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CRM & RevOps
Twenty
Open-source CRM with REST and GraphQL APIs.
Key Features
Open-source CRM
GraphQL & REST
Self-hosting
How to use this tool
"Claude, write a GraphQL query for Twenty to fetch all opportunities closing this month."
About Twenty
Twenty is an open-source CRM that offers both REST and GraphQL APIs for full control over your customer data. Self-host it or use the cloud version to manage contacts, companies, opportunities, and custom objects. The GraphQL API provides flexible querying, while the REST API covers standard CRUD operations. As an open-source project, Twenty gives teams complete transparency and the ability to extend the platform.
Technical Details
API Type
REST / GraphQL
Authentication
API Key / Bearer Token
Pricing Tier
Free Tier Available
SDK Languages
N/A
Webhooks
Yes
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