✉ Awesome Email Marketing List 👩💻👨💻
A collection of articles, templates, tools, and many more to build and manage emails.
Docs site: website/. Full docs page list: website/docs/pages-index.md (auto-generated). Project history: CHANGELOG.md. LLM-friendly exports: /llms.txt and /llms-full.txt on the published site.
Table of Contents
A curated directory of email marketing tools, grouped for easier navigation. Full docs live in website/docs/tools/.
Explore filters: esp · self-hosted · templates · automation · newsletter · transactional.
- BirdSend - Don’t waste paying 3-5X more on an expensive email marketing tool
- Butondown - The easiest way to write/grow/build/launch/share/run/ your newsletter
- ConvertKit - is the go-to marketing hub for creators that helps you grow and monetize your audience with ease
- day3 - Newsletters and transactional email for small software teams, billed by emails sent with unlimited subscribers
- EmailOctopus - Email marketing made easy
- Feedotter - Automated RSS email, integrations with Marketo, Pardot, Eloqua, and drag-and-drop newsletter curation tools
- Flodesk - a new email marketing service provider that’s built for creators, by creators
- Mailerlite - Pricing mailerlite
- NoCodeLetters - Send your newsletters directly from Notion
- Revue - Editorial newsletters tool for writers and publishers
- Sendfox - Start a newsletter without money
- Substack - Paid newsletters made simple
- TinyLetter - Email for people with something to say
- Upscribe - Upscribe Newsletter Creator: Email Capture Sign Up Forms, Marketing & Sequences Tool. No more battling with your email newsletter tool…
Self-Hosted ESPs
- Interspire - Self-hosted Email Marketing Software
- Listmonk - is a standalone, self-hosted, newsletter and mailing list manager. It is fast, feature-rich, and packed into a single binary. It uses a PostgreSQL (⩾ v9. 4) database as its data store.
- Mailster - is an easy to use Email Newsletter Plugin for WordPress
- Mailtrain - is a self-hosted newsletter app developed in Node. js. It allows you to manage large subscriber lists, generate a new campaign using entry data as message contents, send it to selected subscribers, and track individual click statistics for every link in the message.
- MailWiz - Self-hosted Email Marketing Software
- MailySend - is a self-hosted email platform with a Resend-compatible API: transactional sending, audiences and live segments, broadcasts with A/B testing, inbound mailboxes, and deliverability analytics. Runs on Cloudflare Workers in your own account or on a plain Node server, sending through Cloudflare Email Service, Amazon SES, Resend or SMTP.
- Peopcampaigns - the most powerful email platform that allows you to connect your Amazon SES account and run your email marketing
- Scribase Mail Studio - is a self-hosted, Resend-compatible email API and dashboard (AGPL fork of useSend): domains, webhooks, broadcasts and inbound, with a one-line SDK switch from Resend.
- Sendy - is a self hosted email newsletter application that lets you send trackable emails via Amazon Simple Email Service (SES)
- Xem - Open-source email marketing with newsletters, templates, audience lists, and visual automations; supports custom SMTP and managed sending through Amazon SES.
Email Builders & Templates
- BEE - Create beautiful emails, fast.
- Colorlib - is the most popular WordPress theme specific online resource which serves over 1 million pageviews each month
- EMAIL.md - A free design system for email that AI can follow, with a Figma checklist, Claude skills and a full demo brand
- Mailbakery - simply beautiful custom email marketing newsletter templates, design and code email templates for marketing campaigns
- Postcards - Create awesome emails with drag & drop simplicity
- Stripo - Drag-n-drop and HTML email builder with 1,690+ responsive templates
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Canny Pigeons - DMARC monitoring that walks you to p=reject: DNS drift alerts, IP threat intel, and free first domain with hosted DMARC.
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Mailtrap - is a testing tool and is not designed to deliver emails to real addresses
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Emailens - Lints HTML email against 21 clients (Outlook Classic, Gmail, Apple Mail and more) with per-client CSS support, dark mode simulation and copy-paste fixes. Free tier, plus a CLI, GitHub Action and MCP server.
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Mailwarm - Don’t land in spam anymore
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Email Campaign Preflight - Offline HTML campaign QA with machine-readable JSON and client-readable Markdown reports.
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Sendgrid - Email delivery service
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Sparkpost - is the world’s first and only predictive email intelligence platform
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Inboxproof - Free, no-signup email deliverability audit: SPF, DKIM, DMARC, TLS and IP reputation in ~30s, with a spam-risk score.
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Bulk Email Verifier - Clean a list before sending: syntax, MX lookup, disposable/role/typo flags and a 0-100 score, DNS only (no SMTP pings). $0.70 per 1,000 emails.
