Best Self-Hosted Clay Alternatives in 2026
Clay is a data enrichment and outreach platform that combines 100+ data sources to build targeted prospect lists.
5 Self-Hosted Alternatives to Clay
Twenty
41KTwenty is a modern, open-source CRM that gives you full control over your customer data — a self-hosted alternative to Salesforce and HubSpot with a beautiful UI and extensible architecture.
ERPNext
32KThe world's best 100% open source ERP software. Supports manufacturing, distribution, retail, trading, services, education, and more.
Ever Gauzy
3.6KEver Gauzy offers ERP (enterprise resource planning), CRM (customer relationship management), hrm (human resource management) as a self-hosted accounting.
EspoCRM
2.8KEspoCRM offers relationship management, sales automation, marketing automation as a self-hosted CRM software.
Frappe CRM
2.5KFrappe CRM handles flexible and customizable CRM platform for managing contacts as a self-hosted solution.
Why Look for Clay Alternatives?
Clay is a data enrichment and outreach platform that combines 100+ data sources to build targeted prospect lists.
Pricing
Here’s what Clay charges for its plans:
Plans --- Free
- Unlimited seats and tables
- Run multi-provider waterfalls
- Run up to 200 rows per table
- Enrich with
- Bring your own API key
- Send emails with
Launch --- Free
- Enrich phone numbers
- Track job changes and other signals
- Run up to 50,000 rows per table
- Launch email campaigns via integrations
Growth --- $446/month
- Auto-sync and enrich CRM
- Integrate with any HTTP API
- Automate any signal via webhook
- Track web intent signals
- Includes 1 ads audience
- Get priority support
Self-hosted alternatives eliminate these recurring costs entirely. You pay only for your own infrastructure.
5 Best Open-Source Alternatives to Clay
Twenty
Open source customer relationship manager — 40,496 GitHub stars. Licensed under AGPL-3.0.
ERPNext
World’s best free and open source ERP — 32,269 GitHub stars. Licensed under GPL-3.0.
Ever Gauzy
All-in-one ERP, CRM, HRM, ATS, and PM solution. — 3,574 GitHub stars. Licensed under AGPL-3.0.
Frappe CRM
A flexible and customizable CRM platform for managing contacts, deals, and customer relationships without the complexity or user-based pricing of traditional solutions. — 2,438 GitHub stars. Licensed under AGPL-3.0.
EspoCRM
Manage all company relationships effortlessly. — 2,830 GitHub stars. Licensed under AGPL-3.0.
Why Self-Host Instead of Clay?
- Data ownership. Your data stays on your server, not on Clay’s infrastructure.
- Predictable costs. Pay a fixed VPS cost instead of growing per-user or per-usage fees.
- No vendor lock-in. Export and migrate your data anytime. You control the database.
- GDPR and compliance. Hosting your own tools simplifies data residency and compliance requirements.
Why teams switch from Clay
- → Data ownership. Your data stays on your server -- not on Clay's infrastructure.
- → Predictable costs. Pay a fixed VPS cost instead of growing per-user or per-usage fees.
- → No vendor lock-in. Export and migrate your data anytime. You control the database.
- → GDPR and compliance. Hosting your own tools simplifies data residency and compliance requirements.
Head-to-Head Comparisons
Both ERPNext and Odoo are strong open-source options in the finance space. ERPNext has 32k GitHub stars and Odoo has 50k. Compare their features, deployment, and community to choose the right fit for your needs.
Both are crm tools. Erxes has 3 unique features, Twenty has 1.
Twenty wins for small teams who want a modern CRM without per-seat pricing. HubSpot remains better for teams needing marketing automation, deep reporting, and a mature ecosystem.
Odoo for teams that need a full ERP suite (CRM + accounting + inventory + HR). Twenty for teams that want a modern, focused CRM without the ERP complexity. Odoo is an enterprise platform, Twenty is a CRM tool.
Browse more CRM & Sales tools
Explore 30 open-source crm & sales tools you can self-host.
View CRM & Sales →