vioscaleAI
Comparison

Haraka vs Mailjet

On the evidence we track, Mailjet leads this comparison with a composite score of 68/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Haraka full profile →Mailjet full profile →
Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
Haraka49
★Mailjet68
Score
vioscaleAI score
Haraka49 / 100low · 26%
Mailjet68 / 100medium · 63%
Pricing
Free tier
Haraka✓
Mailjet✓
Model
Harakaopen_source
Mailjetfreemium
Price level
Harakafree
Mailjetlow
Starting price
Haraka–
Mailjet$9
Transparent
Haraka✓
Mailjet✓
Security
Certifications
Haraka–
MailjetSOC 2, ISO 27001
Gdpr
Haraka–
Mailjet✓
Iso27001
Haraka–
Mailjet✓
Scorecard
Haraka6.7
Mailjet–
Soc2
Haraka–
Mailjet✓
Trust center
Vulnerabilities
Reliability
Sla pct
Haraka–
Mailjet99.99
Adoption
Dependent repos
Haraka22
Mailjet–
Github stars
Haraka5,615
Mailjet–
Activity
Commits last 30d
Haraka8
Mailjet–
Release
Cadence days
Haraka38
Mailjet–
History
Haraka20 items
Mailjet–
License
Spdx
HarakaMIT
Mailjet–
Language
Primary
HarakaJavaScript
Mailjet–
Market
Availability
Content
Faq
Haraka5 items
Mailjet6 items

Capabilities

Feature-by-feature on the axes that matter for email delivery infrastructure. “-” means undocumented, not absent.

Capabilities
Deployment model
HarakaSelf host
MailjetSaas
Rest API sending
Haraka-
Mailjet✓
Smtp relay
Haraka✓
Mailjet✓
Inbound email parsing
Haraka✓
Mailjet-
Dedicated ip available
Haraka-
Mailjet✓
Bounce complaint handling
Haraka-
Mailjet-
Open click tracking
Haraka-
Mailjet✓
Marketing template builder
Haraka-
Mailjet✓
Webhook event streaming
Haraka-
Mailjet✓
HIPAA compliant
Haraka-
Mailjet-
SOC2 type ii
Haraka-
Mailjet✓
ISO 27001
Haraka-
Mailjet✓
Pricing model
Haraka-
MailjetFreemium

What each one is

The product in its own terms, so the numbers below have context.

Haraka

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

Mailjet

Leader

A cloud-based service for creating, sending, and tracking marketing and transactional emails via REST API or SMTP relay, with compliance features including GDPR support and 99.99% uptime on EU-based infrastructure.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Haraka

Open sourceFree tier
as of verify ↗

Mailjet

Leader
from $9/moSubscriptionFree tier

From $9/month with free tier; annual billing available

  • FreeFree
    • 1,000 contacts
    • APIs, SMTP Relay, Webhooks
    • Advanced Email Editor
    • Basic Statistics
    • Form Builder
  • Starter$9/month
    • Everything from Free
    • 2,000 contacts
    • Brand Kit
    • Anonymous Tracking
    • Online support
    • +1 more
  • Essential$17/month
    • Everything from Starter
    • Segmentation
    • AI Assisted content creation
    • 500 Email address validations
    • 500 Email Previews/month
    • +2 more
  • Premium$27/month
    • Everything from Essential
    • Advanced Statistics
    • Automations
    • Landing Pages
    • 2,000 Email Previews/month
    • +3 more
  • CustomContact sales
    • Everything from Premium
    • Dedicated Technical Account Manager
    • Dedicated IP Strategy
    • IP Performance Monitoring and Management
    • Blocklist Monitoring
    • +5 more
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Haraka✗
Mailjet✓
Linux
Haraka✓
Mailjet✗
Deployment
Cloud / SaaS
Haraka✗
Mailjet✓
Self-hosted
Haraka✓
Mailjet✗
Still deciding?

Haraka or Mailjet: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.