Strapi leads the pack with 71,300 GitHub stars and the broadest feature set, but PocketBase’s single-binary simplicity and Directus’s database-first philosophy make them compelling alternatives depending on your needs. This guide compares five open-source headless CMS platforms – Directus, Strapi, Ghost, WordPress (headless mode), and PocketBase – across every dimension that matters: setup, performance, scalability, extensibility, pricing, and deployment. Whether you’re a solo developer shipping an MVP or an enterprise team managing content at scale, this report delivers the data and insights you need to choose the right tool.
How each CMS stacks up at a glance
Before diving deep, here’s the complete comparison matrix:
| Feature | Directus | Strapi | Ghost | WordPress (Headless) | PocketBase |
|---|---|---|---|---|---|
| GitHub Stars | ~34,000 | ~71,300 | ~51,800 | ~20,700 (mirror) | ~56,200 |
| Current Version | v11.14.0 | v5.36.1 | v6.19.2 | v6.8.3 | v0.36.5 |
| License | BSL 1.1 | MIT | MIT | GPLv2+ | MIT |
| Primary Stack | Node.js / Vue.js | Node.js / React | Node.js / Ember.js | PHP / JavaScript | Go / Svelte |
| API Types | REST + GraphQL + WebSockets | REST + GraphQL | REST only | REST + GraphQL (plugin) | REST + Realtime SSE |
| Database Support | PostgreSQL, MySQL, MariaDB, SQLite, MSSQL, Oracle, CockroachDB | PostgreSQL, MySQL, MariaDB, SQLite | MySQL only | MySQL, MariaDB | SQLite only |
| Admin Panel | ★★★★★ | ★★★★½ | ★★★★★ (editor-focused) | ★★★★ | ★★★★★ |
| Plugin Ecosystem | 535 extensions | 200+ plugins | Integrations only | 60,000+ plugins | Community hooks |
| Docker Support | Official images | Docs + community tools | Official images | Official images | Community images |
| Setup Time | ~5 min | ~3 min | ~5 min | ~15-30 min (headless) | ~30 seconds |
| Best For | API-first apps, enterprise | Content APIs, corporate sites | Publishing, newsletters | Large-scale CMS, omnichannel | MVPs, prototypes, small apps |
| Cloud Pricing | From $15/mo | Free tier available | From $15/mo | Self-host only | Self-host only (free) |
| Self-Hosted Price | Free (<$5M revenue) | Free (MIT) | Free (MIT) | Free (GPLv2) | Free (MIT) |
| Community (Discord) | ~13,400 members | ~24,800 members | Forum-based | Largest CMS community globally | GitHub Discussions |
Directus: the database-first powerhouse
Directus takes a fundamentally different approach from every other CMS on this list. Rather than creating its own data model, it mirrors any existing SQL database and instantly generates REST and GraphQL APIs on top of it. Created in 2004 by Ben Haynes – a full decade before “headless CMS” became a term – it raised $7M in Series A funding in 2022 and now powers companies like Tripadvisor, Copa Airlines, and Weber.
The platform supports seven databases (PostgreSQL, MySQL, MariaDB, SQLite, MSSQL, OracleDB, CockroachDB), more than any competitor on this list. Its Vue.js-based “Data Studio” admin panel is widely praised for elegance, offering Kanban views, calendar layouts, map views, a visual editor (beta), and collaborative real-time editing. The 535 extensions in its marketplace span interfaces, hooks, operations, layouts, and themes – installable directly from the admin UI.
Strengths that stand out: Directus Flows provide a visual automation builder with five trigger types (event hooks, webhooks, schedules, chained flows, and manual buttons). Native MCP support (v11.13) means AI agents can interact directly with your data. The built-in DAM handles on-the-fly image transformations, focal points, and resumable uploads via the TUS protocol across multiple storage backends (S3, Azure, GCS, Cloudinary).
