Dev tools · alternatives · 2026

24 alternatives to Emailer

A Go client to send emails from Command Line.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Prices are shown for the 1 we have checked on their own sites, 1 of them free or with a free tier. Emailer launched in 2019; newer entries below may have overtaken it.

1MO
Mailer – our in-house tool for sending email from the command line▲21
2015 · dirwiz.com · its alternatives →
2
A program to email log files using Go▲43
Log mailer is a program I made to email log files. - muhammadmuzzammil1998/Log-mailer
2018 · github.com · its alternatives →
3
Postman – A command-line utility for batch-sending email▲48
CLI tool for batch-sending email via any SMTP server. - zachlatta/postman
2014 · github.com · its alternatives →
4ET
Easy-to-use curl command to send email notifications▲107
2018 · curlmail.co · its alternatives →
5
Mailr - AI Email Writer▲133
Write and reply to emails using ChatGPT
2023 · mailr-ai.com · its alternatives →
6
Sender▲297
Super easy and affordable email marketing platform
2021 · sender.net · its alternatives →
7
email - Send emails easily in Go▲69
Robust and flexible email library for Go. Contribute to jordan-wright/email development by creating an account on GitHub.
2014 · github.com · its alternatives →
8
Go Mail▲72
A cross platform mail driver for GoLang
2021 · github.com · its alternatives →
9
Mailbird for Mac▲373
Email the way you like it, now on Mac
2024 · getmailbird.com · its alternatives →
10
opensend.ccfree▲160
The open source email platform that runs on your server
21d ago · opensend.cc · its alternatives →
11
Screenr – Automated Workflow for Your Email▲118
2020 · feval.ca · its alternatives →
12
MailerSend▲305
Better transactional emails for teams.
2020 · its alternatives →
13
PigeonBot▲137
Send emails via Slack with the /email command
2017 · its alternatives →
14
Maildown – Super Simple Email API▲98
A super simple CLI for sending emails. Contribute to chris104957/maildown development by creating an account on GitHub.
2019 · github.com · its alternatives →
15
Mailer▲7
A lightweight development SMTP server
2025 · iev.gumroad.com · its alternatives →
16
SendgoMail▲88
Email sending made easy & affordable for free
2021 · sendgomail.com · its alternatives →
17
Mailercloud▲257
Automate, optimize, convert, next level email automation
2024 · mailercloud.com · its alternatives →
18
SendLater▲80
Email scheduler for Mac Mail.
2015 · mailbutler.io · its alternatives →
19
Inboxer▲212
A clean, open-source desktop client for Google Inbox 💌
2018 · denysdovhan.com · its alternatives →
20
Mail Helper▲73
Helps you write emails better
2023 · apps.apple.com · its alternatives →
21
Send Emails from Your Terminal▲32
One of my favorite developer tool companies in the world is Charm. So I was blown away when they said they were rethinking how email could be sent using the terminal. Pop is a Text-based User Interface (TUI) that allows you to send emails without having to switch context from your command-line interface. Here's why I'm obsessed with Pop: 1. You can write an email body with AI 2. You can easily install using Homebrew 3. You can do some really powerful stuff like generating a PDF and sending an invoice via email entirely from the command line The email sending part is taken care by Resend,…
2023 · github.com · its alternatives →
22
Swifter▲161
Email subject line generator for B2B & B2C, built with GPT-3
2021 · its alternatives →
23
Sendster AI▲96
AI enabled newsletter software for Amazon SES, SMTPs
2023 · getsendster.in · its alternatives →
24
Mailerr▲119
Automated Infrastructure for boosting Cold Email Delivery
2025 · mailerr.co · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →