ -
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OpenSEO
Open source alternative to Semrush and Ahrefs
OpenSEO is an open-source search engine optimization platform positioned as a simpler alternative to large commercial SEO suites. It provides focused workflows for keyword research, rank tracking, competitor analysis, backlink research, site auditing, and AI visibility monitoring. A modern web interface keeps these tasks accessible without hiding them inside a large collection of unrelated reports. The platform exposes an MCP server so AI agents can work directly with SEO data and reusable agent skills. Users can run a hosted edition or self-host the application with Docker or Cloudflare. Self-hosted installations connect to DataForSEO with the user's own API key and use pay-as-you-go data rather than a mandatory software subscription. Because the code is open, teams can modify the workflows and build specialized internal SEO tools. -
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Next SEO
Next SEO is a plug in that makes managing your SEO easier in Next.js
Next SEO is a plugin that makes managing your SEO easier in Next.js projects. Pull requests are very welcome. Also make sure to check out the issues for feature requests if you are looking for inspiration on what to add. Feel like supporting this free plugin? It takes a lot of time to maintain an open source project so any small contribution is greatly appreciated. NextSeo works by including it on pages where you would like SEO attributes to be added. Once included on the page you pass it a configuration object with the page's SEO properties. This can be dynamically generated at a page level or in some cases your API may return an SEO object. Then you need to import NextSeo and add the desired properties. This will render out the tags in the <head> for SEO. At a bare minimum, you should add a title and description. But NextSeo gives you many more options that you can add. -
$300 Free Credits to Build on Google CloudPut your $300 in credit toward real workloads, then keep building with free monthly usage for 20+ products. No commitment and no charge until you upgrade.
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SEO Machine
A specialized Claude Code workspace for creating long-form
SEO Machine is an AI-powered content production system built as a structured workspace for generating long-form, SEO-optimized blog content through automated workflows. It integrates research, writing, analysis, and optimization into a single pipeline, allowing users to produce high-quality articles tailored to search engine performance. The system uses specialized commands and agents to perform tasks such as keyword research, competitor analysis, content drafting, and optimization. It incorporates real data sources like Google Analytics and Search Console to guide decision-making and improve content effectiveness. The architecture emphasizes context-awareness, using brand voice, style guides, and keyword strategies to maintain consistency across outputs. It also includes performance evaluation tools that score content and suggest improvements before publishing. -
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geo-seo-claude
GEO-first SEO skill for Claude Code
geo-seo-claude is an AI-powered tool designed to automate the creation of geographically optimized SEO content using large language models, helping businesses improve their visibility in local search results. It leverages AI to generate location-specific content tailored to different regions, allowing users to scale SEO efforts across multiple cities or markets without manual content creation. The system focuses on producing structured and keyword-optimized pages that align with search engine ranking factors, including localized relevance and semantic context. It is particularly useful for agencies, marketers, and businesses that need to manage large volumes of localized landing pages efficiently. Geo SEO Claude can integrate with existing content pipelines, enabling automated generation and deployment of SEO assets. It also supports customization of content templates, allowing users to maintain brand consistency while scaling output. -
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Jekyll SEO Tag
Plugin to add metadata tags for search engines and social networks
A Jekyll plugin to add metadata tags for search engines and social networks to better index and display your site's content. While you could theoretically add the necessary metadata tags yourself, Jekyll SEO Tag provides a battle-tested template of crowdsourced best practices. Jekyll SEO tag is designed to output machine-readable metadata for search engines and social networks to index and display. If you're looking for something to analyze your Jekyll site's structure and content (e.g., more traditional SEO optimization), take a look at The Jekyll SEO Gem. -
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SEO GEO Audit
Professional SEO and GEO audit workflows for brands, SaaS teams
SEO GEO Audit is an AI-driven analysis tool designed to evaluate how well websites are optimized for both traditional search engines and emerging generative AI search systems. It focuses on identifying gaps in content, structure, and metadata that affect visibility in geographic and semantic search contexts. The system analyzes websites against modern search patterns, including how content is interpreted by AI-powered search engines and retrieval systems. It provides actionable insights into areas such as keyword usage, content clarity, and structural optimization. The tool is built as part of a broader ecosystem of AI-driven SEO utilities, emphasizing automation and data-driven recommendations. It is particularly useful for businesses aiming to adapt to the evolving landscape of AI-assisted search. Overall, SEO GEO Audit helps bridge the gap between traditional SEO practices and next-generation AI search optimization. -
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text-generator
Golang text generator for generate SEO texts
Golang text generator for generate SEO texts. Fast text generator on a mask. Written in Golang. I do not use regular expressions and the fastest. I covered tests and simple! Supporting recursive text generation rules. -
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SiteOne Crawler (desktop app)
A free, feature-rich web analyzer and exporter/cloner you will love!