Where it falls short: The BSL 1.1 license requires a commercial license for organizations with over $5M in annual revenue – not truly “open source” by OSI standards. Breaking changes can appear in any release since Directus doesn’t follow strict semver. Horizontal scaling requires Redis configuration and load balancer setup that can trip up beginners.
Hidden gem: The directus-template-cli ships production-ready templates for CMS, CRM, and e-commerce setups. Combined with schema snapshots (npx directus schema snapshot), you can version-control and replicate entire data models across environments.
Ideal for: Enterprise content management, API-first applications, SaaS backends, mobile app backends, internal tools, and teams that want to wrap an existing database with a modern CMS layer without migration.
Strapi: the community champion with enterprise ambitions
Strapi is the most popular open-source headless CMS by community size, with 71,300 GitHub stars, 700+ contributors, and adoption by NASA, Cisco, Walmart, Airbus, and JPMorganChase. Founded in Paris in 2015 (the name means “Bootstrap your API”), it achieved SOC 2 Type II certification in 2024 and crossed 20 million npm downloads lifetime.
Strapi v5, the current major version, brought a complete TypeScript rewrite, Vite bundling (replacing Webpack), a new Document Service API, flattened API responses, and content history. Setup remains one of the simplest: npx create-strapi-app@latest my-project gets you a working CMS with SQLite in under three minutes. The React-based admin panel features a visual Content-Type Builder where non-technical users can define schemas with Dynamic Zones, Components, and relations – no code required.
Strengths that stand out: Strapi’s plugin marketplace offers 200+ plugins including CKEditor 5, SEO tools, navigation managers, REST caching with Redis, and auto-generated Swagger documentation. The built-in i18n plugin now supports AI-powered automatic translations across all locales (Growth plan). The v5 Plugin SDK with CLI scaffolding makes building typed, tested plugins straightforward.
Where it falls short: MongoDB support was dropped after v3, leaving only SQL databases. Some enterprise features – SSO, audit logs, review workflows – sit behind the paid Growth ($15/seat/month) or Enterprise plan. The v4-to-v5 migration involves breaking changes (Entity Service → Document Service API), and v4 reaches end-of-life in April 2026. Without careful populate parameter targeting, N+1 query patterns can limit concurrency to roughly 200 concurrent users.
Hidden gem: Use --non-interactive mode in CI/CD pipelines for automated project creation. The REST Cache Plugin with Redis can dramatically reduce database load. And Strapi Cloud’s free tier – no credit card required – lets you prototype and validate ideas at zero cost.
Ideal for: Content-heavy websites, corporate sites, mobile app backends, developer portfolios, API-first projects, and teams that want a mature JavaScript/TypeScript ecosystem with strong community support.
Ghost: built for writers, not developers
Ghost exists in a category of its own. Created in 2013 by John O’Nolan (a former WordPress core contributor) and maintained by the non-profit Ghost Foundation, it’s purpose-built for professional publishing, memberships, newsletters, and paid subscriptions. With 51,800 GitHub stars and over 100,000 active websites, Ghost has collectively earned its publishers over $100 million in subscription revenue.
Ghost v6.0 (August 2025) introduced ActivityPub federation – content now syndicates natively to Mastodon, Bluesky, Threads, and Flipboard – plus a native analytics suite. The Koenig editor is among the cleanest writing experiences available, supporting rich media cards, image galleries, embedded content, and simultaneous web + email newsletter composition. Ghost claims performance up to 1,900% faster than WordPress in some benchmarks, and Lighthouse scores of 90+ are routine.
Strengths that stand out: Ghost bundles memberships, paid subscriptions (via Stripe at 0% platform fee), email newsletters with audience segmentation, native comments, built-in SEO (sitemaps, structured data, OG tags), and now social web federation – all without a single plugin install. For publishers, this integrated stack eliminates the complexity of stitching together separate tools.
Where it falls short: Content modeling is limited to posts and pages – no custom content types, custom fields, or flexible schemas. This makes Ghost unsuitable for product catalogs, directories, or complex data structures. The database requirement is MySQL 8 only in production (SQLite for development only). There’s no plugin system by design; extensibility comes through API integrations, webhooks, and code injection. Multi-language content requires workarounds (separate instances or third-party tools like Weglot).
