Resources
A curated, open-source collection of 205 SEO tools and resources. Contributions welcome on GitHub.
Last updated 14 May 2026 by Suganthan Mohanadasan · commit history
- All in One SEO Suites11
- Keyword Research and Analysis11
- Keyword Clustering and Topical Authority8
- Content Optimisation and Writing13
- Technical SEO and Site Auditing16
- Rank Tracking6
- Backlink Analysis4
- Outreach and Link Building10
- Internal Linking7
- Local SEO6
- LLM Visibility Tracking14
- AI SEO Tools26
- SERP Analysis and Monitoring6
- Schema Markup and Structured Data9
- Page Speed and Core Web Vitals6
- SEO Browser Extensions8
- Log File Analysis4
- SEO Automation and Workflows6
- Reddit Marketing2
- Reporting and Dashboards5
- WordPress SEO Plugins5
- Free Google Tools7
- Google Search Console Enhancement4
- Documentation and Learning11
All 24 categories
- All in One SEO Suites11
- Keyword Research and Analysis11
- Keyword Clustering and Topical Authority8
- Content Optimisation and Writing13
- Technical SEO and Site Auditing16
- Rank Tracking6
- Backlink Analysis4
- Outreach and Link Building10
- Internal Linking7
- Local SEO6
- LLM Visibility Tracking14
- AI SEO Tools26
- SERP Analysis and Monitoring6
- Schema Markup and Structured Data9
- Page Speed and Core Web Vitals6
- SEO Browser Extensions8
- Log File Analysis4
- SEO Automation and Workflows6
- Reddit Marketing2
- Reporting and Dashboards5
- WordPress SEO Plugins5
- Free Google Tools7
- Google Search Console Enhancement4
- Documentation and Learning11
All in One SEO Suites (11)
-
AhrefsBacklink indexing, keyword research, site auditing, rank tracking, and content exploration -
SemrushKeyword research, competitive analysis, site auditing, rank tracking, and advertising insights -
Moz ProDomain Authority metric, keyword research, crawling, rank tracking, and educational resources -
SE RankingAgency-focused tracking, auditing, backlink analysis, and AI visibility tracking -
SerpstatAffordable keyword research, backlink analysis, site auditing, and rank tracking -
MorningscoreGamified SEO translating organic traffic to dollar values with GEO scoring -
MangoolsFive bundled tools: KWFinder, SERPChecker, SERPWatcher, LinkMiner, SiteProfiler -
SeobilityTechnical crawler with keywords, rank tracking, and backlink monitoring -
Search AtlasAI-powered platform with 60+ tools and OTTO SEO agent for automated fixes -
Dragon MetricsGlobal and multilingual SEO tracking across 11 search engines including Baidu and Naver -
Marketing MinerBulk SEO and AI tool analyzing up to 100,000 keywords or URLs with 40+ SEO tools
Keyword Research and Analysis (11)
-
Ahrefs Keywords ExplorerKeyword clustering by parent topic, difficulty, volume, click data, and SERP features -
Semrush Keyword Magic ToolSearch volume, difficulty, intent, CPC, and related keywords in one view -
KeywordTool.ioLong-tail keyword suggestions from Google, YouTube, Bing, Amazon, and App Store -
UbersuggestKeyword suggestions with visualisation maps for related keywords -
AnswerThePublicVisualizes search questions and autocomplete suggestions for content ideation -
Also AskedMaps People Also Ask questions into visual tree showing query branches -
Google Keyword PlannerFree authoritative volume data source within Google Ads -
Keywords EverywhereBrowser extension overlaying volume, CPC, and competition on search results -
Exploding TopicsIdentifies trending topics before they go mainstream -
Google TrendsCompare keyword interest over time and regions for seasonality and trends -
Keyword MonkeyAI-powered keyword research generating ideas and clusters with volume and difficulty
Keyword Clustering and Topical Authority (8)
-
Keyword InsightsGroups keywords by SERP similarity and intent using AI with topical maps and content briefs -
Cluster AIAnalyzes SERP overlap to group keywords logically - KeyClustersGroups keywords by analyzing top-ranking URLs and identifies hub pages
-
SE Ranking Keyword GrouperBuilt-in keyword clustering based on SERP similarity -
Surfer Topical MapTopic cluster suggestions for topical authority with internal linking recommendations -
LowFruitsLow-competition keywords with bulk SERP analysis and semantic clustering -
Keyword CupidVisualizes keyword relationships by analyzing real Google results -
CanniWizardFinds keyword cannibalization issues via linked Google Search Console
Content Optimisation and Writing (13)
- Surfer SEOAnalyzes top-ranking pages and scores content in real-time for keyword density and structure
-
ClearscopePremium content optimization for enterprise with Docs and WordPress integration -
FraseAI platform for research, writing, and optimization with SERP analysis and briefs -
