Catenary

Catenary is a specialized integrated development environment designed for coding software agents. It features a code editor with local language server protocol support, split terminals that can communicate with each other, and a spatial canvas where agents work synchronously. It supports managing multiple projects, branches, and agents live, integrates with multiple AI coding assistants, and offers tools like review diffs, built-in browser, and workspace management. The product is privacy-focused, local-first, and provides a paid Pro tier with extended features.