Hidden gem: Ghost’s Admin API is a first-class citizen – the Ghost admin panel itself is built entirely on it. This means anything you can do in the UI, you can automate programmatically. Combine this with Zapier’s 8,000+ integrations for powerful content workflows. The routes.yaml file enables sophisticated custom routing for collections and taxonomies that most users never discover.
Ideal for: Blogs, newsletters, membership sites, digital publications, independent media, creator businesses, and anyone who wants an all-in-one publishing platform without plugin management overhead.
WordPress headless: the 800-pound gorilla goes decoupled
WordPress powers 43.4% of all websites – roughly 500 million sites. Its admin panel, content editing experience, and plugin ecosystem (60,000+ plugins, 13,000+ themes) are unmatched. In headless mode, WordPress becomes a content backend that serves data via its built-in REST API or the WPGraphQL plugin to a separate frontend (Next.js, Gatsby, Astro, Nuxt).
WPGraphQL, with 30,000+ active installations and 3,800 GitHub stars, is becoming a WordPress Canonical Plugin – ensuring long-term project support. Combined with Advanced Custom Fields (ACF), CPT UI, and Faust.js (WP Engine’s open-source headless framework), WordPress transforms into a flexible headless CMS with enterprise-grade content modeling. Companies like Time, CNN, TechCrunch, and Salesforce run WordPress at massive scale through WordPress VIP.
Strengths that stand out: No other platform matches WordPress’s content modeling flexibility when you combine Custom Post Types + ACF PRO + WPGraphQL. The Block Editor (Gutenberg) delivers a modern editing experience, and WPGraphQL Content Blocks exposes block data as structured GraphQL types. Multi-language support via WPML or Polylang is battle-tested. WordPress Multisite enables true multi-tenant architectures from a single installation.
Where it falls short: Headless WordPress is fundamentally a two-stack architecture requiring expertise in both PHP/WordPress and modern JavaScript frameworks. The “Preview Problem” – where the WordPress editor can’t show how content will look on the decoupled frontend – remains the biggest friction point for content teams. Many of WordPress’s 60,000 plugins assume a traditional frontend and simply don’t work headlessly. Security is a persistent concern: 92% of WordPress vulnerabilities stem from plugins, and sites face attacks every 22 minutes industry-wide. Development and maintenance costs are higher due to dual hosting, dual deployments, and dual skill sets.
Hidden gem: WPGraphQL Smart Cache implements tag-based cache invalidation that tracks exactly which data powers each query and surgically invalidates only affected caches when content changes. Using GET requests for GraphQL queries enables network-level CDN caching – a pattern that delivers sub-100ms API responses globally.
Ideal for: Enterprise and corporate sites, omnichannel content delivery, large editorial teams who already know WordPress, WooCommerce headless e-commerce, multilingual sites, and organizations that need the world’s largest plugin ecosystem.
PocketBase: the single-binary revolution
PocketBase compresses an entire backend – database, REST API, realtime subscriptions, authentication, file storage, and admin UI – into a single ~15MB Go binary. Created by Bulgarian developer Gani Georgiev in 2022, it’s rocketed to 56,200 GitHub stars despite being a one-person project still in pre-v1.0 (latest: v0.36.5). There is no company, no funding, and no paid tier. It’s entirely MIT-licensed and free.
Setup is the simplest possible: download, extract, run ./pocketbase serve. Your backend is live in 30 seconds with zero dependencies. The embedded SQLite database (WAL mode) handles 10,000+ persistent realtime connections on a $4/month VPS. The Svelte-based admin dashboard lets you visually define collections, fields, relations, and API access rules. Both Go hooks (compiled into the binary for maximum performance) and JavaScript hooks (dropped into a pb_hooks/ directory, no Node.js required) enable custom business logic.
