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Official SDKs

Eight SDKs,one API.

Official clients for the sevk REST API. Each SDK includes a renderer that converts sevk Markup to HTML locally before sending.

Node.js

Docs
$npm install sevk
example.ts
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import { Sevk } from 'sevk'

const sevk = new Sevk('sevk_xxx')

await sevk.emails.send({
  from: 'you@yourdomain.com',
  to: 'hello@example.com',
  subject: 'Hello from sevk',
  text: 'Sent with Node.js SDK.'
})
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Python

Docs
$pip install sevk
example.py
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from sevk import Sevk

sevk = Sevk("sevk_xxx")

sevk.emails.send({
    "from": "you@yourdomain.com",
    "to": "hello@example.com",
    "subject": "Hello from sevk",
    "text": "Sent with Python SDK."
})
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$go get github.com/sevk-io/sevk-go
example.go
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client := sevk.New("sevk_xxx")

client.Emails.Send(sevk.SendEmailParams{
    From:    "you@yourdomain.com",
    To:      "hello@example.com",
    Subject: "Hello from sevk",
    Text:    sevk.String("Sent with Go SDK."),
})
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PHP

Docs
$composer require sevk-io/sevk-php
example.php
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$sevk = new Sevk('sevk_xxx');

$sevk->emails->send([
    'from' => 'you@yourdomain.com',
    'to' => 'hello@example.com',
    'subject' => 'Hello from sevk',
    'text' => 'Sent with PHP SDK.'
]);
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Ruby

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$gem install sevk
example.rb
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sevk = Sevk::Client.new(api_key: "sevk_xxx")

sevk.emails.send(
  from: "you@yourdomain.com",
  to: "hello@example.com",
  subject: "Hello from sevk",
  text: "Sent with Ruby SDK."
)
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Rust

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$cargo add sevk
example.rs
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let client = sevk::Sevk::new("sevk_xxx");

client.emails().send(sevk::types::SendEmailRequest {
    from: "you@yourdomain.com".to_string(),
    to: "hello@example.com".into(),
    subject: "Hello from sevk".to_string(),
    text: Some("Sent with Rust SDK.".to_string()),
    ..Default::default()
}).await?;
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Java

Docs
$io.sevk:sevk-java
example.java
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Sevk sevk = new Sevk("sevk_xxx");

sevk.emails().send(new SendEmailRequest()
    .from("you@yourdomain.com")
    .to("hello@example.com")
    .subject("Hello from sevk")
    .text("Sent with Java SDK."));
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.NET

Docs
$dotnet add package Sevk
example.cs
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var sevk = new SevkClient("sevk_xxx");

await sevk.Emails.SendAsync(new SendEmailRequest {
    From = "you@yourdomain.com",
    To = "hello@example.com",
    Subject = "Hello from sevk",
    Text = "Sent with .NET SDK."
});
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Also runs on

Bun.

The Node.js SDK works out of the box on Bun. No separate install, no shim. Same package, same imports, same API.

Bun integration docs
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Send an email.

Install, set your API key, call emails.send. Reference docs cover every endpoint.

SDK referenceOr use the CLI