A free in-depth website analyzer providing audits of security, performance, SEO, accessibility and other technical aspects. Available as a desktop application for Windows/macOS/Linux and as a CLI tool for advanced users and CI/CD processes. It also includes an offline web page exporter (website clone, mirror). -
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OpenSERP
Open-source SERP API for AI, SEO & automation - Google + 5 more
OpenSERP is a free self-hosted open-source SERP API & CLI with live browser-rendered search and content extraction for AI, SEO & automation. Use it as a search tool for LLMs, agents, and RAG pipelines, or as a scraper backend for SEO rank tracking across Google, Yandex, Baidu, and more. It is especially useful when your workflow needs RU/CN web coverage instead of another Google-only API. -
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ToolSparkr
Free online developer tools JSON formatter, Base64 encoder, and more
ToolSparkr - 35+ free browser-based developer tools. No signup required, no data uploaded to servers. Everything runs in your browser. Tools: JSON Formatter & Validator, Base64 Encoder/Decoder, Password Generator, QR Code Creator, MD5/SHA Hash Generator, Color Converter, URL Encoder/Decoder, UUID Generator, DNS Lookup, WHOIS Lookup, IP Lookup, HTTP Status Checker, HTML Entity Encoder, Morse Code Converter, CSS Minifier, Bcrypt Generator & more. Built for developers, designers, marketers, and power users who need fast, reliable utilities without switching between multiple websites. Website: https://toolsparkr.com All Tools: https://toolsparkr.com/tools Blog: https://toolsparkr.com/blog No registration required. No data leaves your browser. Built on PHP 8.1 with a focus on speed and privacy, everything runs in your browser. Open Source: https://github.com/Ali83128/toolsparkr -
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SEO Filter is a Search Engine Optimization Software for forums and Content Management Systems. Rewrites dynamic links on the fly. Keyword rich links (title in the URL). Session ID is removed from links. No duplicate content (301 redirect).
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A Free SEO Tool Kit(Open Source) containing all hot seo tools like keyword rank checker,google pagerank checker,alexa rank checker,sitemap generator,meta tag generator,back link checker,Website Submission tool. Geo Varghese https://www.seopanel.org/
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SIPF - Simple Intelligent PHP Framework
This is a base PHP framework for making simple websites with clean URL
SIPF: Simple Intelligent PHP Framework Simeon Ivaylov Petrov Framework SEO Ideological PHP Framework (SEO - Search Engine Optimization) This is a base PHP framework for making simple websites with clean URLs. It is absolutely free! It's developed for advanced php web developers but if you are a beginner in php programming, I think you can also understand how does it work. SIPF is not a CMS (Content Management System) and it doesn't use the MVC (Model View Controller) logic as most of the PHP frameworks do. I made it using my own logic and I think the final product that came out is very simple to understand and using it to develop your own website will be very easy, too. -
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osSeo is a SEO (Search Engine Optimization) web tool which provides graphical statistics on the position of a website over the time. It consists on a single WAR file ready to be deployed on any Java application server.
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The ez-SEO stands for Easy Search Engine Optimization. We try to automate some of the the SEO's content analysis processes, so the webmasters could save their time when doing SEO. The project is hosted on http://ez-seo.com Your input is appreciated.
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sitemaptool
A cross-platform sitemap pnp handler written in Go.
This is a simple cli backend tool designed for ease of use. It manages your sitemaps on a live/production site by adding urls and pinging search engines. Just call and pass arguments and it will do the rest. Suitable for sites content sites (blog, social media, etc) as every public post needs to be added to sitemaps and indexed. Sites like soundcloud, instagram, tiktok, facebook, youtube and even medium might find this useful. -
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This is simple link checker. It can crawl any site and help to find broken links. It also having download CSV report option.The CSV file includes url ,parent page url and status of page [broken or ok]. It is be very useful for search engine optimization.
