Tools Starting with "H"

106 tools found

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Hugging Face Transformers

Open-source library to build and test NLP models for understanding conversational voice queries

Voice Search Optimization Open-source
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Hugging Face

Open-source platform for NLP and machine learning models

Content Optimization Open-source
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Hugging Face Models

Platform to run open-source LLMs to audit how different models categorize specific domains

GEO & AI Audits Open-source
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Hugo

Fastest open-source static site generator for massive SEO-ready architectures

CMS & SEO Hosting Open-source
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Hoppscotch

Open-source API development ecosystem used by SEOs to test and debug headless CMS endpoints and schema APIs

Technical SEO Open-source
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Hugging Face SEO Tools

Community-driven machine learning models for title generation and content classification

Content Optimization Open-source
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Hugging Face Open LLM Leaderboard

Compare and analyze models used in AEO to understand which LLMs prioritize specific data sources

GEO & AEO Open-source
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Http-Toolkit

Open-source tool for intercepting, debugging, and rewriting HTTP traffic for routing validation

GEO & Routing Freemium
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HAProxy Ingress

Kubernetes ingress controller based on HAProxy for high-performance traffic routing

GEO & Routing Open-source
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Hush

A simple no-nonsense blocker for those annoying cookie consent notices

Browser Extensions Open-source
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HARPA AI

AI-powered automation for web monitoring data extraction and ChatGPT integration in browser

Browser Tools & Bookmarklets Freemium
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HIX.AI

Comprehensive AI writing copilot for browsers and standalone content generation

AI Content Generation Freemium
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Hallucination Index

Tool to measure and minimize AI hallucinations in LLM-generated content

AI Engine Optimization Free
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Headliner

Create SEO-friendly video audiograms from podcasts to share on YouTube and social

Video SEO Freemium
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Helium 10 Adtomic

AI-powered PPC platform that feeds back into organic SEO keyword rankings

Amazon SEO Paid
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Helium 10 Xray

Chrome extension for instant product validation and SEO health checks on Amazon SERPs

Amazon SEO Freemium
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Help A B2B Writer

Platform connecting writers with B2B sources for high-authority link acquisition

Content Marketing Platforms Free
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Hevo Data

No-code data pipeline to move SEO data from various sources to warehouses

Data Studio & BI Connectors Freemium
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Hexometer

AI-powered website monitoring tool that checks for technical issues and uptime anomalies 24/7

SEO Automation & Workflow Tools Freemium
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Hexowatch

AI-powered monitoring for visual, HTML, and price changes on any website

Change Detection Paid
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HeyGen

AI video generation for localized video SEO with natural voice and lip-syncing

Video SEO Paid
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Hike SEO

SEO software designed for small teams and agencies to manage multiple clients easily

SEO Platforms Paid
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HoneyBook

Client management and billing for SEO freelancers

Client Management Paid
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HubSpot AI Search Grader

Free tool to analyze brand visibility and authority across generative search engines

AI Visibility Trackers Free
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Hugging Face SEO Tool

Experimental AI tools for generating meta tags and analyzing semantic content relevance

Content Optimization Free
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Humio

Real-time log management platform designed for modern observability

Log File Analyzers Paid
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Hunter.io

Email finder and outreach tool for link building with verified contact information

Link Building Freemium
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Hygraph SEO

Federated content platform enabling complex SEO configurations for high-performance GraphQL APIs

Headless CMS SEO Freemium
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HypeAuditor

AI-powered influencer marketing platform with detailed social SEO auditing features

Social Media SEO Tools Paid
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Hypefury

Monetization and scheduling tool that helps grow LinkedIn audience through automated engagement

LinkedIn SEO Optimization Freemium
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Huginn

Open-source system for building agents that monitor and act on web changes

Change Detection Open-source
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HAProxy

High-performance load balancer and routing software for complex domain architectures

Routing & Redirects Open-source
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Haystack by Deepset

Open-source NLP framework for building search systems with verifiable citations

ChatGPT & LLM Citation Tracking Open-source
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HSTS-Checker

Python tool to check for HTTP Strict Transport Security implementation across site lists

Python SEO Libraries Open-source
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HTTP Archive

A collaborative effort to track how the web is built, providing deep data on performance trends

Core Web Vitals Free
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HARO

Service that connects journalists with expert sources providing high-quality backlink opportunities

Link Building Freemium
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HARO (Connectively)

