Side by side
OpenATS vs RabbitHR
Both stand on applicant tracking systems. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan APISelf-hostedWeb
OpenATS combines core applicant tracking workflows with public applications and API access. Its free, self-hosted model gives organizations control, but setup and provider configuration are part of using it.
Visit OpenATS
Free plan APISelf-hostedWeb
RabbitHR combines pipeline management, candidate collaboration, careers pages, scheduling, and integrations in one recruiting system. Its free Community plan covers core hiring features, while paid functionality adds AI screening and hosting options.
Visit RabbitHRThe facts
| OpenATS | RabbitHR | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | API, Self-hosted, Web | API, Self-hosted, Web |
| Lowest paid plan | Free or on request | Small Team: $20 a month |
| Plans published | 1 | 3 |
| Maker | Not published | Not published |
| Website | openats.dev | rabbithr.co |
| On applicant tracking systems | #10 of 233 | #14 of 233 |
OpenATS: what it does well
- Configurable pipelines and candidate records support hiring workflows.
- Candidates can apply through public careers pages without accounts.
- Public API accepts applications without sign-in.
- Users control code, database, storage, authentication, and integrations.
- Free plan; licensed under Apache 2.0.
What to know first
- Local setup requires Node.js 22 or later, pnpm, and Docker.
- A free WSO2 Identity Platform tenant is required.
- Several features require provider credentials to be configured.
RabbitHR: what it does well
- Open-source Community Edition uses an MIT license
- Drag-and-drop pipelines support role-specific hiring workflows
- Hosted careers page can use the team’s domain
- Agents show ranking reasoning while recruiters decide
- REST API and webhooks support integrations
What to know first
- Self-hosting requires Docker, Postgres, and S3-compatible storage
- AI screening is limited to the paid Small Team plan
Alternatives to OpenATS Alternatives to RabbitHR The whole list