Free tier

Financial Data API

Financial Data API is a REST API and Python SDK for stock market and financial data. It exposes symbol lists, market and miscellaneous data, company fundamentals, intraday and end-of-day prices, real-...

Firebase Authentication

Firebase Authentication is a backend identity service for apps that need user sign-in across mobile, web, and other platforms. It provides SDKs and ready-made UI libraries for email and password accou...

Firebase Hosting

Firebase Hosting is a managed hosting service for static websites and single-page web apps. It is designed to help teams deploy content quickly through a global CDN with built-in SSL, preview channels, and rollback support from the Firebase CLI.

Firebase Realtime Database

Firebase Realtime Database is a cloud-hosted NoSQL database designed to store and sync JSON data across web and mobile applications in real time. It helps teams deliver responsive experiences with live updates, offline support, and built-in synchronization across connected clients.

Firecrawl

Firecrawl is a web data infrastructure platform that helps AI systems search, scrape, crawl, and interact with live websites. It turns messy, dynamic web content into clean, LLM-ready data through APIs, SDKs, and an MCP-compatible workflow.

Flagsmith

Flagsmith is an open source feature flag and remote configuration service. It provides APIs and SDKs for web, mobile, and server-side applications so teams can enable or disable features, target users or segments, and change feature values without redeploying code.

FlareWarden

FlareWarden is an uptime monitoring service that automatically discovers related dependencies after a user enters a website URL. It scans for SSL certificates, DNS providers, payment gateways, CDNs, c...

Flightcontrol

Flightcontrol is a platform that deploys applications into the user’s own AWS account. It connects to an AWS account and a Git repository, then automates infrastructure provisioning, CI/CD, and deploy...

Flock

Flock is a team messaging and collaboration platform with channels, direct messages, voice and video calling, file sharing, to-dos, polls, reminders, and integrated search. It provides desktop apps for Windows, Mac, Linux, and Chrome, plus web access through the Flock service.

Flows is a product adoption platform that provides workflows, product tours, surveys, embeddable components, and custom UI components for in-app onboarding and engagement. It includes a no-code editor, SDKs for React and JavaScript, and analytics for tracking how users move through experiences.

FluidForms

FluidForms is a web-based intake form platform that combines standard form fields, adaptive AI interviews, and document intelligence. It supports dynamic follow-up questions based on prior answers, pl...

FlutLab

FlutLab is an online Flutter IDE for creating, debugging, and building cross-platform applications in the browser. It provides code editing, autocompletion, quick Flutter documentation access, hot preview, GitHub integration, and real-time collaboration.

FlutterFlow

FlutterFlow is a visual app builder for creating Flutter-based mobile, web, and desktop applications. It provides a drag-and-drop design environment, a visual action flow editor for app logic, built-in testing tools, and code export for Flutter projects.

Form.taxi

Form.taxi is a hosted form backend for receiving online form submissions without custom server code. It handles submission storage, spam filtering, email notifications, and an admin panel for reviewing inbox entries and adjusting submission settings.

Formbricks

Formbricks is an open source experience management platform for collecting surveys and feedback across websites, in-app surfaces, and email. It supports link-based surveys, in-product surveys, conditi...

Formcarry

Formcarry is a form backend and form API that accepts HTML form submissions over an HTTP endpoint and forwards them to email notifications, a dashboard, and third-party integrations. It supports plain HTML, React, Vue, jQuery, Next.js, and other clients that can submit FormData or JSON.

Formester

Formester is an online form builder for creating forms, surveys, quizzes, and payment workflows without code. It provides a drag-and-drop editor, conditional logic, AI-assisted form generation, and submission handling through a hosted web application.

FormKeep

FormKeep is a hosted form backend for HTML forms and a visual form builder. It accepts form submissions through a form ACTION endpoint or a hosted form, then stores entries, sends email notifications, and can forward data to Google Sheets, Slack, Zapier, webhooks, and other integrations.

Formlets

Formlets is an online form builder for creating contact forms, order forms, surveys, and other data collection forms. It publishes forms to a hosted service and can send submissions to email inboxes, export them to XLS, and connect to more than 2,000 software integrations.

