← Back to directory

OnePageCRM

Simple & easy-to-use CRM for small business.

Visit OnePageCRM

OnePageCRM is an action-focused CRM for tracking leads, follow-ups, deals, email, automation, and delivery. Its developer platform documents REST APIs, webhooks, OAuth 2.1, OQL, and an MCP server.

Vendor's own claim
CRM/authoritative state

Core capabilities

Vendor's own claim
  • Action Stream and follow-up reminders
  • Deal pipelines and forecasting
  • Email sync and sequences
  • CRM automation and web forms
  • REST API and webhooks
  • OQL and MCP access

API & agent surface

From official docs
Authentication
HTTP Basic authentication with user_id:api_key for scripts; OAuth 2.1 authorization-code flow with PKCE and rotating refresh tokens for user-facing apps
Notable endpoints
  • Contacts
  • Companies
  • Deals
  • Actions
  • Notes
  • Calls
  • Meetings
  • Webhooks
Machine-readable spec
No OpenAPI link

What is OnePageCRM

Vendor's own claim

It combines a small-business CRM interface with a documented developer surface for automating contacts, companies, deals, actions, notes, calls, and meetings.

Ideal customer profile

Vendor's own claim

Small sales teams that want a CRM centered on follow-up actions, with optional automation and integration capability.

Who should look elsewhere

Our read

The product is explicitly positioned for small business and its workflow centers on the Action Stream and follow-up prioritization. Organizations that need a broad enterprise CRM operating model or cannot work within that action-oriented model should evaluate a larger platform.

Tools in the same layer

Our read

No curated rival set covers this tool yet, so these are simply other tools in the same architectural layer and product form. Treat it as a starting point, not a shortlist.

OnePageCRM FAQ

Does OnePageCRM offer an API?

Yes. Its developer site documents a REST API for contacts, companies, deals, actions, notes, calls, and meetings.

From official docs
How can a personal script authenticate?

The quickstart describes HTTP Basic authentication using a user ID and API key.

From official docs
Can third-party apps use OAuth?

Yes. The developer documentation describes OAuth 2.1 authorization-code flow with PKCE and rotating refresh tokens.

From official docs
Are webhooks available?

Yes. The developer site describes created, updated, and deleted events for CRM resources, along with action-completion and deal-status events.

From official docs
What is OQL?

OQL is the vendor's JSON query language over seven core CRM entities, supporting filters, lookups, aggregates, and grouping via MCP.

From official docs
Can AI agents read and update the CRM?

The developer site describes an MCP server through which agents can query and update CRM data.

From official docs

Verify before you buy

  • The machine-readable OpenAPI specification named in developer documentation was not retrieved
  • Pricing page was confirmed but no usable plan and price figures appeared in the supplied excerpt
  • A machine-readable OpenAPI specification was not included in the reviewed source set.
  • Published pricing was not available in the reviewed source set; confirm current commercial terms with the vendor.

Need help setting it up?

This page tells you whether OnePageCRM fits. Cheetah builds and runs the system it goes into — enrichment, sequencing, CRM and the joins between them.

Book a call →

The directory stays free. There is nothing gated behind this.