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CoinSparc SEO suite for Android
Full SEO (Search Engine Optimization) app for Android.
Packing all necessary tools used for SEO including URL submitter, Search Engine Ping tool, Site Stability Analyzer, All Major Webmaster Toolkits (Google, Bing, Yahoo, Yandex, Baidu), Keyword Density Checker, Rank Checkers, Backlink Builders, Sitemap Submitter Social Media Metrics & Analysis tools, Mass traffic generator and Blogging tools & tips. CoinSparc delivers the power of a fully fledged PC application to your smartphone. It certainly replaces the tens of different application you use for SEO by bundling all of them into one compact app. A must have tool for all Bloggers, Website Owners, Marketers and Android Web lovers. -
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GSC Vault
Automated Search Console backup — files stay in your Drive.
Back up Google Search Console data daily to your own Drive. Keep history beyond 16 months without a hosted GSC Vault database. Keep your Search Console history beyond 16 months. Google Search Console gives you access to up to 16 months of performance data. Once older data ages out, it is no longer available there. GSC Vault automatically backs up finalized daily data to your own Google Drive, preserving your click, impression, CTR, and average-position history. It then turns those backups into a clean, multi-property dashboard so you can see what is growing and what is slipping at a glance. WHY YOU'LL LOVE IT 🗄️ Long-term backups — preserve finalized daily Search Console data beyond the 16-month limit. 🔒 Your own Google Drive — backup files stay in storage you control; GSC Vault only accesses the Drive files it creates. 📊 Multi-property dashboard — compare clicks, impressions, CTR, and average position across your Search Console properties in one place. 📉 Spot problems -
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Goose AEO
AEO tracking toolkit (CLI + dashboard) built for AI agents like Claude
Goose AEO is an AI agent orchestration framework focused on automating engineering operations and workflows through autonomous agents. It builds on the concept of local AI agents that can execute complex tasks such as writing code, debugging, managing pipelines, and interacting with APIs without continuous human supervision. The system is designed to be extensible and adaptable, allowing developers to integrate different language models and configure multi-agent workflows tailored to specific use cases. It emphasizes automation of repetitive and complex development tasks, enabling users to focus on higher-level problem solving and innovation. The framework supports both command-line and application-based interfaces, making it accessible in different development environments. It also promotes modularity, allowing users to extend functionality with plugins or custom components. -
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Intelligent Keyword Miner
Intelligent SEO keyword miner and predicing tool
THIS IS A NETBEANS 8.02 PROJECT ENGLISH ONLY This program was made to help me with the patent research. It simply generates the search keywords, based on your upvotes or a downvotes of the input parameters. It can accept a text or URL (text takes a prescedence over the URL). If you input URL, it goes to a page, and learns its text from HTML format. This program is intelligent as it predicts what you may want to search next, based on your personal trends. After searching the suggestions, you can choose to reset or train it further. Programs that have similar idea are: Google AdWords, SERPWoo's Keyword Finder, Wordpot, and others. Difference is, this program is intelligent and it accepts your input data and then predicts keywords based on your likes or dislikes. As the main engine, it uses the SMOReg algorithm to analyze and map the keyword frequencies of your data. This can be a great SEO tool to help increase the traffic of any website featuring a product. -
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OpenSEF is an open source advanced SEF component for Joomla! 1.0 which enables automatic and manual text-based search engine friendly URLs for Joomla core components and 3rd-party developer components. SEO Assistant adds many search engine optimization tools
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SEO & SEM - Marketing Text Writer
Open Source SEO & SEM Text Creation Tools for free Article Writer
Open Source Tool for Search Engine Optimization (SEO & SEM) used for automatic content processing. These SEO Content Genrators and Article Writers based on Text Writer: https://www.artikelschreiber.com/en/ https://www.unaique.net/en/ https://www.unaique.com/ https://www.artikelschreiben.com/ https://www.buzzerstar.com/ https://googleduplicatecontentsolver.sourceforge.io/ https://inkassos.github.io/inkasso/ https://www.artikelschreiber.com/opensource/ https://www.sebastianenger.com/ https://www.artikelschreiber.com/marketing/review/ https://muckrack.com/markus-muller https://linktr.ee/textgenerator Code Contains: - Perl Source code, language databases and more
