A modern, C++-native, test framework for unit-tests, TDD and BDD - using C++14, C++17 and later (C++11 support is in v2.x branch, and C++03 on the Catch1.x branch)
MCP server for AI coding agents - gives Claude Code, OpenCode, Cursor, and Codex CLI structural understanding of your codebase: symbol graph, blast radius, semantic search, conventions.
Deep comparison and rich diffing for any Go value — text/JSON/Markdown/HTML output, RFC 6902 JSON Patch (generate & apply), custom equality, and test assertions. Zero dependencies, standard library only.
The Go framework for building JMAP servers. Implements RFC 8620 (Core), RFC 8621 (Mail), and more, with pluggable storage, authentication, search, and message delivery. Stdlib-only core.