FormNX

FormNX is a hosted online form builder for creating, publishing, and managing web forms. It provides a drag-and-drop editor with 25+ field types, conditional logic, multi-step forms, file uploads, e-signatures, payments, integrations, and embed options such as iframe, popup, and shareable links.

forms.app

forms.app is an online form builder for creating forms, surveys, quizzes, polls, tests, and product-order forms. It provides drag-and-drop form creation, conditional logic, multiple pages, e-signature...

Formspark is a form backend that sends submissions to email and provides a dashboard for viewing, exporting, and routing entries. It accepts form posts from static sites and other front ends without requiring a server, database, API, or JavaScript.

Forward Email

Forward Email is an email service for custom domains that provides free email forwarding and paid custom domain email hosting. The free plan supports unlimited inbound email forwarding for unlimited d...

FOSSA

FOSSA is a software supply chain management platform that scans codebases and imported artifacts for open source dependencies, license issues, vulnerabilities, and SBOM data. It supports package, container, binary, and snippet scanning, then applies policy checks and reporting across the SDLC.

Foursquare Developers

Foursquare Developers is a location platform for building app features with geospatial APIs and SDKs. The page highlights the Developer Console, Places API, Movement SDK, and Studio SDKs for search, geotagging, check-ins, autocomplete, place matching, and geospatial visualization.

Framer

Framer is a no-code website builder for creating professional marketing sites, landing pages, portfolios, and other content-driven web experiences. It combines visual design, AI-assisted layout generation, CMS management, collaboration, hosting, analytics, SEO, and publishing in one platform.

FraudLabs Pro

FraudLabs Pro is a fraud detection service for screening online orders and payment transactions through a REST API and platform plugins. It validates IP geolocation, billing and shipping data, email a...

Free IP API

Free IP API is an IP geolocation API that returns location and network data for IPv4 and IPv6 addresses through JSON and XML endpoints. The service accepts GET and POST requests, and if no IP is supplied it uses the sender's IP address.

Freedcamp is a web-based project management platform with mobile and desktop apps for organizing tasks, discussions, calendars, milestones, files, time tracking, passwords, issues, invoices, CRM recor...

FreeDNS

FreeDNS is a DNS hosting service that provides free DNS, dynamic DNS, static DNS, subdomain hosting, and domain hosting. It supports automated IP updates through a sync endpoint, including IPv6 updates via the v6.sync.afraid.org host.

Frontegg

Frontegg is a customer identity and access management platform for SaaS applications. It provides authentication, authorization, multi-tenant user management, SSO, SCIM, MFA, admin portals, and analytics through a low-code platform and developer APIs.

Fullstory

Fullstory is a behavioral analytics platform that captures user interactions on web and mobile apps, then provides session replay, funnels, heatmaps, dashboards, and related analysis tools. The pricin...

FXRatesAPI

FXRatesAPI is a currency conversion and exchange rates API that provides programmatic access to latest, historical, timeseries, and conversion data. The service exposes endpoints for supported currenc...

Gcore

Gcore is a cloud, edge, security, and AI infrastructure platform with products for virtual machines, bare metal, managed Kubernetes, object storage, CDN, DNS, DDoS protection, WAAP, and serverless edg...

Geekflare

Geekflare provides a REST API suite for web scraping, web search, metadata extraction, screenshots, DNS lookup, and URL redirect checking. The scraping endpoint returns structured data or Markdown fro...

Gemfury

Gemfury is a hosted package repository for public and private packages. It supports RubyGems, npm, PyPI, NuGet, Composer, Go Modules, Maven, Bower, DEB, and RPM packages, and provides repository URLs and command-line workflows for publishing and installing packages.

Geoapify Location Platform

Geoapify Location Platform is a set of HTTP APIs and developer tools for maps, geocoding, routing, places, and reachability analysis. It includes map tiles, static maps, marker icons, geocoding and re...

Geocodify is a geocoding and spatial database API for web and mobile applications. It supports forward, reverse, and batch geocoding, geoparsing, autocomplete, maps, CSV and spreadsheet uploads, and enhanced location datapoints such as timezone, currency, and weather.

Geocodio

Geocodio is a geocoding API and spreadsheet geocoding service that converts addresses to coordinates, coordinates to approximate addresses, and returns appended location data such as Census geographie...

