Discover powerful open-source replacements for popular commercial software. Save on costs, gain transparency, and join a community of developers.
Discover powerful open-source replacements for popular commercial software. Save on costs, gain transparency, and join a community of developers.
Email marketing and transactional email for SaaS
AI-powered app and website builder via chat
Suite for diagramming, whiteboards, and cloud architecture mapping
AI-native test automation for web, mobile, and APIs
Email and SMS marketing automation for businesses
Email campaigns, automation, and websites for small businesses
Email API for transactional and bulk email
Transactional email API with SMTP/HTTP sending, routing, and deliverability tools
Disposable email testing inboxes with public and private domains
Email API & SMTP relay with transactional and marketing sending
Email & SMS testing with disposable inboxes and phone numbers
Email warm-up and spam testing to boost inbox placement
Disposable inbox & email testing API for end-to-end QA
Safe testing inboxes for catching, inspecting, and debugging emails
Transactional email API & SMTP relay with built-in testing and analytics
Visual workflow automation platform
General purpose AI agent for automating complex tasks
Chat marketing automation on Instagram, WhatsApp, TikTok, Messenger
Streaming SQL database for incremental, real-time views.
Cloud-native ETL for data integration and transformation
Secure collaboration and messaging for mission-critical teams
Subscription billing & revenue operations platform for B2B SaaS
Open publishing platform for stories and ideas
Evergreen social scheduler that recycles your content library automatically
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