JangoSMTP

Reviewed matches are labeled. Other suggestions come from a shared subcategory, use case, source listing or the same category. Compare features and current plans before choosing.

Product
Sendamatic Low-cost, pay-as-you-go transactional email delivery for teams and developers.
SendGrid Transactional Email Transactional email is sent to facilitate an agreed-upon transaction between the sender and the recipient, like account creation or purchase receipt emails.
Elastic Email Elastic Email is an all-in-one email delivery platform for both marketing and transactional email.
Django Simple Mail - Transactional email made easy in Django Transactional email made easy in Django
SendFleet Transactional email API via Your AWS SES or managed AWS SES.
AISend Transactional email API for developers and AI agents
PurpleToad Mail Multi-domain email, transactional email API, and MCP agents.
Mailjet All-in-one email service provider that provides maximum insight and deliverability results for both marketing and transactional emails.

Selected by category and available use-case details. A topic match does not establish equivalent features.

Product
Sentinet API Management and SOA Governance for enterprises and developers
Postmark Postmark is the easiest and most reliable way to be sure your important transactional emails get to the inbox. Simply & reliably parse recieved email to JSON for your webapp.
The SMS Works SMS API A low cost and reliable SMS API for developers
PlayFab PlayFab is a backend platform for games, delivering powerful real-time tools and services for LiveOps.
Lettermint Send emails to the inbox. Hosted in the EU.
Backand Backand is a backend-as-a-service for AngularJS that provides out-of-the-box social login, push notifications, Ionic integration and more.

Added to this directory in the past 30 days. Dates refer to the directory listing, not the product launch.

Product
AI Prime Tech API access for coding tools and AI applications
WisGate Unified API for AI models
APIKO AI API APIKO AI API is an AI API gateway for developers.
Zuplo The API Gateway reinvented for engineers. Launch your B2B API in record time

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James NoCode YouTube · 57K subscribers
NoCode AI Builders YouTube · 13K subscribers
NeuSource Startup Minds 🎯 NeuSource के साथ करें अपने नए बिज़नेस की शानदार शुरुआत ⬇️

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Dmytro’s Substack Newsletter · Dmytro Krasun
TechnoBizzVault Newsletter
Tech World With Milan Newsletter Newsletter · Dr Milan Milanović

Retold founder accounts from startups in the same category, each linked to the original.

Story
Tailwind UI's $2 million was five months of a commercial product, not a URL typo Adam Wathan's August 2020 essay says Tailwind CSS had about 10 million installs and that Tailwind UI, then about five months old, was about to cross $2 million in revenue, figures he stated himself beside a slug that mis
ScreenshotOne took three years to $10k MRR and eight months to $20k Dmytro Krasun says ScreenshotOne reached $10k monthly recurring revenue in September 2024, almost three years after launch, then $20k in June 2025, and that the second number changed how much more money still drove him.
AJ said Carrd was about $1.2M ARR and he spends time on the product, not campaigns AJ told SaaS Club Carrd was about $100k MRR, about $1.2 million ARR, and that with two people he invests time in the builder rather than in finding ways to market it; he did not, in the sources fetched here, state $2M AR
WP Engine passed $100M ARR after Cohen made thirty people say they would pay $49 Jason Cohen says he did not start WP Engine until 30 people said they will pay $49 a month, 20 of them did, and in January 2018 he reported the company had passed $100 million ARR and closed $250 million from Silver Lake

Subcategories in the same part of the directory, with the number of listed products.