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Yao David Logan

Software Engineer fullstack specialized in SaaS, business automation and scalable web/mobile platforms.

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@le-sourcier/n8n-nodes-mailwizz

Unofficial N8N node for MailWizz — subscribers, lists, campaigns, and transactionals in a single connector.

Open-source author & maintainer202625,000+ NPM downloads
Context2026

Unofficial N8N node for MailWizz — subscribers, lists, campaigns, and transactionals in a single connector.

Open-source NPM package shipping an N8N node for MailWizz, one of the most-used self-hosted email platforms. The node exposes the key operations (subscriber management, lists, campaigns, transactional sends) through a uniform interface with typed parameters. Maintained in production, the package crosses 25,000 NPM downloads and powers several N8N automation chains.

Scope
Open-source author & maintainer · Backend
Stack
TypeScript · N8N · MailWizz API
Signal
25,000+ NPM downloads
ChallengeBefore intervention

Blocked identified.

N8N ships no native MailWizz connector. Self-hosted users had to hand-wire HTTP endpoints, manage API authentication and reproduce pagination and retry logic in every workflow.

Risk addressedOpen-source author & maintainer · Backend
ApproachAfter delivery

Answer built.

Type-safe N8N node in TypeScript covering the main operations: create/update/delete subscriber, list management, campaign send, transactional send. Encapsulated API auth, exponential backoff retry, automatic pagination. Published on the public N8N registry and NPM, with documentation, workflow examples and integration tests.

Foundation deliveredTypeScript · N8N · MailWizz API
Results

Measurable impact

Metrics give a quick read of the case study effects.

NPM Downloads
25,000
After25,000
Operations covered
12
After12
Integration tests
24
After24
EvolutionPost-launch progression
25000125000
M1800
M34200
M611500
M918800
M1225000
Architecture

System delivered

A simple read of the functional blocks and their interactions.

Community adoption90%
API coverage88%
Code quality86%
Documentation84%
Main signal25,000+ NPM downloads

25,000+ NPM downloads, integrated into marketing automation chains in production.

Deliverables
  • Coverage of key MailWizz operations (subscribers, lists, campaigns, transactional)
  • Encapsulated API auth + retry with exponential backoff
  • Documentation, workflow examples, and integration tests
  • Published on the public N8N and NPM registry
Stack
TypeScriptN8NMailWizz APINode.js
NPM PageDiscuss a similar need
Collaboration

Let's turn a fuzzy need into a shippable product.

Product diagnosis, SaaS architecture, backend, interface and automations that make a platform usable.

Format
Full-time, freelance, long mission
Focus
SaaS, API, back-office, automation
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