Brevo
🇫🇷Brevo (formerly Sendinblue)
Brevo (formerly Sendinblue) is a French marketing and transactional email platform founded in 2012 by Armand Thiberge in Paris. With over 500,000 customers including eBay, Volkswagen, and Michelin, Brevo has grown from an email marketing tool into a full customer communication suite covering email campaigns, transactional email API, SMS, WhatsApp, CRM, live chat, and marketing automation. All data is processed and stored in EU data centers. Brevo offers a genuinely usable free tier (300 emails/day) that makes it accessible for startups and small projects, with paid plans scaling from Starter through Enterprise.