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Email Forgery Check - Free, no-signup check of whether anyone can send mail as your domain: reads SPF, DMARC, common DKIM selectors and MX from public DNS in your browser and explains each gap in plain words. MIT, open source. (source)
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oneclick-check - Free, offline check of one sent message’s raw headers for RFC 8058 one-click unsubscribe (Gmail/Yahoo bulk sender rule): https List-Unsubscribe, List-Unsubscribe-Post, and DKIM h= coverage. Stdlib Python, MIT.
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Email List Cleaner - Bulk list cleaning before a send: syntax, MX, disposable, role and free-provider checks with typo suggestions; no SMTP probing. Pay per use ($0.50 per 1,000 addresses).
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MailVeri - Bulk and real-time email verification API and MCP server: SMTP, catch-all, disposable and role detection; pay-as-you-go credits that never expire, 1,000 free.
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SolidPing - Uptime monitoring with DNSBL blocklist checks (Spamhaus, SpamCop and others), SMTP, IMAP and POP3 checks, and a passive inbox check that alerts when a periodic email stops arriving. Open source (AGPL-3.0), self-hosted or hosted with a free tier.
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Pharos Email free tools - Free, no-signup SPF lookup counter (limit of 10), DMARC checker, one-pass domain health check (SPF, DKIM, DMARC, BIMI, MX, reverse DNS) and an SMTP bounce code reference.
- ActiveCampaign - Drive growth with customer experience automation
- Autopilot - brings the customer data platform, customer journey marketing, and customer journey analytics together to grow your SaaS business
- BacklinkGenie - AI outreach agent for link building: finds blog posts where your product fits, writes one plain-text pitch per post and sends it from a separate warmed-up mailbox, with follow-ups that stop on reply
- Customer.io - Build your dream messaging workflows (send targeted emails, push notifications, and SMS (Indie Hacker))
- Datacircle - Find the best GTM APIs. We benchmark all the GTM APIs and we put the results on our website.
- DailyStory - Simple to use email marketing and more
- Email Marketing Bible - Data-backed email marketing skill for AI agents (Claude Code, Codex and others): automation flows, deliverability triage, copy de-slopping, ESP control via MCP with send-safety gates and 19 industry playbooks.
- Friendly - The Privacy Friendly Marketing Automation Software
- Froged - Optimize your Customer Experience with One Powerful Product
- ImagineYourBook - AI book drafting app that turns your notes or an outline into a full lead-magnet ebook for opt-ins and nurture sequences, with a cover and Word, EPUB or Markdown download. Paid, 7-day trial (card required); drafts need author review.
- JaxSuite AI - AI-native cold outreach and CRM platform with built-in warmup, spam testing, and smart sending limits.
- Jilt - eCommerce email marketing for WooCommerce, Shopify, and EDD Jilt
- Keap - the all-in-one sales and marketing automation platform designed to help you grow
- Klinky - A/B testing link shortener: split one campaign link between two destinations and measure which one wins
- looot - Pay-per-call data API for outbound lists: find and verify work emails and phones, enrich companies and people, and search companies from one key and one prepaid balance. Remote MCP server and CLI included; a failed call costs nothing, no subscription.
- Omnisend - is an omnichannel marketing automation platform for growth-focused ecommerce businesses
- Palabra - Automate your product-led growth
- SalesLabel - White-label outbound email automation for B2B agencies. Multi-channel email + LinkedIn workflows with unlimited sending inboxes and built-in deliverability.
- UnderSend - Create and send personalized marketing campaing to your users based on their activities and properties. It`s ideal for SAAS
Email Service Providers
- AWeber - is an email marketing tool that allows you to: create a mailing list and capture data onto it; design newsletters that can be sent to the subscribers on your list; automate your email marketing via use of ‘autoresponders’ view and analyse statistics related to your email marketing campaigns.
- BenchMark - is a simple email marketing tool for anyone who needs to send personalized email at scale.
- Campaign Monitor - is a global technology company that provides an email marketing platform that’s easy to use yet extremely powerful
- Constant Contact - effective email marketing and other online marketing campaigns to meet business goals
- Getresponse - is an email marketing platform. It enables to create a valuable marketing list of prospects, partners, and clients, so can develop relationships with them and build a responsive and profitable customer base.
- Mailchimp - Free emailing software
- Mailjet - Create and send beautiful emails without touching a single line of code
- MailMeteor - Send personalized mass emails with the best mail merge in Gmail
- Nitrosend - Create branded campaigns, automated flows, and transactional email from the dashboard or through MCP, CLI, and API
- Sendinblue - is the only all-in-one digital marketing platform empowering B2B and B2C businesses, ecommerce sellers and agencies to build customer relationships through end to end digital marketing campaigns, transactional messaging, and marketing automation.