MarketMuseEnterprise content intelligence for auditing sites, finding gaps, and planning clusters -
Page Optimizer ProAnalyzes LSI relationships beyond basic keyword matching -
NeuronWriterCombines NLP with SERP data for scoring, competitor analysis, and AI writing -
DashwordAnalyzes SERP competitors and builds content briefs with term recommendations -
Outranking.ioAI content strategy mixing SERP analysis, topic clustering, and optimization -
RankabilityContent optimization with Content Monitor for identifying content to refresh -
SearchAttentionOptimizes content for AI search engines like Google AI Overviews and Perplexity -
KoalaWriterAI SEO writing generating long-form articles with real-time SERP data -
Penfriend AILearns writing style and generates SEO-optimized drafts matching brand voice -
LeapsResearch and fact-checking before generating content to avoid AI slop
Technical SEO and Site Auditing (16)
-
Screaming Frog SEO SpiderIndustry-standard desktop crawler for broken links, metadata, and sitemaps -
SitebulbDesktop crawler with visual reporting and prioritized hints -
SiteAnalyzerDesktop crawler for fast and efficient technical audits -
LumarEnterprise cloud-based crawler with JavaScript rendering and analytics integrations -
ContentKingReal-time monitoring with continuous auditing and change alerts -
OncrawlCrawl data combined with log analysis and Search Console integration -
RyteWebsite quality management for technical auditing, content, and search performance -
SitelinerFree tool for duplicate content, broken links, and page power distribution -
LittleWardenMonitors broken links, SSL certificates, and domain expiry with alerts -
Tag ParrotSubmits pages to Google Indexing API for faster crawling and discovery -
URL MonitorTracks page indexing status and alerts if pages get deindexed -
RalfyIndexBulk indexing service with credit-based pricing -
Indexing InsightEnterprise index monitoring for up to 1M pages daily -
SEM SamuraiBulk 301-redirect mapping for site migrations -
EdgeCometOpen-source dynamic rendering engine making JavaScript content visible to search and AI bots -
JSBugFree tool comparing pages with and without JavaScript to show what bots see
Rank Tracking (6)
-
AccuRankerFast rank tracker with on-demand updates, SERP features, and share of voice -
Advanced Web RankingWhite-label reporting with deep SERP data and competitive analysis -
NozzleCaptures full SERP pages and tracks all features including AI overviews -
SERPWatcherSimple rank tracker with dominance index for overall ranking performance -
NightwatchLocal and global tracking with competitor monitoring and automated reporting -
WincherAffordable daily rank tracker with GSC integration and competitor tracking
Backlink Analysis (4)
-
Ahrefs Site ExplorerLargest backlink database for referring domains, anchor text, and link velocity -
MajesticTrust Flow and Citation Flow metrics with the largest historical database -
Moz Link ExplorerDomain and Page Authority scores with spam assessment -
OpenLinkProfilerFree backlink checker with freshness, categorization, and anchor text analysis
Outreach and Link Building (10)
-
BuzzStreamOutreach CRM for managing relationships and tracking campaigns -
PitchboxOutreach automation for link building and digital PR -
Hunter.ioEmail finder for contact details with CRM integration -
HAROConnects journalists with expert sources for high-authority backlinks -
Ranking RaccoonVerified link exchange community across 54 industries -
LinkDRAI-powered link building automating prospecting and outreach -
LoganixWhite-label marketplace with 5,000+ vetted publishers -
PressWhizzLink building marketplace with competitor intel and keyword search -
Authority BuildersGuest posts, niche edits, and HARO managed service -
WhitePressInternational marketplace with 130,000+ publishers across 34 languages
Internal Linking (7)
-
Link WhisperWordPress plugin for AI link suggestions, orphan detection, and click tracking -
LinkBossSemantic similarity analysis with NLP-friendly anchor text generation -
LinkStormSemantic analysis with GSC integration and one-click link insertion -
InLinksEntity-based linking, schema markup, and NLP for content relationships -
SEOJuiceAutomates internal linking, meta descriptions, alt text, and schema -
TwyluInternal Authority Score with task management and multi-project support -
AIOSEO Link AssistantPart of All in One SEO plugin for discovering and managing internal links
Local SEO (6)
-
BrightLocalAgency-focused rank tracking, citation building, and reputation management -
WhitesparkCitation Finder, GBP audit, and local rank tracker -
Google Business ProfileFree tool for managing business appearance in Search and Maps -
YextEnterprise listings management syncing across directories and voice assistants -