GeoKeo

GeoKeo is a geocoding API for forward and reverse search. It returns structured address components, formatted addresses, coordinates, and OpenStreetMap URLs from a query string or latitude/longitude pair.

Geolocated.io

Geolocated.io is an IP geolocation API that returns location and network data for an IP address in JSON format. The landing page describes RESTful endpoints for standard IP lookup, self IP lookup, spe...

Getscreen.me

Getscreen.me is a browser-based remote desktop platform for connecting to and sharing remote devices from a web browser, desktop dashboard, or Chrome extension. It supports permanent remote access, on...

GetVM

GetVM is a browser sidebar service that provides instant access to Linux VMs, IDEs, and apps for learning, coding, and testing. It runs from a Chrome extension and lets users launch container-based environments in seconds without local installation.

GForge

GForge is an all-in-one DevOps and project management platform that combines issue tracking, Git and SVN repositories, wiki documentation, team chat, and CI/CD in a single system. It can be deployed a...

Gigalixir

Gigalixir is a platform-as-a-service for deploying production applications with buildpack-based workflows. It supports Elixir and Phoenix as the primary use case, and also accepts Ruby, Node.js, Pytho...

GitBook

GitBook is a documentation platform for publishing product docs, help centers, and knowledge bases. It provides a block-based web editor with Markdown support, GitHub and GitLab sync, preview deployme...

GitDailies

GitDailies is a GitHub app that reads repository activity and computes engineering metrics for pull requests and delivery flow. It tracks PR metrics and DORA metrics, then sends alerts and daily summaries through GitHub, Slack, email, or Telegram.

GitGuardian

GitGuardian is a secrets security and non-human identity (NHI) governance platform. It scans internal repositories, CI/CD systems, container registries, collaboration tools, public GitHub activity, an...

GitHub

GitHub is a developer platform for hosting code, collaborating on software projects, and managing the full software development lifecycle. It brings repositories, pull requests, issues, project planning, code review, automation, and security tools together in one place.

GitLab

GitLab is a DevSecOps platform that combines source code management, CI/CD, security testing, compliance controls, and project planning in one product. The hosted GitLab.com offering includes Free, Premium, and Ultimate plans, plus self-managed and dedicated deployment options.

Gleek

Gleek is a text-to-diagram tool for developers that generates diagrams from a keyboard-driven syntax, including flowcharts, UML class and sequence diagrams, state machine diagrams, object diagrams, Gantt charts, and ER diagrams.

GlitchTip is an open source error tracking service for applications and websites. It collects exceptions, log messages, Content Security Policy violations, performance transactions, uptime checks, and...

GoatCounter

GoatCounter is an open source web analytics platform that can be used as a hosted service or self-hosted application. It collects pageview and event data through a single script tag, a no-JavaScript tracking pixel, backend middleware, or logfile imports.

Google Colab

Google Colab is a browser-based notebook environment for writing and executing Python code on Google’s cloud infrastructure. It supports interactive code cells, rich text, Markdown, HTML, LaTeX, file sharing through Google Drive, and access to GPUs and TPUs from a notebook interface.

Grafana Cloud

Grafana Cloud is a managed observability platform that combines metrics, logs, traces, profiles, k6 performance tests, dashboards, and alerting in a single hosted service. It supports OpenTelemetry an...

Grammarly

Grammarly is an AI writing assistant that helps individuals and teams improve clarity, correctness, and tone across everyday writing. It supports drafting, rewriting, proofreading, and communication refinement in a range of apps and workflows.

GraphComment

GraphComment is a web commenting platform that embeds a discussion widget on a website and supports threaded replies, votes, shares, media embedding, text formatting, notifications, moderation tools, and multilingual interfaces.

GraphHopper Directions API

GraphHopper Directions API is a routing and route optimization service exposed through HTTP APIs. It provides turn-by-turn routing, route optimization, geocoding, map matching, isochrones, matrix calculations, and clustering for applications that need location-based planning.

Gridlastic is a cloud Selenium Grid service that provides private browser test environments on Amazon AWS. Users launch a Selenium Grid in the AWS region closest to their test infrastructure, then point existing test suites at the grid hub without changing their environment.

Gro

Gro is a B2B sales automation platform that combines lead discovery, outreach automation, social CRM, and intent scoring. The product searches a 650M+ contact database for verified emails and phone nu...