# Haraka - **Canonical URI:** https://www.vioscale.ai/software/haraka - **Category:** Email Delivery Infrastructure - **Homepage:** https://haraka.github.io - **Also known as:** haraka - **Profile claimed by vendor:** no - **Last updated:** 2026-08-26T19:17:00.340Z ## Vioscale score **55.8 / 100**, confidence 31% (low). Computed 2026-09-01. Composite of weighted, independently-sourced signals (no user reviews, no vendor payment). | Signal | Score | Weight | Contribution | Evidence present | |---|--:|--:|--:|:--:| | price_level | 100 | 0.052 | 5.2 | ✓ | | reliability | 0 | 0.073 | 0 | - | | capabilities | 45.8 | 0.084 | 3.8 | ✓ | | repo_stars | 70.7 | 0.026 | 1.8 | ✓ | | integrations | 0 | 0.09355555555555557 | 0 | - | | dependent_projects | 22.7 | 0.063 | 1.4 | ✓ | | dev_activity | 19 | 0.094 | 1.8 | ✓ | | release_cadence | 77.8 | 0.052 | 4 | ✓ | | security_posture | 0 | 0.073 | 0 | - | | package_downloads | 0 | 0.136 | 0 | - | | security_score | 68 | 0.042 | 2.9 | ✓ | | pricing_transparency | 80 | 0.084 | 6.7 | ✓ | | community_qa_activity | 0 | 0.063 | 0 | - | ## Pricing _As of 2026-08-21, [verify at source](https://haraka.github.io). Independently observed._ Open source · Free tier ## About 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. _Independently observed._ ## Platform & deployment - **Platforms:** CLI - **Deployment:** On-premise, Self-hosted ## Capabilities _The capabilities that matter for Email Delivery Infrastructure. "-" = undocumented, not absent._ | Capability | Supported | |---|:--:| | **Capabilities** | | | Deployment model | Self host | | 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 | - | ## Release history | Version | Date | Type | |---|---|---| | [v3.3.3](https://github.com/haraka/Haraka/releases/tag/v3.3.3) | 2026-08-04 | stable | | [v3.3.2](https://github.com/haraka/Haraka/releases/tag/v3.3.2) | 2026-07-21 | stable | | [v3.3.1](https://github.com/haraka/Haraka/releases/tag/v3.3.1) | 2026-06-12 | stable | | [v3.2.1](https://github.com/haraka/Haraka/releases/tag/v3.2.1) | 2026-05-25 | stable | | [v3.2.0](https://github.com/haraka/Haraka/releases/tag/v3.2.0) | 2026-05-24 | stable | | [v3.1.7](https://github.com/haraka/Haraka/releases/tag/v3.1.7) | 2026-05-20 | stable | | [v3.1.6](https://github.com/haraka/Haraka/releases/tag/v3.1.6) | 2026-05-15 | stable | | [v3.1.5](https://github.com/haraka/Haraka/releases/tag/v3.1.5) | 2026-04-02 | stable | | [v3.1.4](https://github.com/haraka/Haraka/releases/tag/v3.1.4) | 2026-03-30 | stable | | [v3.1.3](https://github.com/haraka/Haraka/releases/tag/v3.1.3) | 2026-02-20 | stable | | [v3.1.2](https://github.com/haraka/Haraka/releases/tag/v3.1.2) | 2026-01-10 | stable | | [v3.1.1](https://github.com/haraka/Haraka/releases/tag/v3.1.1) | 2025-05-19 | stable | | [v3.1.0](https://github.com/haraka/Haraka/releases/tag/v3.1.0) | 2025-03-28 | stable | | [v3.0.5](https://github.com/haraka/Haraka/releases/tag/v3.0.5) | 2024-10-01 | stable | | [3.0.4](https://github.com/haraka/Haraka/releases/tag/3.0.4) | 2024-08-22 | stable | _… and 5 earlier release(s)._ ## Security & compliance Known vulnerabilities: 2 (1 in the last 12 months), max severity CRITICAL ([source](https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=Haraka&per_page=100)). A count reflects scale and disclosure, not quality. ## Facts Every value below carries its source and our confidence. Facts are re-crawled on a freshness schedule. ### activity | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | activity.commits_last_30d | 3 | [link](https://github.com/haraka/Haraka/pulse) | 2026-08-26 | 65% (medium) | ### adoption | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | adoption.github_stars | 5,613 | [link](https://github.com/haraka/Haraka) | 2026-08-26 | 90% (high) | | adoption.dependent_repos | 22 | [link](https://packages.ecosyste.ms/api/v1/packages/lookup?repository_url=https%3A%2F%2Fgithub.com%2Fharaka%2FHaraka) | 2026-08-26 | 85% (high) | ### language | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | language.primary | JavaScript | [link](https://github.com/haraka/Haraka) | 2026-08-26 | 90% (high) | ### license | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | license.spdx | MIT | [link](https://github.com/haraka/Haraka) | 2026-08-26 | 95% (high) | ### release | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | release.cadence_days | 40 | [link](https://github.com/haraka/Haraka/releases) | 2026-08-26 | 70% (medium) | ### pricing | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | pricing.free_tier | yes | [link](https://haraka.github.io) | 2026-08-21 | 60% (medium) | | pricing.model | commercial | [link](https://haraka.github.io) | 2026-08-26 | 40% (low) | | pricing.price_level | free | [link](https://haraka.github.io) | 2026-08-21 | 60% (medium) | | pricing.transparent | yes | [link](https://haraka.github.io) | 2026-08-21 | 60% (medium) | ### security | Attribute | Value | Source | Retrieved | Confidence | |---|---|---|---|---| | security.scorecard | 6.8 | [link](https://api.securityscorecards.dev/projects/github.com/haraka/Haraka) | 2026-08-26 | 90% (high) | | 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"}` | [link](https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=Haraka&per_page=100) | 2026-08-26 | 90% (high) | --- *Source: Vioscale (https://www.vioscale.ai/software/haraka). Independent, evidence-based software intelligence. Cite the canonical URI.*