Moz LocalBusiness data to major directories for consistent listings -
myPresencesManage listings and reviews on 3,000+ services with AI visibility
LLM Visibility Tracking (14)
-
DecipherTopical authority maps with auto-linking content -
Otterly AITracks Google AI Overviews, ChatGPT, Perplexity, Gemini, and Copilot -
ProfoundEnterprise GEO platform backed by Sequoia for 10+ AI platforms -
Peec AIMulti-language and geography intelligence for brand mentions and sentiment -
Writesonic GEOAI visibility tracking with content creation and Cloudflare integration -
Scrunch AITracks brand representation across AI systems and flags inaccuracies -
ZipTieCaptures AI Overview text with screenshots and content optimization -
RankscaleGEO analytics with usage-based pricing and AI readiness scoring -
AthenaHQContent optimization for AI search by ex-Google and DeepMind engineers -
GaugeMonitors brand mentions, citations, and sentiment across AI platforms -
Am I On AISimple tool checking brand presence in AI search results -
Query Fan OutAnalyzes query reformulation and brand coverage across AI responses -
WaikayAnalyzes brand presence in ChatGPT, Gemini, Claude, and Perplexity -
RadarKitMonitors AI platforms via real browser prompting
AI SEO Tools (26)
-
AI RankAI visibility tracking across chat sessions by DEJAN -
AI FluxDashboard tracking daily AI ranking volatility -
AlgorooAlgorithm tracking monitoring keyword sets for SERP flux -
Tree WalkerBrand perception analysis showing entropy in model completions -
Brand RelevanceTests website relevance for queries across Google AI systems -
Citation MiningMines citations from Google and OpenAI responses -
AI Search Snippet GeneratorGenerates LLM-powered grounding snippets from page content -
AI Search Snippet ExtractorShows which page content Google AI uses for answering queries -
Bot TesterTests URL accessibility to search engines, AI crawlers, and web bots -
Query Deserves Grounding (Google)Predicts which queries trigger grounding in Google AI responses -
Query Deserves Grounding (OpenAI)Determines query grounding triggers in ChatGPT -
LinkBERTLink prediction model predicting natural placement in text -
PenguinAI link optimization suggesting optimal anchor text -
Chunk NorrisContent chunking showing segmentation for AI retrieval -
Google Entity SearchChecks entity recognition in Google Knowledge Graph -
Google Brand and Intent DetectionShows Google’s intent classification for queries -
Brand AI SentimentMines synthetic reviews for AI brand perception -
Content Substance ClassifierEstimates thin content likelihood using deep learning -
AuxyDiscovers keyword opportunities from GSC data -
Dejan Authority ScoreDomain authority scoring from PageRank and Harmonic Centrality -
Query Fanout GeneratorGenerates related query sets and shows AI expansion patterns -
Semantic Content CompressorFive-level semantic compression showing content distillation -
QueryBurstRAG optimization showing AI-selected representative chunks -
AI Content DetectionSentence-level AI detection with document scoring -
QforiaFree query fan-out showing content format needs per query -
CC Rank CheckerFree PageRank and Harmonic Centrality from Common Crawl
SERP Analysis and Monitoring (6)
- SERPstatSERP analysis with clustering, volume trends, and competitor intelligence
-
SimilarWebEstimated traffic, sources, demographics, and competitive benchmarking -
SpyFuCompetitor paid and organic keywords with historical data -
SistrixVisibility score, keyword analysis, and SERP features popular in Europe -
SEOClarityEnterprise SERP analytics and rank tracking with generative search features -
AuthoritasSERP feature tracking and AI snippet analysis across 100+ regions
Schema Markup and Structured Data (9)
-
Schema.orgOfficial vocabulary documentation for all structured data types -
Google Rich Results TestValidates structured data and previews rich results eligibility -
Schema Markup Generator (Merkle)Free JSON-LD generator for FAQ, How-To, Product, and Organization schemas - InLinks Schema GeneratorAutomated schema generation based on entity recognition and NLP
-
Organization Schema for EcommerceE-commerce Organization schema including VAT and merchant returns -
BlogPosting Schema GeneratorQuick blog schema generator with author page linking -
Person Schema GeneratorPerson schema generator for author pages -
Case Study Schema SuiteConnects portfolio pages to case studies with schema -
SchemantraValidates and monitors structured data with issue alerts
Page Speed and Core Web Vitals (6)
-
Google PageSpeed InsightsLighthouse audits combined with real-world Chrome user data -
GTmetrixLoad time, page size, and request count analysis with recommendations -