- SendPulse - is a cloud-based marketing solution that allows users to manage email, text messaging and push notifications through a single platform
- SendX - makes it easy to be a responsible email marketer
Email Marketing For eCommerce
- Klaviyo
- Campaign Monitor (listed below)
- Encharge
- Newsletter2go
- Signal by StackEnhance - Free Chrome extension: on any online store, see when it last sent a marketing email, how often it sends and its latest subject lines; covers 1,000+ stores, mostly in the Nordics and Germany.
Docs: website/docs/tools/automation-platforms.md. Explore: /explore?tag=automation.
All-in-one automation & CRM
- ActiveCampaign - customer experience automation combining transactional email, marketing automation, sales automation, and CRM
- Aritic - full-stack automation for B2B (marketing, CRM, service desk)
- DailyStory - marketing automation with email, SMS, and loyalty workflows
- Sendinblue - all-in-one digital marketing with transactional messaging and automation
- GetResponse - email marketing platform for lists, relationships, and campaigns
- Zoho Campaigns - email marketing platform for leads and contacts
Ecommerce & product-led
- Sequenzy - lifecycle and transactional workflows for SaaS/product teams
- Kicklace - lifecycle emails for SaaS, written from your website and sent when customers act; free up to 1,000 contacts
- Drip - ecommerce automation and personalized campaigns
- Automizy - email marketing software focused on improving open rates
- Sender - keep in touch with customers and grow with less spend
- MailPoet - email solution for WordPress and WooCommerce
Delivery, outbound & infrastructure-owned
- Elastic Email - email delivery for transactional sending
- Woodpecker - outbound email deliverability and sales opportunities
- Wraps - automations/templates/broadcasts sending through your AWS
- Overloop CLI - AI-powered outbound engine as a CLI (
npm i -g overloop-cli)
- MisarReach - AI lead finder with email, LinkedIn, WhatsApp and SMS outreach sequences and a built-in CRM
- Spam Checker
- Email Checker
- No-code Email Editor
- Password reset email design: best practices, checklist & template
- DNSai - Free SPF, DKIM and DMARC checkers, plus DNS/WHOIS lookups and email-header analysis; no signup.
- Campaign Cleaner - Spam checker, Font Color Adjuster, Blacklist Link Checker, Broken Link Checker, CSS Inliner, HTML Sanitizer, Non-ASCII replacement, Font-Size Adjuster, and more.
- SimpleVerifier - Email list verification with a live SMTP mailbox check: each address comes back valid, risky or invalid with a reason, and catch-all or unconfirmed mailboxes stay risky. Free checks to start, then monthly plans; API and MCP server on paid plans.
- Email Validation - Validate email addresses in bulk or via API/MCP, pay-as-you-go from $35/10k credits, up to 500 free credits.
- APIVerve - Email validation and sender-authentication APIs: address validation (format, MX, disposable, role and free-provider flags), a disposable email checker, MX lookup, and SPF, DKIM, DMARC and BIMI record validators. Free plan of 200 credits a month, no card required.
- CheckMail1 - Email verification API for bulk list cleaning, with disposable, role-based and catch-all detection. REST API and CSV upload; 100 free credits, pay-as-you-go from $5 per 1,000 checks.
- Add-to-calendar links in email - Free guide to adding “add to calendar” buttons that work in Gmail, Outlook and Apple Mail: why JavaScript widgets fail in email, how to build Google/Outlook/Yahoo links and a hosted .ics by hand, and links vs .ics attachments.
- Cold Email Checker - Free, no-signup check of a cold email’s length, reading level, spam words, links, questions and ask; runs in the browser, open source (MIT).
- Welcome email generator - Type a SaaS’s address and get the emails it should send, free and with no sign-up.
Strategy
How Often Should You Send Your Subscription Newsletter?
Email Marketing Platform Comparison - independent feature, deliverability and pricing comparison of Mailchimp, Brevo, Klaviyo, ActiveCampaign, Constant Contact and GetResponse
Similar companies
Feedotter
Building an email list
Data Driven Email Marketing
Order is :
Lifecycle of
Docs: website/docs/strategy/lifecycle-emails.md. Explore: /explore?tag=automation.
Getting started & definitions
Guides & best practices
Campaign playbooks & examples
Ecommerce & retail
Personalization and slides
Read and use later
Newsletters lead generation
Docs: website/docs/strategy/lead-generation.md. Explore: /explore?tag=newsletter.