Strengths that stand out: PocketBase supports 15+ OAuth2 providers, OTP, MFA, and fine-grained API rules using a powerful filter syntax (@request.auth.*, @request.body.*). Building with CGO_ENABLED=1 yields 2-3x faster read/write performance. The entire application state lives in the pb_data directory – backing up one folder is a complete backup. Litestream provides continuous S3 replication for roughly $0.02/month.
Where it falls short: SQLite is the only database option, and there are no plans to change this. Horizontal scaling is impossible – PocketBase runs on a single server only. There’s no GraphQL, no built-in i18n, and the admin UI is English-only. As a pre-v1.0 project from a single developer, backward compatibility isn’t guaranteed, and there’s an inherent bus-factor risk. JS hooks run on a Go-embedded ES5 engine (Goja), which is an order of magnitude slower than Go hooks for computation-heavy tasks.
Hidden gem: PocketBase can be imported as a Go library package, letting you build it into a fully custom application with custom routes, middleware, and business logic – all compiling to a single portable executable. The community pocodex plugin manager (bunx pocodex install <plugin>) is building an emerging ecosystem of reusable extensions.
Ideal for: Prototypes and MVPs, small-to-medium applications, developer portfolios, internal tools, mobile app backends (excellent Dart/Flutter SDK), hobby projects, indie hacker products, and anyone who values radical simplicity over enterprise features.
The pros and cons you actually need to know
Rather than exhaustive lists, here are the decisive trade-offs for each platform:
| Dimension | Directus | Strapi | Ghost | WordPress (Headless) | PocketBase |
|---|---|---|---|---|---|
| Biggest Pro | Works with any existing SQL database – zero migration | Largest open-source headless CMS community + MIT license | All-in-one publishing with memberships, newsletters, subscriptions | Unmatched plugin ecosystem + 43% market share | Single binary, zero dependencies, 30-second setup |
| Biggest Con | BSL license restricts orgs >$5M revenue | Enterprise features paywalled; v4→v5 migration is breaking | Content limited to posts/pages – no custom types | Two-stack complexity + security overhead | No horizontal scaling; SQLite only; single developer |
| Performance | Fast with Redis caching; requires tuning for large datasets | Good; needs targeted populate to avoid N+1 queries |
Exceptionally fast out of the box | Frontend can be static/CDN-served for sub-100ms loads | Blazing fast Go binary; 10k+ realtime connections on $4 VPS |
| Scalability | Horizontal via load balancer + Redis | Horizontal possible; used by Cisco, Walmart | Vertical + Ghost(Pro) auto-scaling | Enterprise-proven at massive scale (WordPress VIP) | Vertical only – single server, single SQLite file |
| Auth System | Field-level RBAC, SSO (SAML/LDAP/OIDC), 2FA, policies | RBAC + JWT; SSO on paid plans only | Staff roles + member system with Stripe billing | Built-in roles + JWT/OAuth plugins | 15+ OAuth2 providers, OTP, MFA, granular API rules |
| i18n Support | Built-in translation interface, 30+ admin languages | Built-in i18n plugin + AI translations (paid) | No native content i18n – workarounds required | WPML/Polylang (mature, battle-tested) | None – implement at application level |
| Media/DAM | Full DAM: transformations, focal points, TUS uploads, multi-storage | Media library with S3/Cloudinary, focal points | Basic uploads only – external services recommended | Built-in media library with image editing | File storage with S3 support, auto thumbnails |
Tips, tricks, and hidden features developers should know
Performance optimization across all five platforms
Directus: Enable Redis caching (CACHE_ENABLED=true, CACHE_STORE=redis, CACHE_AUTO_PURGE=true). Mark non-searchable fields as such (v11.13+) to skip them in queries. Use the fields parameter to select only needed columns, reducing payload size significantly.
Strapi: Never use populate=* in production – always specify exact relations to avoid N+1 queries that cap concurrency at ~200 users. Install the REST Cache Plugin with Redis. Use PostgreSQL for production (SQLite is development-only). Enable gzip compression middleware.
