Hosted services
209 projects offered only as a hosted service, with nothing to install. Not in the home page count or the full list; each keeps its page. Elsewhere: 180 defunct, 1 boundary case, 465 stubs.
A
AblyHosted realtime messaging service for chat, live and collaborative apps, reached through its SDKs and APIs.
- Acoustic Content
Hosted headless content platform that stores content in its own database and delivers it through REST APIs, with a content UI and a Sites feature.
AddSearchHosted site search service that indexes a website through its crawler or API and is added to the site through script tags.
AdyenHosted payment platform that accepts online and in-person payments and sends payouts through one API.
- Agility CMS
Hosted headless content management system with a visual page editor, a Fetch API served over a CDN, and a Management API.
AlgoliaHosted AI search and retrieval platform, served through APIs from data centers in multiple regions.
- Amazon Cognito
Hosted identity platform run by AWS for web and mobile apps, with a user directory, sign-in and OAuth 2.0 tokens.
- Amazon SES
Cloud email service from Amazon Web Services for sending and receiving email through an SMTP interface or an API.
AmplienceHosted content operations platform for commerce that manages content and media and delivers them through HTTP and GraphQL content APIs.
APIrocketHosted service that builds a GraphQL API and a headless content editor for a project from a data model designed in its web app.
AppSignalHosted error tracking and application performance monitoring service, connected to applications through language SDKs.
- Arc XP
Hosted media content platform for publishers and broadcasters, with a newsroom editor, headless delivery through REST APIs and a front-end PageBuilder engine.
Athos CommerceHosted AI product search service for online stores, sold by Athos Commerce.
Athos CommerceHosted AI site search service for online retailers, sold by Athos Commerce.
Auth0Hosted customer identity service that handles user login, single sign-on and user management for apps through APIs and SDKs.
- Axiom
Hosted data platform that collects, stores and analyzes event and telemetry data such as logs, traces and metrics.
B
- BagelDB
Hosted content platform and database with a web admin, a REST content API and client libraries.
BaseHubHosted headless CMS with a block editor, Git-style commits and a GraphQL API.
- Basin
Hosted form backend and form builder that receives submissions from any HTML form and forwards them by email, webhook and integrations.
- BCMS
BCMS is a headless CMS offered as the hosted BCMS Cloud, with a public but no longer maintained open-source repository.
- Better Stack
Hosted observability platform that combines log management, tracing, uptime monitoring, status pages and incident management.
BigCommerceHosted commerce platform for online stores, with REST and GraphQL APIs for headless storefronts.
- Bloomreach Content
Hosted content management platform from Bloomreach that delivers content to websites and apps through a Delivery API.
BonsaiHosted service that runs fully managed Elasticsearch and OpenSearch clusters for search applications.
BrevoHosted email and messaging platform with RESTful APIs and SMTP for transactional email, and tools for email marketing.
BrowserbaseHosted platform that runs cloud browsers, search and fetch for AI agents and applications, reached through an API.
Builder.ioHosted platform for visual page building and headless content, with a visual editor and a code product that works on existing repositories.
Builder.ioHosted visual development and headless CMS platform, with open-source SDKs for rendering its content in JavaScript and mobile frameworks.
- ButterCMS
Hosted headless content management system with a content API, a dashboard for editors and client libraries for several languages.
ButterCMSHosted headless content management system for pages, collections and blog posts, delivered to websites and apps through a REST API.
C
CaisyHosted headless content management system with a GraphQL API, a web editor and TypeScript SDKs.
ChargebeeHosted billing, subscription and revenue operations platform for subscription and usage-based businesses.
ChromaticHosted testing service that captures snapshots of UI states from Storybook, Vitest, Playwright and Cypress tests and compares them across browsers.
CleavrHosted platform that provisions and manages servers from the user's own cloud providers and deploys PHP and Node.js apps to them.
- Clerk
Hosted authentication and user management service for applications, with an API and prebuilt components.
CloudCannonHosted Git-based content management system that edits the files of a static site in a repository, with visual editing and optional hosting.
- Cloudflare D1
Managed serverless SQL database that Cloudflare runs for Workers and Pages projects, with SQLite's SQL semantics.
- Cloudinary
Hosted image and video platform with APIs for uploading, transforming, optimizing and delivering media through a CDN.
- Cloudrexx
Content management system written in PHP, published as open source under the AGPL.
CludoHosted site search and AI answer service for websites, with a dashboard for search settings and a REST API.
