Arca.directory vs email
Neck and neck on boosts. Profiles, pricing and deals below.
Arca.directory
Best tools for developers, designers and entrepreneurs
community boosts
⚡ 0
pricing
Open source
what it is
Find and share the best tools for developers, designers and entrepreneurs. Discover the latest trends for AI, Design, UI Components, and more.
email
primitive.dev: email for AI agents
community boosts
⚡ 0
pricing
Paid
what it is
Primitive is email infrastructure for AI agents: universal email addresses, hosted functions, and transactional email over the protocol every business already uses. It also ships a ChatGPT app — an in-agent MCP App UI built on the OpenAI Apps SDK that renders your inbox inside the agent host.