Platform connecting journalists with expert sources for high-authority media backlinks

Link Building Freemium
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HOTH Backlink Checker

Free backlink tool powered by Semrush data for quick domain analysis and link count

Backlink Analysis Free
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HREFLANG Tags Lite

Simple management of hreflang tags for international SEO on WordPress sites

Technical SEO Free
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HSTS Preload

Security routing tool to manage HSTS headers and domain submission to browser preload lists

Routing & Redirects Free
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Happy Scribe

Transcription and subtitling service with built-in editor for SEO-ready video files

Video SEO Freemium
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Harvest

Time tracking and invoicing for billable SEO agency hours

Client Management Freemium
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Hashtag Expert

AI-powered hashtag generator for iOS to maximize short-form video reach and SEO

TikTok & Short-Form Video SEO Freemium
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Hatchful by Shopify

Shopify's logo and favicon creator for entrepreneurs providing full social and web asset packages

Favicon Tools Free
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Headline Analyzer

Analyzes headlines for emotional impact and SEO potential to increase CTR

Content Optimization Free
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Heap

Automatically capture every user interaction on your site or app to analyze behavior without code

Analytics Freemium
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Heap Analytics

Automated capture of web and mobile interactions to provide actionable behavioral insights

Analytics Paid
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HeidiSQL

Lightweight, open-source SQL client for Windows to manage databases and servers

Server Management Open-source
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Helium 10

All-in-one suite for Amazon sellers focusing on product ranking and keyword optimization

Amazon SEO Freemium
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Hemingway Editor

App that highlights lengthy complex sentences and common errors to improve content readability

Content Optimization Free
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Hetzner DNS

Reliable DNS management with API support for high-traffic domain routing

Domain Management Free
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Hexonet

High-performance API-first registrar designed for resellers and domain investors

Domain Registrars Paid
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Hextom: Bulk Image Edit

Professional image processing for Shopify stores to optimize alt text and file sizes at scale

Shopify SEO Apps Freemium
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Hitwise

Audience and competitive intelligence based on ISP data

Competitor Tracking Paid
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Hobo SEO

Technical SEO auditing tools including specialized scheduled crawling services

Technical SEO Paid
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Holistics

Self-service BI platform that simplifies SEO data modeling for analysts

Data Studio & BI Connectors Paid
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Hootsuite

Comprehensive social suite for managing multiple profiles monitoring trends and measuring ROI

SMO: Social Media Optimization Paid
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Hootsuite Impact

Advanced YouTube analytics that measures video ROI and search performance for brands

Video SEO Paid
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Hootsuite LinkedIn Analytics

Enterprise-grade social management for LinkedIn scheduling monitoring and deep performance ROI

LinkedIn SEO Optimization Paid
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Hotjar

Behavioral analytics tool that provides heatmaps and session recordings to improve UX and SEO

Analytics Freemium
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Hover

Clean and simple domain management for professionals who want to avoid aggressive upselling

Domain Services Paid
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HowToReddit

Comprehensive data-driven guide and toolset for optimizing brand presence and SEO on Reddit

Reddit & Forum SEO Tools Free
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Hreflang Checker

Tool for validating and checking hreflang tag implementations for international SEO

Technical SEO Free
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Hreflang Checker Extension

Chrome extension for instant verification of hreflang tags and X-Default status while browsing live pages

International SEO & Hreflang Management Free
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Hreflang Checker by Sitechecker

Audit and validate hreflang tags on live pages to ensure correct regional routing and detect attribute errors

International SEO & Hreflang Management Freemium
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Hreflang Tag Checker

Verifies hreflang deployment and identifies common configuration errors on the current page

Technical SEO Free
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Hreflang Tags Generator

Generates the correct hreflang tags for multi-language and multi-regional websites

Technical SEO Free
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Hrefs Free Tools

Collection of free SEO tools including backlink checkers and website authority checkers

Technical SEO Free
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HubSpot Academy SEO

Inbound marketing focused SEO training for beginners looking to integrate with CRM data

Tutorials and Guides Free
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HubSpot Academy SEO Certification

Free training covering website optimization, content strategy, and how to improve search engine rankings

Tutorials and Guides Free
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Huckabuy

Automated structured data platform that converts website content into technical SEO assets

Schema Markup & Structured Data Paid
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Hunter - Email Finder

Find email addresses associated with the website you are visiting for outreach campaigns