CmssyHosted headless CMS with a visual page editor, an AI assistant and a GraphQL delivery API for a Next.js frontend.
ComfortableHosted headless CMS for websites and apps, with a REST content API, a JavaScript SDK and a web interface for editors.
Commerce LayerHosted headless commerce platform with a REST API for checkout, orders, inventory and promotions.
commercetoolsHosted headless commerce platform with HTTP and GraphQL APIs and a Merchant Center admin interface.
ConfigCatFeature flag and remote configuration service, offered as a hosted service, with an open-source proxy that runs in the user's own infrastructure.
ConstructorHosted AI product search and discovery service for ecommerce websites, with a REST API, client libraries and a merchant dashboard.
ContensisHosted digital experience platform from Zengenti with a RESTful delivery API, a dashboard for editors and roles per project.
- Content Hub ONE
Hosted content platform from Sitecore for building and delivering content of any type to any channel, with GraphQL and REST APIs.
- ContentChef
Hosted headless content management service with a schema language, content APIs and a web app for authors.
- Contentful
Hosted headless content platform that stores structured content and delivers it through REST and GraphQL APIs.
ContentoHosted headless CMS for marketing websites, with a REST content API, a visual preview for Next.js and a hosted admin panel.
ContentstackHosted headless CMS with REST and GraphQL content delivery APIs, live preview, custom roles and a web interface for authoring content.
- Cookiebot
Hosted consent management platform for website owners, sold as Cookiebot CMP by Usercentrics.
Core dnaHosted digital experience platform from Core dna that combines content management, eCommerce, multi-site orchestration and forms.
CosmicHosted headless CMS for content teams, with a web dashboard, a REST API and a JavaScript SDK.
CourierHosted customer messaging platform that sends email, SMS, push, chat and in-app notifications through the provider accounts a team already uses.
CoveoHosted enterprise AI search platform that indexes content from many systems and serves search, generative answers and product discovery through APIs and UI libraries.
CrowdinHosted localization platform that manages translation of software, app and website content through a web workspace, integrations and an API.
CrystallizeHosted headless commerce and product information management service with a GraphQL API and a web app for teams.
D
DatabuddyHosted product analytics platform for websites and apps, with error tracking, Web Vitals, feature flags and uptime monitoring.
DatadogHosted monitoring and security platform for infrastructure, applications, logs and errors, with agents and SDKs that send data to it.
DatoCMSHosted headless content management system that delivers content through a read-only GraphQL API and manages it through a REST API.
DescopeHosted customer and agentic identity platform for sign-up, login, single sign-on and user management, configured with visual workflows and SDKs.
DevCycleHosted feature flag platform built on OpenFeature, with client and server SDKs that evaluate flags in applications.
DialoguewiseHosted headless CMS that delivers multi-platform content through an API, with a web portal for authoring and deployment.
DisqusHosted comment and community platform for websites, embedded with a script snippet or a plugin.
- doc2.site
Hosted service that turns Google Docs, Sheets and Drive files into structured content and publishes it as HTML and JSON through an API.
- doc2.site
Hosted service that publishes Google Docs and Sheets content as HTML and JSON through a headless API and a browser extension.
DocRaptorHosted HTML-to-PDF conversion API that renders HTML and CSS to PDF with the Prince engine.
DoofinderHosted AI search and product discovery service for ecommerce stores, with site search, recommendations and category merchandising through platform modules or an API.
DropInBlogHosted blog platform that embeds a blog into an existing website, or serves it headlessly through an API and SDKs.
E
- Easyweb
Hosted headless content management system with a web editing interface and a REST API.
EnvoyerHosted zero-downtime deployment service for PHP and Laravel applications.
ExpertRecHosted AI search and merchandising service for e-commerce and content websites, with platform plugins and a search API.
F
- Fern
Platform and open-source CLI that generates SDKs, API documentation and CLIs from API definitions such as OpenAPI.
- Filestack
Hosted file upload, transformation and delivery API with a picker, storage destinations and SDKs for web and server-side apps.
FirebaseGoogle's hosted platform of backend services for web and mobile apps, including authentication, databases, hosting, storage and messaging.
FlamelinkHosted headless CMS interface for Google Firebase projects, with a no-code web user interface for content editors.
FlotiqHosted, API-first headless CMS with a web admin panel and auto-generated APIs for each content model.
ForminitHosted headless form backend API that receives submissions from forms the user builds, validates and stores them and sends them on by email, webhooks and integrations.
FormspreeHosted form backend that receives submissions from HTML forms, stores them, filters spam and sends them on by email and through integrations.
