# Open-source alternatives to Apollo.io

> We track one open-source alternative to Apollo.io, but it doesn't have confirmed commercial use, local running and no paid services together. Harvey covers all 4 Apollo.io jobs.

Apollo.io: Paid sales prospecting platform with a database of contacts and companies, email finding and enrichment, buying signals and automated outbound email sequences, priced per seat with credits. Pricing: Free plan (900 credits); Basic $49, Professional $79, Organization $119 (min 3 seats) per seat a month, billed annually (checked 2026-10-29). Facts checked 2026-10-29.

## Projects

| Project | Use it instead? | Jobs | Runs locally | Commercial use | Paid services | Hardware |
|---|---|---|---|---|---|---|
| [Harvey](https://repoquarry.dev/projects/harvey) | Personal use: Yes. Business: Yes. | prospect-search, contact-enrichment, buying-signals, email-sequences | Yes, a Python app and dashboard on your computer (or Docker on Linux); model calls go through your Claude Code or Codex login | MIT allows commercial use; you are the sender, so cold email must follow CAN-SPAM, GDPR and PECR (Harvey ships compliant defaults such as opt-out lines and a do-not-contact list) | Needs a Claude Pro or Max plan (or a ChatGPT plan with Codex) and a sending mailbox, about $7 a month on Google Workspace; a warmup service is recommended. Finding businesses is free from OpenStreetMap, or paid via Serper or DataForSEO. No per-token API bill | No minimum RAM or CPU documented and no GPU; it runs no local model. Needs Python 3.11+ and the Claude or Codex CLI |

## Common questions

### Is there a free, open-source alternative to Apollo.io?

Yes. Harvey is free to download and run on your own computer without paid API keys. It covers every job we list for Apollo.io.

### Can I do finding companies and prospects to sell to locally without an Apollo.io subscription?

Yes, with Harvey (MIT). Check the hardware notes and licence conditions on each page before you start.

### Can I do finding and verifying contact emails locally without an Apollo.io subscription?

Yes, with Harvey (MIT). Check the hardware notes and licence conditions on each page before you start.

### Can I self-host an Apollo.io alternative?

Yes. Harvey can run on your own server. It documents a Docker setup.

### Which Apollo.io alternatives run on Windows, macOS or Linux?

Windows: Harvey. macOS: Harvey. Linux: Harvey. The rest are web apps or servers, or their docs don't say which systems they support.

### Which Apollo.io alternatives can I use commercially?

Confirmed: Harvey. This is not legal advice; read each licence.

### Does any open-source project replace all of Apollo.io?

Harvey covers every job we list for Apollo.io.

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Source: RepoQuarry (https://repoquarry.dev/alternatives/apollo). Data licence: CC BY 4.0. Quotes are from project documentation and belong to their authors.