Directory
All vendors
Every vendor scored by The Headless Index, grouped by category.
433 scorecards across 13 categories
Content Management
21 scoredCommerce
18 scoredAuth & Identity
40 scored- Microsoft Entra ID82B
- WorkOS82B
- Supabase Auth74B
- Ory72B
- Okta72B
- Frontegg70B
- authentik68B
- Keycloak66B
- Amazon Cognito66B
- Ping Identity64B
- Better Auth63B
- PropelAuth60B
- ZITADEL72C
- Kinde58C
- SuperTokens54C
- Clerk54C
- Authsignal54C
- Stytch52C
- Descope52C
- Casdoor52C
- FusionAuth51C
- Logto50C
- Hanko50C
- Firebase Authentication49C
- Auth048C
- AuthZed43C
- Magic42C
- TrustPath25F
- Persona25F
- Oso25F
- OpenFGA25F
- Hellō25F
- FrontEgg Management25F
- Sumsub13F
- Stack Auth13F
- Privy13F
- Pomerium13F
- Permify13F
- Pangea13F
- Veriff13F
Search & Vector DBs
20 scoredPayments
51 scored- Stripe100A
- Razorpay76A
- Polar75A
- Metronome75A
- Paddle72B
- Recurly72B
- PayPal72B
- Modern Treasury72B
- GoCardless72B
- Lithic70B
- Chargebee66B
- Mollie66B
- Square65B
- Lemon Squeezy64B
- Checkout.com64B
- Braintree64B
- Paystack62B
- Marqeta62B
- Worldpay58C
- Spreedly56C
- Klarna56C
- dLocal56C
- Adyen56C
- Rapyd50C
- Nuvei50C
- BlueSnap50C
- Authorize.Net48C
- Synctera44C
- m3ter44C
- Increase44C
- Yapily44C
- Orb43C
- TrueLayer25F
- Treasury Prime25F
- Tipalti25F
- Tilled25F
- Stigg25F
- Routable25F
- Revolut Business25F
- Plaid25F
- MX25F
- Lago25F
- Helcim25F
- Finix25F
- Dwolla25F
- Unit25F
- Tink13F
- Teller13F
- Ramp13F
- Mercury13F
- Wise Platform13F
Communications
33 scored- Twilio84B
- Resend76B
- Knock72B
- SendGrid70B
- Novu69B
- Postmark68B
- Vonage67B
- Ably66B
- Courier65B
- Pusher60B
- Mailgun60B
- Telnyx59C
- Customer.io58C
- Plivo56C
- Plain53C
- Sinch50C
- MailerSend47C
- MessageBird (Bird)43C
- OneSignal38D
- Missive25F
- Loops25F
- Listmonk25F
- Drip25F
- Constant Contact25F
- Zendesk25F
- MoEngage13F
- Mailmodo13F
- Klaviyo13F
- Iterable13F
- Intercom13F
- Help Scout13F
- Front13F
- Brevo13F
Analytics & Events
16 scoredObservability
44 scored- Honeycomb78A
- Grafana78A
- LangSmith81B
- Dynatrace72B
- Langfuse69B
- Sumo Logic68B
- SigNoz68B
- Weights & Biases63B
- Logz.io62B
- Elastic86C
- Datadog59C
- Uptrace59C
- Instana58C
- Chronosphere58C
- Splunk56C
- New Relic56C
- Coralogix56C
- Axiom56C
- Mezmo54C
- Lightstep (ServiceNow Cloud Observability)54C
- AppDynamics54C
- LogRocket52C
- Highlight52C
- Loggly46C
- Better Stack46C
- Helicone44C
- OpenObserve43C
- HyperDX38D
- Sentry78F
- Promptfoo25F
- Patronus AI25F
- Papertrail25F
- Observe25F
- Logfire25F
- Lakera25F
- Groundcover25F
- GreptimeDB25F
- Galileo25F
- Cribl25F
- Comet25F
- Checkly25F
- Middleware13F
- Last913F
- Dash013F
Object & File Storage
21 scoredFeature Flags & Config
15 scoredProject & Task Management
28 scoredWorkflow & Automation
54 scored- Zapier76A
- Make82B
- Conductor OSS82B
- Windmill78B
- Argo Workflows76B
- Tines74B
- Inngest74B
- Apache Airflow74B
- Tray.ai70B
- Dagster70B
- Camunda70B
- Pipedream64B
- MuleSoft60B
- Activepieces66C
- Temporal66C
- Restate56C
- Hookdeck56C
- Workato56C
- Trigger.dev52C
- n8n51C
- IFTTT48C
- Prefect45C
- PlanetScale44C
- Defer42C
- Kestra41C
- Hatchet74F
- SingleStore25F
- Sema425F
- Render25F
- pgEdge25F
- Materialize25F
- Flyte25F
- Fivetran25F
- DBOS25F
- ClickHouse Cloud25F
- Turso13F
- Supabase13F
- Redis Cloud13F
- Railway13F
- Orkes13F
- Northflank13F
- Netlify13F
- Neon13F
- Mage13F
- Koyeb13F
- Heroku13F
- Fly.io13F
- Estuary Flow13F
- Defang13F
- Crunchy Data13F
- Convex13F
- Confluent13F
- CockroachDB13F
- Upstash13F
AI Platforms
72 scored- OpenAI86B
- Replicate76B
- Vapi75B
- Azure OpenAI74B
- Google Vertex AI72B
- Cohere70B
- AWS Bedrock70B
- Groq69B
- Composio69B
- Anthropic67B
- Browserbase67B
- Mistral AI64B
- Vercel63B
- ElevenLabs62B
- E2B60B
- Hugging Face74C
- Deepgram58C
- Baseten56C
- RunPod54C
- Anyscale54C
- Modal52C
- Fireworks AI52C
- DeepSeek50C
- Together AI49C
- Jina AI48C
- Perplexity44C
- Crusoe Cloud44C
- xAI44C
- Cerebras42C
- AI21 Labs42C
- Voyage AI40C
- Hyperbrowser38D
- DeepInfra38D
- AssemblyAI31D
- ScrapingBee25F
- SambaNova25F
- Replit25F
- Recall.ai25F
- Perplexity Sonar25F
- PhantomBuster25F
- Mintlify25F
- Liquid AI25F
- LangChain25F
- Lambda25F
- Glean25F
- CoreWeave25F
- Cerebrium25F
- v0 by Vercel25F
- Zyte25F
- Tabnine13F
- Suno13F
- Steel13F
- Stagehand13F
- Stability AI13F
- Sourcegraph13F
- Sierra13F
- Runway13F
- Reka AI13F
- Pika13F
- Lovable13F
- Lepton AI13F
- Inkeep13F
- Hume AI13F
- GroqCloud13F
- Firecrawl13F
- fal.ai13F
- Decagon13F
- Cursor13F
- Continue.dev13F
- Cline13F
- Udio13F
- Windsurf13F
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