FoxyHosted shopping cart and checkout that a website adds through a link, button or form, for products, subscriptions and donations.
- Fridge
Hosted content management platform for any kind of content, with a dashboard for editors and a RESTful content API for apps and websites.
Friendly CaptchaHosted, invisible CAPTCHA service that protects websites and apps from bots with a proof-of-work puzzle that runs in the visitor's browser.
G
- Garchi CMS
Hosted headless CMS for website and app content, edited in a dashboard, read through a REST API and reachable by AI agents through MCP.
GitCMSHosted content management service that lets teams, clients and AI agents edit, review and publish Markdown and MDX content stored in a website's Git repository.
GridlyHosted localization and content platform that manages content in a spreadsheet-style interface and exposes it through a REST API.
GridPaneHosted control panel for provisioning servers and running WordPress websites on them, for agencies and hosting businesses.
H
- Headly
Hosted headless CMS with draft, review and approval workflows, locales, and per-project API keys for delivering content to frontends.
HoneybadgerHosted error tracking and logging service for web applications, with SDKs for several languages.
HookdeckHosted webhook infrastructure that receives inbound webhooks, routes and queues them, and delivers outbound events from an application to its customers.
HygraphHosted headless content management system with a GraphQL content API and content federation from remote sources.
Hyvor TalkHosted comment, reaction and rating service that websites embed with a script, with moderation tools.
I
ImageKitHosted image and video transformation, delivery and digital asset management service, with transformations set by URL parameters.
- imgix
Hosted image processing service that transforms, optimizes and delivers images and video through URL parameters.
InkeepHosted platform for AI assistants and agents that answer questions from a company's knowledge sources through Unified AI Search.
iubendaHosted compliance service that generates privacy and cookie policies and runs cookie consent banners for websites and apps.
J
- JekyllPad
Browser-based visual editor that edits the Markdown content of static sites stored in a GitHub repository.
K
kapa.aiHosted platform that ingests a company's documentation, tickets and other sources and answers questions over them with AI retrieval, delivered as a widget, bots, an API or an MCP server.
KindeHosted authentication, user management and authorization service for web and mobile apps, with SDKs and an API.
KnockHosted notification service with a managed API and dashboard for sending in-app and out-of-app product notifications.
Kontent.aiHosted headless content management platform with a web app for content teams and REST and GraphQL delivery APIs for developers.
L
Laravel ForgeHosted server management and deployment service that provisions servers on cloud providers or Laravel VPS and deploys web applications to them.
LaunchDarklyHosted feature flag and runtime control service that applications read through LaunchDarkly SDKs.
Lemon SqueezyHosted payments, subscriptions and merchant-of-record service for selling software, digital downloads and license keys.
- LexasCMS
Hosted headless content management platform for e-commerce, with content scheduling, personalized content and visual previews.
LiveblocksHosted realtime service with sync, presence, comments and notifications for multiplayer apps.
- Localazy
Hosted translation management platform for software, mobile and web app strings, with a CLI, an API and a language CDN.
LocizeHosted localization management platform for websites and apps, with a CDN and an API that deliver translations to the product.
LogRocketHosted session replay, product analytics and error tracking service for web and mobile apps, fed by a client SDK.
- Lokalise
Hosted localization platform for software, websites and mobile apps, with an API, a CLI and translation workflow management.
LoopsHosted email platform for SaaS companies that sends marketing, lifecycle and transactional email, managed through a web app and a REST API.
Luigi's BoxHosted AI-powered search and product discovery service for e-commerce stores.
M
MailerSendHosted transactional email service with an email API, an SMTP relay and official SDKs.
- Mailgun
Hosted email API and SMTP service for sending, receiving and tracking email, run by Sinch.
MailtrapHosted email API, SMTP and email sandbox service for testing and sending email.
- Make
Hosted visual automation platform for building workflows and AI agents that connect business apps.
- Makeswift
Hosted visual website builder that edits the React components of a Next.js app.
MarbleHeadless CMS for blogs, changelogs and articles, offered as a hosted workspace with a dashboard, a REST API and media hosting.
microCMSJapan-made, API-based hosted headless CMS with an admin panel for editors and a REST content API.
- Mintlify
Hosted documentation platform that builds sites from MDX files in a Git repository, with the mint CLI for local preview.
Modern Campus CMSHosted content management system for higher education institutions' websites, sold by Modern Campus with its SaaS hosting.
MollieHosted payment platform for online and in-person payments, with an API that websites and apps call to accept payments.
