Why I use it: Customer messaging platform with live chat, bots, and product tours. The SaaS support standard.
Why I use it: Enterprise helpdesk and customer support suite. Ticketing, knowledge base, and omnichannel support.
Why I use it: All-in-one customer messaging with live chat, chatbot, and shared inbox. Great free tier.
Why I use it: The default team communication tool. Channels, integrations, and workflows for dev teams.
Why I use it: Drop-in real-time collaboration — live cursors, comments, multiplayer editing. Pre-built React hooks save months of development.
Why I use it: Community platform increasingly used for developer communities and support. Free and feature-rich.
Why I use it: Transactional and marketing email API from Twilio. Reliable delivery with analytics.
Why I use it: Event-driven messaging automation. Send emails, push, SMS based on user behavior. The PLG company's marketing automation tool.
Why I use it: Modern email API with the best DX. Built by the React Email creator. Perfect for transactional emails in Next.js/React apps.
Why I use it: The communications API platform. SMS, voice, video, WhatsApp — all programmable. Also owns SendGrid for email.