Ghost: Choose a lean, well-coded theme and validate with Lighthouse before installing. Compress images before upload. Use the Alpine Docker variant (ghost:alpine) for smaller container footprints. Self-hosters should front Ghost with Cloudflare for CDN and DDoS protection.
WordPress (Headless): Implement WPGraphQL Smart Cache with tag-based invalidation. Use GET requests for GraphQL to enable CDN caching. Combine ISR (Incremental Static Regeneration) on Next.js with webhook-triggered rebuilds. Layer caching: browser → CDN → GraphQL cache → Redis object cache → Nginx page cache.
PocketBase: Build with CGO_ENABLED=1 for 2-3x faster SQLite operations. Tune PRAGMAs: synchronous=NORMAL, temp_store=MEMORY, cache_size=-32000. Use Litestream for continuous S3 backup replication at ~$0.02/month.
Automation and webhook capabilities
All five platforms support webhooks, but their approaches differ meaningfully:
- Directus Flows offer a full visual automation builder – five trigger types, built-in operations (CRUD, email, HTTP requests, sandboxed scripts), condition logic, and flow chaining. This is the most powerful no-code automation of the five.
- Strapi provides lifecycle hooks (beforeCreate, afterUpdate), cron jobs, and configurable webhooks that trigger on content events – ideal for triggering Vercel/Netlify rebuilds.
- Ghost has native webhooks for all content lifecycle events plus deep Zapier integration connecting to 8,000+ services.
- WordPress uses its extensive action/filter hook system plus plugins like WP Webhooks for outbound notifications.
- PocketBase offers Go and JS hooks for all lifecycle events plus built-in cron job scheduling – powerful but code-only, no visual builder.
Which CMS fits which use case
| Use Case | Best Choice | Runner-Up | Avoid |
|---|---|---|---|
| Blog / content site | Ghost | Strapi | PocketBase |
| Newsletter / membership site | Ghost (built-in) | WordPress + plugins | PocketBase |
| Mobile app backend | Directus or Strapi | PocketBase (small apps) | Ghost |
| Enterprise CMS | WordPress (VIP) or Directus | Strapi (Enterprise plan) | PocketBase |
| Developer portfolio | PocketBase | Ghost or Strapi | WordPress (overkill headless) |
| SaaS application backend | Directus | Strapi | Ghost |
| E-commerce backend | WordPress (WooCommerce headless) | Directus or Strapi | Ghost, PocketBase |
| API-first project | Strapi or Directus | PocketBase | Ghost |
| Rapid prototype / MVP | PocketBase | Strapi (free cloud) | WordPress headless |
| Multi-tenant setup | WordPress (Multisite) | Directus (custom RBAC) | PocketBase, Ghost |
| Internal tools | PocketBase or Directus | Strapi | Ghost |
| Multi-language site | WordPress (WPML) | Strapi (i18n) or Directus | Ghost, PocketBase |
Deploying your CMS on Dublyo in under 2 minutes
Dublyo (dublyo.com) is a Docker-based PaaS by Mulanen LLC (Kuwait) currently in public beta that takes a fundamentally different approach to pricing: you pay per server, not per app. This means a single $8.20/month Standard server can run 3-5 applications – your CMS, database, and any other services – for one flat price.
Which CMS templates are available on Dublyo
| CMS | Template Available | Status |
|---|---|---|
| WordPress | ✅ Confirmed | Shown on homepage as one-click template |
| Strapi | ✅ Confirmed | Shown on homepage as one-click template |
| Ghost | ✅ Confirmed | Listed in platform documentation |
| Directus | ⚠ Likely (unconfirmed) | Part of 150+ template catalog; not explicitly shown on homepage |
| PocketBase | ⚠ Likely (unconfirmed) | Part of 150+ template catalog; not explicitly shown on homepage |
Zero to running CMS in four steps
The deployment workflow is designed for speed. First, select a cloud provider (Hetzner, DigitalOcean, Vultr, or OneProvider) and server size – starting at $4.60/month. Second, browse the 150+ template catalog and select your CMS. Third, click deploy. Dublyo auto-provisions the server, pulls the Docker containers, configures SSL certificates, and assigns a URL. Fourth, access your running CMS admin panel. Dublyo claims – and the Docker-based architecture supports – that template deployments complete in under 2 minutes.