Newsletter-led lead gen
Opt-in & checklists
Broader lead strategies
Blogs
Resources which give answers about importance e-mail in your business
Demand Curve: Tested tactics for growing newsletters
Docs: website/docs/guides/demand-curve.md. Explore: /explore?tag=newsletter.
Demand Curve & conversion tactics
On-demand & partner newsletters
Industry signals & trends
Email templates
Email marketing insights from Vero
Zapier Blog
Drip blog
Automizy Blog
Revue: fears and risks
GDPR
Frontend Development
Resources for building HTML emails — tutorials, templates, and coding references. Docs: website/docs/development/. Explore: /explore?tag=templates.
Articles & Tutorials
HTML Email Templates
Template collections & galleries
- Responsive Email Templates
- Free HTML Email Templates
- Responsive Email
- CodePen Email Templates
- Really Good Emails
- Campaign Buzz - Searchable library of millions of real marketing emails from top brands, with filters, competitor tracking and the original HTML.
- They Sent It - Free archive of nearly 2 million marketing emails from 50,000 brands, with how often each brand sends and the platform it uses.
- Benchmark Email Marketing Templates
- 1210+ Free HTML Professional Email Templates
- Groundmail Email Templates - 12 free, MIT-licensed transactional email templates (auth, account, billing) in React Email, MJML, HTML and plain text, with dark mode.
Visual builders
- Unlayer — create beautiful emails easily
- Postcards — intuitive email builder for teams and individuals
Github Repositories
Canonical open-source repositories for building and running email. Docs: website/docs/development/.
Page jobs: this section = templates / frameworks / infrastructure · Related Repositories = adjacent packages & sites · Cool Projects = showcases.
HTML email templates & boilerplates
Coding tutorials live under Frontend Development → Articles & Tutorials (not duplicated here).
Frameworks & compilers
Infrastructure & APIs
Checkers
Adjacent packages and sites (not the core catalog above).
HTML stuff
Cool projects to take a look
Showcase projects (compilers like Inky/Premailer live under Frameworks above).
Miscellaneous
Arthur Tkachenko articles
Administration
DNS DKIM Records
Sending emails via Amazon SES
Testing
Newsletter Metrics
Email Marketing Basics
All about effective Email Marketing
Email marketing strategy
Email marketing for startups
Startup-focused marketing articles (moved out of Transactional Emails).
Transactional Emails
Concepts, guides, and providers for transactional email. Docs: website/docs/more/.
Concepts & guides
Concepts & definitions
Guides & best practices
Examples & inspiration
Providers & products
Roundups & directories
Templates
- website
- popup form or subscribtion form(but be careful)
- spread the word on your social media or create FB ads
- provide a value to current users
- make it easier to share your letter, so you can benefit from it.
ask your readers to share :)
How to Build an Email List From Scratch: 9 List Building Steps to Follow in 2022 + Infographic
- Make your newsletter a valuable product
- Focus on your target audience
- Make it useful
- Engage with your contacts and ask for feedback
- Promote your newsletter like a product
- Social media pages
- Blog
- Podcast
- Online conferences and events
- Partnerships\Ads-PPC campaigns
- Use some tools and software
- Create lead magnets
Examples:
- Ebook
- Guide
- Report
- Checklist
- Resource kit
- Framework
- Educational materials
- Present the benefits or joining your email list
- Create a landing page for your newsletter
- Add subscription forms to your website and blog
- Create a survey for website and blog visitors
- Run a webinar for your target audience (Partner up with people in your industry with same target audience)
- Create a list building funnel
- Lead magnet funnel
- Standard opt-in funnel
List different features that you might take into consideration
- Email Builder
- Email Templates
- Landing Pages
- Segmentation & Personalization
- Retargeting Audience
- Email Analytics
- Dynamic Content
- Marketing Calendar
- Behavioral-based Automation
- Custom-coded Templates
- Lifetime Value
- Surveys
- Single-step Automation Rules
- Multi-Step Workflows
- A/B Testing
- Multivariate Testing
- Send Time Optimization
- Phone Support
A few tips for those who send cold emails. :handshake: Specifically, our best practices to avoid being trapped by spam filters and reach more prospects with your campaigns.
- Switch to dedicated IP address
- Set up and regularly monitor DNS settings (SPF, DKIM, DMARC, BIMI: you can do it manually or with record generator tools);
- Respect sending limits (do not send 1000 emails per day per mailbox if your email service provider recommends 250);
- Make the ‘from’ line trustful (name, surname, and company name must be real);
- No caps lock, spam words, or exclamation marks in the subject line;
- Do not insert links or images with the first cold email (your prospects’ are not supposed to hear from you, any links will be considered suspicious);
- Check your email copy for spam triggers;
- Keep em
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