# Haraka vs Mailtrap

**Leader by vioscaleAI score:** Mailtrap

| Attribute | Haraka | Mailtrap |
|---|---|---|
| **vioscaleAI score** | 48.5 (26% (low)) | 64.4 (75% (high)) |
| activity.commits_last_30d | 8 | - |
| adoption.dependent_repos | 22 | - |
| adoption.github_stars | 5,615 | - |
| content.faq | `[{"answer":"A free, open-source SMTP server written in Node.js that efficiently handles thousands of concurrent email connections and allows developers to extend functionality through a modular plugin system written in JavaScript. It is indexed under Email Delivery Infrastructure.","source":"https://haraka.github.io","question":"What is Haraka?","confidence":0.6},{"answer":"Haraka is open source, so it can be self-hosted and used at no licence cost. It is released under the MIT licence. Pricing changes often, so verify at source before relying on it.","source":"https://haraka.github.io","question":"Is Haraka free to use?","confidence":0.6},{"answer":"Haraka supports a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://haraka.github.io","question":"What platforms does Haraka support?","confidence":0.6},{"answer":"Yes. Haraka can be deployed on-premise and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://haraka.github.io","question":"Can Haraka be self-hosted?","confidence":0.6},{"answer":"Yes. Haraka is published under the MIT licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/haraka/Haraka","question":"Is Haraka open source?","confidence":0.95}]` | `[{"answer":"Cloud service for sending transactional and bulk emails with sandbox testing, delivery tracking, and performance metrics before live sending. It is indexed under Email Delivery Infrastructure.","source":"https://mailtrap.io","question":"What is Mailtrap?","confidence":0.6},{"answer":"Mailtrap offers a free tier, so you can start without paying. Pricing changes often, so verify at source before relying on it.","source":"https://mailtrap.io","question":"Is Mailtrap free?","confidence":0.6},{"answer":"We have confirmed browser-based access to Mailtrap. That is the extent of what we could verify from public sources, so it may well offer desktop or mobile clients we have not indexed.","source":"https://mailtrap.io","question":"What platforms does Mailtrap support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Mailtrap, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://mailtrap.io","question":"Can Mailtrap be self-hosted?","confidence":0.6},{"answer":"We have confirmed 8 integrations for Mailtrap, including Salesforce, Supabase, Cursor, Gmail, Microsoft Outlook, Antigravity, Laravel and Claude Desktop. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://mailtrap.io","question":"What does Mailtrap integrate with?","confidence":0.6},{"answer":"Mailtrap is available worldwide. Its primary market is the United States.","source":"https://mailtrap.io","question":"Where is Mailtrap available?","confidence":0.5}]` |
| deployment.options | `{"self_hosted":true}` | `{"cloud":true}` |
| description.long | A free, open-source SMTP server written in Node.js that efficiently handles thousands of concurrent email connections and allows developers to extend functionality through a modular plugin system written in JavaScript. | Cloud-based service for sending and testing emails with high deliverability rates, featuring a sandboxed testing environment, analytics with open and click tracking, template management, and integrations with popular development tools. |
| features.capabilities | `{"smtp_relay":true,"deployment_model":"self_host","inbound_email_parsing":true}` | `{"iso_27001":true,"smtp_relay":true,"soc2_type_ii":true,"pricing_model":"freemium","deployment_model":"saas","rest_api_sending":true,"open_click_tracking":true,"inbound_email_parsing":true,"dedicated_ip_available":true,"webhook_event_streaming":true,"bounce_complaint_handling":true,"marketing_template_builder":true}` |
| integrations.count | - | 9 |
| integrations.list | - | `[{"name":"Salesforce"},{"name":"Supabase"},{"name":"Cursor"},{"name":"Gmail"},{"name":"Microsoft Outlook"},{"name":"Antigravity"},{"name":"Laravel"},{"name":"Claude Desktop"},{"name":"Claude Cursor"},{"name":"Claude","native":true,"direction":"outbound"},{"name":"VS Code","native":true,"category":"development"},{"name":"Claude Code","native":true,"category":"development"},{"name":"Outlook","native":false,"category":"email"}]` |
| language.primary | JavaScript | - |
| license.spdx | MIT | - |
| market.availability | - | `{"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"linux":true}` | `{"web":true}` |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://haraka.github.io","retrievedAt":"2026-08-21T12:43:50.604Z"}` | `{"type":"subscription","plans":[{"free":true,"name":"Free","summary":"Free","features":["Email Sandbox testing"],"contactSales":false,"includedLimits":{"sandboxes":"1","rate_limit":"1 email per 10 seconds","test_emails_per_month":"50"}},{"free":false,"name":"Paid Email Sandbox","summary":"$17/month or $14/month billed annually","commitment":"monthly","components":[{"kind":"fixed","amount":17,"period":"month","currency":"USD"}],"contactSales":false},{"free":false,"name":"Email API/SMTP","summary":"$15/month for 10,000 emails","components":[{"kind":"fixed","amount":15,"period":"month","currency":"USD"}],"contactSales":false,"includedLimits":{"emails_per_month":"10000"}}],"summary":"Free tier with 50 test emails/month. Paid plans start at $14/month (annual) or $17/month (monthly).","currency":"USD","freeTier":true,"sourceUrl":"https://mailtrap.io","retrievedAt":"2026-09-28T11:39:17.136Z","startingPrice":{"amount":15,"period":"month","currency":"USD"},"billingPeriods":["month","year"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | open_source | freemium |
| pricing.price_level | free | mid |
| pricing.starting_price | - | `{"amount":15,"currency":"USD"}` |
| pricing.transparent | yes | yes |
| release.cadence_days | 38 | - |
| release.history | `[{"url":"https://github.com/haraka/Haraka/releases/tag/v3.3.4","date":"2026-09-05T07:18:16Z","type":"stable","version":"v3.3.4"},{"url":"https://github.com/haraka/Haraka/releases/tag/v3.3.3","date":"2026-08-04T20:10:53Z","type":"stable","version":"v3.3.3"},{"url":"https://github.com/haraka/Haraka/releases/tag/v3.3.2","date":"2026-07-21T04:50:50Z","type":"stable","version":"v3.3.2"},{"url":"https://github.com/haraka/Haraka/releases/tag/v3.3.1","date":"2026-06-12T22:48:11Z","type":"stable","version":"v3.3.1"},{"url":"https://github.com/haraka/Haraka/releases/tag/v3.2.1","date":"2026-05-25T14:51:46Z","type":"stable","version":"v3.2.1"},{"url":"https://github.com/haraka/Haraka/releases/tag/v3.2.0","date":"2026-05-24T20:49:44Z","type":"stable","version":"v3.2.0"},{"url":"https://github.com/haraka/Haraka/releases/tag/v3.1.7","date":"2026-05-20T05:28:41Z","type":"stable","version":"v3.1.7"},{"url":"https://github.com/haraka/Haraka/releases/tag/v3.1.6","date":"2026-05-15T16:35:46Z","type":"stable","version":"v3.1.6"},{"url":"https://github.com/haraka/Haraka/releases/tag/v3.1.5","date":"2026-04-02T16:13:38Z","type":"stable","version":"v3.1.5"},{"url":"https://github.com/haraka/Haraka/releases/tag/v3.1.4","date":"2026-03-30T20:33:23Z","type":"stable","version":"v3.1.4"},{"url":"https://github.com/haraka/Haraka/releases/tag/v3.1.3","date":"2026-02-20T23:06:24Z","type":"stable","version":"v3.1.3"},{"url":"https://github.com/haraka/Haraka/releases/tag/v3.1.2","date":"2026-01-10T00:47:23Z","type":"stable","version":"v3.1.2"},{"url":"https://github.com/haraka/Haraka/releases/tag/v3.1.1","date":"2025-05-19T20:16:54Z","type":"stable","version":"v3.1.1"},{"url":"https://github.com/haraka/Haraka/releases/tag/v3.1.0","date":"2025-03-28T03:29:34Z","type":"stable","version":"v3.1.0"},{"url":"https://github.com/haraka/Haraka/releases/tag/v3.0.5","date":"2024-10-01T21:02:42Z","type":"stable","version":"v3.0.5"},{"url":"https://github.com/haraka/Haraka/releases/tag/3.0.4","date":"2024-08-22T00:12:38Z","type":"stable","version":"3.0.4"},{"url":"https://github.com/haraka/Haraka/releases/tag/v3.0.3","date":"2024-02-08T06:53:10Z","type":"stable","version":"v3.0.3"},{"url":"https://github.com/haraka/Haraka/releases/tag/v3.0.2","date":"2023-06-16T21:10:53Z","type":"stable","version":"v3.0.2"},{"url":"https://github.com/haraka/Haraka/releases/tag/v3.0.1","date":"2023-01-19T22:59:23Z","type":"stable","version":"v3.0.1"},{"url":"https://github.com/haraka/Haraka/releases/tag/3.0.0","date":"2023-01-06T18:09:52Z","type":"stable","version":"3.0.0"}]` | - |
| reliability.sla_pct | - | 99.99 |
| security.certifications | - | `[{"name":"SOC 2 Type II","level":"Type II","status":"active"},{"name":"ISO 27001","status":"active"}]` |
| security.gdpr | - | yes |
| security.iso27001 | - | yes |
| security.scorecard | 6.7 | - |
| security.soc2 | - | yes |
| security.trust_center | - | https://mailtrap.io/blog/smtp-providers-compliance-comparison/ |
| security.vulnerabilities | `{"count":2,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=Haraka&per_page=100","last_12m":1,"max_severity":"CRITICAL"}` | - |

## Capabilities (Email Delivery Infrastructure)

| Capability | Haraka | Mailtrap |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Deployment model | Self host | Saas |
| Rest API sending | - | ✓ |
| Smtp relay | ✓ | ✓ |
| Inbound email parsing | ✓ | ✓ |
| Dedicated ip available | - | ✓ |
| Bounce complaint handling | - | ✓ |
| Open click tracking | - | ✓ |
| Marketing template builder | - | ✓ |
| Webhook event streaming | - | ✓ |
| HIPAA compliant | - | - |
| SOC2 type ii | - | ✓ |
| ISO 27001 | - | ✓ |
| Pricing model | - | Freemium |

*Source: vioscaleAI. Generated 2026-10-16T09:00:47.675Z. "-" = undocumented, not absent.*