- MongoDB Atlas
Multi-cloud database service from MongoDB, Inc. that deploys and manages MongoDB databases.
N
O
OneEntryHosted backend-as-a-service with a headless CMS and headless e-commerce for building digital products.
OneSignalHosted customer engagement service that sends push notifications, emails, in-app messages and SMS to users of web and mobile apps through an API and a dashboard.
OpensolrHosted service that runs Apache Solr search indexes for websites and apps, with a web crawler, hybrid search and a RAG API.
- Optimizely SaaS CMS
Fully managed SaaS content management system from Optimizely, with a visual editor, live preview and content delivered through Optimizely Graph's GraphQL API.
- Oracle Content Management
Cloud-based content hub from Oracle for managing content and delivering it across channels, with a REST content delivery API.
OrbHosted usage-based billing service that meters usage, rates it against pricing plans and issues invoices, with an API for sending usage events.
P
PaddleHosted merchant of record platform for software and digital products, covering checkout, subscriptions, payments and tax.
- PayPal
Hosted payment platform whose REST APIs, JavaScript SDK and server SDKs let websites and apps accept PayPal payments.
PDFShiftHosted HTML-to-PDF API that converts raw HTML or URLs into PDF documents.
PercyHosted visual testing and review service at percy.io, fed by snapshots from a command-line client.
PhraseHosted localization and translation platform that keeps source strings in a codebase and delivers translations back through an API, a CLI or an MCP server.
PineconeHosted vector database service for storing, searching and reranking embeddings through a managed API and console.
- Pipedream
Hosted integration platform whose Connect toolkit adds thousands of API integrations to an app or an AI agent.
- PlanetScale
Managed cloud database hosting for MySQL-compatible Vitess and PostgreSQL databases.
PloiHosted server management service that installs servers at cloud providers and deploys sites to them.
PMKINHosted content planner and headless CMS where teams and AI agents plan, write and review content that a website reads over an API.
POEditorHosted localization platform for managing translation projects, contributors and strings through a web app and a REST API.
PolarHosted billing platform for usage-based and subscription payments, with a public API and webhooks that a site or app calls.
PostmarkHosted transactional email service that sends application e-mail through an HTTP API and SMTP.
- Prepr
Hosted headless CMS that combines content management, personalization and A/B testing for websites.
PrismicHosted headless website builder and content management system in which developers define reusable page sections, called slices, that editors assemble into pages.
- Programmable Search Engine
Google service for creating a search engine over chosen websites, served as a Google results page or embedded in a web page.
PubNubHosted realtime platform for publish and subscribe messaging, presence, stored data and server-side logic, used through client SDKs.
PusherHosted realtime messaging API that delivers events published by a server to browser and mobile clients over WebSockets.
Q
QuintypeHosted digital experience platform for news publishers, with a headless publishing CMS, website builder, commenting and paywall tools.
R
RaygunHosted error tracking, real user monitoring and application performance monitoring service for web and mobile apps.
React BricksVisual headless CMS for React and Next.js that lets editors compose pages from components the developers define.
- Read the Docs
Hosted platform that builds, versions and publishes documentation from Git repositories, including Sphinx and MkDocs projects.
- ReadMe
Hosted developer documentation platform that publishes API references and guides, with the rdme CLI for syncing API definitions.
RecurlyHosted subscription management and recurring billing platform for subscription businesses, with an API and webhooks.
- Redis Cloud
Fully managed hosted Redis service from Redis Ltd that runs databases on public clouds.
ResendHosted email API for sending transactional and marketing email from applications, with SDKs and webhooks.
RollbarHosted error tracking service that receives errors from application SDKs, groups them and links each to the code and deploy behind it.
RunCloudHosted control panel that connects, provisions and manages the server and web application infrastructure its users run at cloud providers or on their own hardware.
S
SanityHosted content platform that pairs an open-source, React-based editing studio with a hosted real-time content database queried through GROQ or GraphQL.
ScrivitoHosted web builder with a visual editor and a headless backend and REST interface, now sold as JustRelate Web Builder.
SearchaniseHosted site search and product filter service for online stores, added to a store through platform apps and a JavaScript widget.
SearchStaxHosted service that runs managed Apache Solr search infrastructure and a site search product for websites.
- SendGrid
Hosted transactional and marketing email API and SMTP service, now offered as part of Twilio.
ServerPilotHosted server management service that sets up servers at any cloud provider and runs web apps on them.