WebPageTestMulti-location and browser testing with filmstrip and waterfall analysis -
LighthouseOpen-source performance, accessibility, and SEO auditing in Chrome DevTools -
CrUX DashboardReal-world Chrome user data with BigQuery and API access -
DebugBearCore Web Vitals monitoring with performance budgets and alerting
SEO Browser Extensions (8)
-
SiteAnalyzer SEO ToolsFree extension for SEO metrics and technical audit analysis -
Keyword SurferFree extension showing volume, CPC, and related keywords in Google results -
Detailed SEO ExtensionFree extension for on-page SEO data including titles, meta, and headers -
SEOQuakeFree extension with toolbar, on-page audit, and SERP overlay -
MozBarDomain and Page Authority metrics for visited pages -
Ahrefs SEO ToolbarFree extension with SEO metrics, on-page data, and redirect chain detection -
WappalyzerIdentifies CMS, frameworks, analytics, and marketing tools behind websites -
Sprout SEOFree extension for on-page analysis, technical checks, and Core Web Vitals
Log File Analysis (4)
-
Screaming Frog Log File AnalyserDesktop tool for analysing bot crawl behavior and crawl budget -
JetOctopusCloud-based log analyzer combining log and crawl data for large sites - Oncrawl Log AnalyserServer log analysis with crawl data for bot behavior and orphan discovery
-
BotifyEnterprise log analysis, crawling, and keyword integration for crawl budget optimization
SEO Automation and Workflows (6)
-
GumloopVisual workflow builder for custom SEO automations without coding -
AirOpsAI content operations for automating SEO and content workflows -
MakeNo-code automation connecting tools and automating reporting -
ZapierConnects SEO tools with CRMs, spreadsheets, and communication platforms -
DataForSEOSEO data API for SERP results, keywords, backlinks, and tracking -
SearchAPI.ioReal-time SERP scraping API for Google, Bing, and YouTube
Reddit Marketing (2)
Reporting and Dashboards (5)
-
Google Looker StudioFree dashboard tool connecting to Search Console, Analytics, and third parties -
AgencyAnalyticsWhite-label reporting for agencies connecting 80+ tools -
DataboxCustomizable dashboards from hundreds of sources with KPI alerts -
DashThisMarketing reporting with SEO templates and drag-and-drop building -
SupermetricsData pipeline from SEO platforms into spreadsheets, Looker Studio, and data warehouses
WordPress SEO Plugins (5)
-
Yoast SEOMost popular WordPress plugin for meta tags, sitemaps, breadcrumbs, and schema -
Rank MathFeature-rich with generous free tier for schema, tracking, and AI suggestions - All in One SEOOn-page analysis, schema, sitemaps, social integration, and Link Assistant
-
SEOPressLightweight plugin handling meta, sitemaps, schemas, and redirects -
The SEO FrameworkMinimalist performance-focused plugin for essential SEO
Free Google Tools (7)
-
Google Search ConsoleKeyword data, indexing status, Core Web Vitals, and manual actions -
Google AnalyticsTraffic sources, user behavior, and conversions tracking - Google TrendsKeyword interest over time and regions for seasonality and trends
- Google PageSpeed InsightsLab and real-world performance data with speed recommendations
-
Google Mobile Friendly TestChecks mobile usability standards compliance - Google Rich Results TestValidates structured data and previews search appearance
- Google Looker StudioFree reporting and dashboards connecting Search Console and Analytics
Google Search Console Enhancement (4)
-
SEOTestingExperimentation platform on GSC data with time and split tests -
SEO StackAI-powered GSC replacement warehousing 10 years of data without row limits -
SEO GetsSurfaces 50k rows vs GSC’s 1k limit with topic clustering and decay heatmaps -
GSC WizardAdvanced GSC tool with keyword clustering, traffic forecasting, and A/B testing
Documentation and Learning (11)
-
Google Search CentralOfficial Google documentation on search best practices -
Schema.org DocumentationFull reference for all structured data types and properties -
Ahrefs BlogTutorials, case studies, and data-driven research -
Moz BlogStrategies, tactics, and analysis with Whiteboard Friday -
Search Engine JournalNews, guides, and how-to articles on SEO and content marketing -
Search Engine LandIndustry news and search marketing analysis -
BacklinkoStep-by-step guides on link building and on-page SEO -
SEOFOMO NewsCurated SEO and digital marketing news by Aleyda Solis -
Open Graph ProtocolDocumentation for OG meta tag protocol used by Facebook and social platforms -
Applinks DocumentationReference for deep linking to mobile apps using meta tags -
JavaScript SEO ChecklistChecklist and resources for JavaScript site SEO covering rendering, indexing, and debugging
No tools found.