3,929 tools
Free planWeb framework
htmgo is a Go framework for building interactive websites with htmx hypermedia attributes, compiling projects to a single deployable binary. It includes live reload, automatic route registration, Tailwind CSS support, and custom htmx extensions to reduce boilerplate.
Free planWriting
HTMLy is an open-source, databaseless PHP flat-file CMS and blogging platform designed for speed on modest hosting. It ships archives, tags, scheduled posts, two-factor auth, full-text search, and one-click updates without relying on third-party plugins for core features.
No free planCode
HTTPie is an API testing client for terminal, desktop, and web that emphasizes intuitive requests, collections, environments, and offline use. Its AI experience adds natural-language assistance for building and understanding API calls alongside the broader HTTPie desktop and web apps now in public beta.
Free planPHP library
HTTPlug is a PHP HTTP client abstraction that lets libraries depend on a standard interface instead of a specific HTTP client implementation. Adapters connect to popular clients, and a plugin system adds logging, authentication, and other request lifecycle behavior.
Free planCode
HttpMaster is a native desktop HTTP testing and debugging tool for building chained API workflows, importing OpenAPI specs, validating responses, and running tests offline without accounts. The vendor states the edition is completely free without ads or subscriptions.
Free tier unknownVoice
httpSMS turns an Android phone into an SMS gateway you control through a simple HTTP API. Install the companion app, then send and receive text messages worldwide without relying on a separate SMS provider or short code.
Free tier unknownCode
Huawei Cloud Domain Name Service (DNS) lets teams register and manage domains on Huawei’s global DNS infrastructure. The product page highlights reliable, low-latency resolution to route end users to applications and services.
Free planIoT
Hubble Network provides global connectivity for IoT devices through sandbox testing and live terrestrial plus satellite network plans. Developers use Hubble Connect, APIs, and SDKs to broadcast device data and scale from proof-of-concept devices to production deployments.
Free tier unknownFintech
HUBUC offers a cloud-native card issuing and processing engine for fintechs to launch debit, credit, and prepaid programs on global payment networks. The platform advertises fast authorization processing, dynamic spend controls, 3-D Secure support, and ISO-8583 compliant infrastructure.
Free tier unknownAgent testing
Hue helps teams build reliable AI agents by turning real user requests into repeatable tests run in production-like environments. It captures tasks from usage, simulates matching tools and MCP endpoints, reruns agents in stateful sandboxes, and scores performance across versions with OpenTelemetry-compatible tracing.
Free planCode
Hugging Face is the central collaboration platform and repository for machine learning, hosting over 1 million open-source models, datasets, and ML demonstration applications (Spaces). It provides Inference Endpoints, Spaces hosting, AutoTrain, and the Transformers library ecosystem.
Free planStatic site generator
Hugo is an open-source static site generator written in Go, widely used for blogs, documentation, and marketing sites. It emphasizes fast builds, flexible templating, asset pipelines, and a large theme ecosystem while remaining free to use.
Free planAssistant
Huly is an open-source everything app that combines project tracking, chat, documents, and team collaboration as an alternative to tools like Linear, Jira, Slack, and Notion. Cloud hosting adds usage-based compute and media charges on top of published workspace plans.
Free tier unknownAnalytics
Human Behavior captures session replays, logs, traces, analytics, and performance signals with one SDK, then layers AI agents that investigate issues and act on findings.
Free to startAssistant
Humanize AI Pro rewrites AI-generated text to read naturally and bypass detectors, with a free tier and paid plans that expand monthly word quotas, tone modes, and Hugent agent features. A browser extension and developer API are referenced on the site.
Free tier unknownWriting
HumanizerPRO humanizes ChatGPT and other AI text with multilingual output, detector bypass claims, and bundled checker tools. Subscriptions bill through Paddle with monthly or annual options and a published API offering.
Free tier unknownCode
human-kit provides headless, accessible UI components for Svelte 5 such as Dialog, Drawer, ComboBox, DatePicker, Menu, and Table. Each primitive ships behavior, ARIA semantics, and keyboard handling while leaving visual styling entirely to your app.
Free planAssistant
HumanLayer is a multiplayer coding agent workspace and control plane that unifies agent sessions, plan artifacts, and code diffs for software teams. It ships IDE and cloud components for collaborative agent development with BYOK support on paid tiers.
Free tier unknownCode
Humwork connects stuck AI coding and workflow agents to verified human experts in real time via MCP. When an agent hits a wall, Humwork matches engineers, designers, or strategists in under 30 seconds, lets them work inside the agent context, and returns solutions so the agent can continue.
Free planCode
Humy.ai is a social-studies learning platform where K-12 students interview and debate 1,200+ AI historical figures grounded in primary sources. Teachers assign auto-graded interviews, panels, and simulations while students practice sourcing and evidence-based argumentation.
Free tier unknownCode
Hydraulic Conveyor is desktop app distribution software from Hydraulic.dev. It builds self-updating, signed packages for Electron, Flutter, JVM, and native apps, targeting every OS from a single pipeline instead of hand-rolling installers per platform.
Free planWriting
Hygraph is a GraphQL-native headless CMS for structuring content and delivering it across channels. Marketers and developers use it to model content, scale with AI-assisted workflows, and ship faster to web and mobile experiences.
Free planCode
Hyperaide is a personal assistant that runs through iMessage and Telegram using your existing ChatGPT subscription. It remembers context, connects to apps you already use, and proactively follows up without charging a separate Hyperaide subscription today.
Free planCode
Hyperbeam provides a Virtual Computer API so developers can embed remote desktop and mobile environments in web apps.
Showing 2,256 of 3,929 tools
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