Browser Tools & Bookmarklets Freemium
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Hunter Templates

A library of high-converting link building outreach templates and sequences

Backlink Analysis Free
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htaccess.madewithlove

Visual generator for .htaccess files to manage site-level routing and security

Technical SEO Free
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Hydration Overlay

Debug tool for identifying hydration mismatches in SSR frameworks like Next.js and Nuxt

JavaScript SEO & Dynamic Rendering Open-source
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Hugging Face SEO Description

AI tool to generate meta descriptions and titles using LLMs

Content Optimization Free
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HandleDrip

Automated monitoring for social media handles and domain expirations to protect brand assets

Digital Branding Freemium
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Harlow

Automated outbound link building and PR outreach assistant with CLI features

Link Building Paid
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HasData

Unified API platform for SERP extraction social media data and web scraping services

API-First SEO Platforms Freemium
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Heatmap.com

High-performance heatmap tool emphasizing revenue tracking per click

Heatmaps & Session Recording Paid
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Help a B2B Writer

Platform connecting B2B writers with expert sources to secure high-quality organic backlinks and quotes

Link Building Free
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Hexomatic

No-code web scraping and work automation platform for SEO lead gen

Automation Paid
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Historical Sitemap Checker

Tool that compares current sitemaps with Wayback Machine versions to track site architecture changes

Sitemap Tools Paid
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Howuku

Optimization platform featuring heatmaps session recordings and website personalization

Heatmaps & Session Recording Paid
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Hreflang Sitemap Tool

Specialized tool to generate XML sitemaps containing cross-referenced hreflang tags for international SEO

Sitemap Tools Free
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HypeIndex

Web3-specific search intent and social sentiment tracker for crypto projects

Web3 & Blockchain SEO Tools Freemium
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HypeSuggest

Emerging keyword tool focused on trending topics from Reddit, Quora, and Google autocomplete

Content Optimization Freemium
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Hyperspeed

Automated performance optimization for Shopify stores including lazy loading and app script minification

Shopify SEO Paid
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Hypotenuse AI

AI specialized in bulk generating product descriptions and SEO tags from product images/data

eCommerce SEO Paid
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Handshake

Decentralized naming protocol for censorship-resistant SEO and domains

Web3 & Blockchain SEO Tools Open-source
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Hemingway-Open

Open-source implementation of writing analysis for readability and SEO

Content Optimization Open-source
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Hreflang-Checker

Automated validation of hreflang tags across international website versions

Technical SEO Open-source
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Hreflang-Checker-CLI

Validate hreflang tags across international sites via command line

Technical SEO Open-source
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Header-Checker

Bulk check HTTP response headers for large lists of SEO landing pages

Technical SEO Open-source
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HARO SEO Filters

Open-source script to filter HARO emails for high-relevance link opportunities

Link Building Open-source
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hreflang-php

Lightweight PHP library for generating and managing SEO-compliant hreflang HTML tags in backend applications

International SEO & Hreflang Management Open-source
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HSTS Sitemap Auditor

Checks if sitemap URLs are strictly HTTPS and compliant with HSTS headers to avoid redirect loops

Sitemap Tools Free
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Hall Analysis Schema Generator

Simple point-and-click tool for creating basic JSON-LD markup for local businesses and people

Schema Markup & Structured Data Free
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HaroHelper

Automates the tracking and responding to HARO requests for link building opportunities

SEO Automation & Workflow Tools Paid
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Hawk Host

Reliable registrar and hosting provider known for high uptime and consistent pricing

Domain Registrars Paid
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Hindsight

Simplified heatmap and session recording tool for high-traffic content sites

Heatmaps & Session Recording Freemium
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Home SEO Bookmarklet

One-click bookmarklet to check on-page elements social tags and image assets

Browser Tools & Bookmarklets Free
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Hot-Hash

Hashtag recommendation engine for vertical video platforms based on engagement metrics

TikTok & Short-Form Video SEO Free
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Hreflang CSV to XML Converter

Simple browser-based utility to convert mapped language pairs in CSV format into a valid XML sitemap

International SEO & Hreflang Management Free
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Hreflang Manager

Automated solution for setting up international hreflang tags on Shopify for cross-border commerce

Shopify SEO Paid
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Hreflang.org Tool

Free generator and validator for hreflang tags to ensure correct GEO-routing for international SEO

GEO & Routing Free