- Sheetson
Hosted service that exposes the rows of a Google Sheet as a REST API.
ShopifyHosted commerce platform for online stores, with GraphQL Admin and Storefront APIs for headless storefronts.
- Site Search 360
Hosted site search service whose search runs on the vendor's servers and is connected to a site through a script.
- SitecoreAI
Cloud-native SaaS content management system from Sitecore, with a visual page builder, multisite management and content delivered through a GraphQL API.
- Siteleaf
Hosted content management system for static sites, with a web editor and sync to GitHub.
SnipcartHosted shopping cart and checkout that a website adds with a script, with a REST API, a JavaScript API and webhooks.
- SparkPost
Hosted email sending service with an HTTP API for transactional email, now run as part of Bird.
- Spearly CMS
Hosted content platform that runs A/B tests on website content, added to existing sites with an embed tag.
SpinalHosted git-based CMS that lets writers edit and schedule the content of a static site kept in a GitHub repository.
SpinupWPHosted control panel that connects over SSH to servers the user brings and manages WordPress sites on them.
StatsigHosted product development platform for feature flags, experiments and product analytics.
StoryblokHosted headless content management system with a visual editor, delivering content through REST and GraphQL APIs.
StripeHosted payments and billing platform, with APIs and a dashboard, operated by Stripe, LLC.
- Stytch
Hosted authentication and identity platform, with single sign-on, role-based access control and fraud protection, offered as an API and SDK service.
SuncelHeadless CMS for Next.js sites, with a visual page builder for content editors, offered as a hosted service.
SwellHosted ecommerce platform with an admin dashboard and a backend API for products, orders and checkout.
SwiftypeHosted site search service that crawls a website and returns search results and analytics, owned by Elastic.
T
TallyHosted online form builder where forms are written as text documents, with embeds for websites and an API.
TransifexHosted localization platform for software, websites and apps, with AI translation, an API, a CLI and CI/CD integration.
TransloaditHosted file upload and processing API for images, video, audio and documents, with server-side SDKs and a REST API.
TroglioTrello Power-Up that turns the cards of a Trello board into content for a website or app, published as JSON to git or a server.
turbopufferHosted vector and full-text search database built on object storage, offered as a managed cloud service.
TypeformHosted form, survey and quiz builder whose forms can be embedded in websites and web apps.
U
Umbraco HeartcoreFully managed headless CMS built on Umbraco, with a serviced backoffice and REST and GraphQL delivery APIs, hosted by Umbraco.
UniformHosted digital experience platform that combines a headless CMS, visual editing, personalization and A/B testing, and composes content from other systems.
UploadcareHosted file upload, processing and delivery platform, reached through an upload widget, an API and a CDN.
UploadThingHosted file upload service for web apps, where the app's own server authorizes each upload and the service stores the files.
- Upstash QStash
Hosted HTTP message delivery and scheduling service that calls an endpoint with retries, delays and cron schedules.
Upstash RedisManaged, serverless Redis-compatible database that Upstash runs in the cloud, with optional replication across regions.
UrlboxHosted screenshot and PDF rendering API that turns web pages and HTML into images and PDFs for other sites and apps.
Usecue CMSHosted content management system for Hugo websites that stores content in Git and publishes through instant deployments.
UsercentricsHosted consent management platform that shows consent banners on websites and apps and documents the consents given.
V
VemetricWeb and product analytics platform offered as a hosted service.
W
- Web3Forms
Hosted form backend that sends contact-form submissions from static websites to an email inbox, without server code.
WispHosted headless CMS for blogs on Next.js and React, with a hosted editor, a REST API and a JavaScript client.
- Wix Headless
Hosted headless project type from Wix that exposes Wix business APIs to a frontend the creator builds, which Wix hosts or the creator hosts.
WordPress VIPHosted enterprise platform that runs WordPress sites and Node.js applications, built on open-source WordPress.
WorkOSHosted platform of authentication, single sign-on, user management and authorization APIs for apps.
Z
- Zapier
Hosted no-code automation service that connects web apps and AI agents into workflows.
- Zenblog
Hosted headless CMS for blogs, with a hosted editor, hosted media and a TypeScript client.
Zesty.ioHosted headless and hybrid content management system with a visual manager and REST and GraphQL APIs.
Zesty.ioHosted headless and hybrid content management platform with a drag-and-drop editor, Parsley templating and REST and GraphQL APIs.
ZuploHosted API gateway service that applies authentication, rate limits, spend caps and audit to APIs, LLM calls and MCP servers.