For the ~$10/month tier (Standard server at $8.20/month), you get approximately 2 vCPUs, 4GB RAM, and 40GB SSD on Hetzner – sufficient to run Strapi or Ghost alongside a PostgreSQL database with room to spare. The $4.60/month Starter tier works for PocketBase (which needs minimal resources) or a lightweight Ghost instance.
GitHub connect deployment adds another dimension: push code to a repository, Dublyo’s AI analyzes it, generates a Dockerfile if needed, and deploys automatically. Every subsequent git push triggers a redeployment – built-in CI/CD without configuration.
Why Dublyo costs a fraction of per-app platforms
The cost difference is dramatic when running multiple services. Here’s what deploying five small applications (a common scenario: CMS + database + API service + worker + frontend) costs across platforms:
| Platform | Monthly Cost (5 apps) | Pricing Model | Annual Cost |
|---|---|---|---|
| Dublyo | $8.20 | Per-server (unlimited apps) | $98 |
| Heroku | ~$125 | Per-dyno + add-ons | ~$1,500 |
| Railway | ~$75 | Usage-based per service | ~$900 |
| Render | ~$70 | Per-service | ~$840 |
| DigitalOcean App Platform | ~$48 | Per-container | ~$576 |
| Fly.io | ~$30-50 | Per-machine + bandwidth | ~$360-600 |
For a single CMS deployment (CMS + database), Dublyo’s $4.60-$8.20/month compares to $12-30 on Heroku, $10-20 on Railway, and $14-25 on Render. The savings compound with each additional app: since Dublyo charges per server rather than per service, adding a staging environment, a monitoring tool, or a second CMS instance costs nothing extra as long as your server has capacity.
Key advantages over competitors include unlimited apps on one server with no per-app fees, Docker-based portability with no vendor lock-in, European data centers (Germany, Finland) for GDPR compliance, and transparent pricing at actual cloud infrastructure cost. The GitHub OAuth login with free credits and no credit card requirement removes friction from getting started.
Caveats worth noting: Dublyo is still in public beta, so enterprise-grade SLA enforcement is unproven. Data centers are currently European only – no US or Asia regions. Running multiple apps on a shared server means resource contention is possible under heavy load, so right-sizing your server tier matters.
Conclusion: choosing the right CMS comes down to three questions
What are you building? If it’s a publishing business with memberships and newsletters, Ghost’s integrated stack is unbeatable. If it’s a flexible API backend for apps or websites, Strapi and Directus are the strongest choices. If it’s a rapid prototype or small project, PocketBase’s single-binary simplicity is hard to argue with. If you need the world’s largest ecosystem and an editorial team already knows the admin panel, headless WordPress delivers.
How big will it get? PocketBase tops out at roughly 10,000 concurrent users on a single server. Ghost and Strapi scale horizontally with some effort. Directus handles enterprise loads with proper Redis and load balancer configuration. WordPress has proven itself at virtually any scale through WordPress VIP – but at proportionally higher cost and complexity.
What’s your budget? PocketBase is completely free with hosting costs as low as $4/month. Strapi’s MIT license and free cloud tier offer the most generous starting point among full-featured options. Directus is free for organizations under $5M revenue. Ghost’s self-hosted option costs nothing beyond a VPS and email delivery service. WordPress is free but headless mode roughly doubles hosting and development costs. Deploying any of these on a platform like Dublyo – where a $8.20/month server runs unlimited applications – eliminates the per-app cost multiplication that makes platforms like Heroku and Railway expensive at scale.
The headless CMS landscape in 2025 offers genuine choice. The best platform isn’t the one with the most GitHub stars – it’s the one whose trade-offs align with your specific constraints, team skills, and growth trajectory.