# Unified APIs

## 220+ integrations with one API

Explore the hundreds of integrations we offer across seven software categories

### Accounting

[Learn more](https://www.merge.dev/categories/accounting-api)

Customer financial data

### ATS

[Learn more](https://www.merge.dev/categories/ats-recruiting-api)

Applicant tracking system

### Chat

[Learn more](https://www.merge.dev/categories/chat)

Chat

### CRM

[Learn more](https://www.merge.dev/categories/crm-api)

Customer relationship management

### File storage

[Learn more](https://www.merge.dev/categories/file-storage-api)

Document management

### HR & payroll

[Learn more](https://www.merge.dev/categories/hr-payroll-api)

HR, Payroll, and SCIM Directory

### Knowledge Base

[Learn more](https://www.merge.dev/categories/knowledge-base)

Internal articles and content

### Marketing Automation

[Learn more](https://www.merge.dev/categories/marketing-automation-api)

Campaign management

### Ticketing

[Learn more](https://www.merge.dev/categories/ticketing-api)

Project management and help desk

## Upcoming Unified APIs

Prioritize our roadmap by telling us which APIs are most important to you

### Calendar
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### Commerce
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### Data Warehouse
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### Document Signature
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### Email
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### Logging
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### Payments
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### Point of Sale
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### Source Code Management
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### Telematics
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