Open-source statement-level Playwright tracer, purpose-built for AI agents. Analyzes test runs with increased accuracy.

Claude Code session log viewer for JSONL files in ~/.claude/projects. Browse conversations, tool calls, tokens, and live tail sessions on desktop, web, and TUI.

Intercept and inspect Coding Agent API traffic from Claude Code, Codex CLI, Gemini CLI, Cursor CLI, OpenCode, Kimi/Kimi Code, Pi, and Hermes in a local trace viewer.

Open-source observability & evaluation platform for AI agents and coding agents. Trace LLMs, tools, prompts, costs & agent workflows with OpenTelemetry.

Tools for AI agents to test, fix and optimise your codebase

🔨 Kyoko is the all-in-one, fully local tool for debugging and improving your AI agents.

Use cultivar to test your Agent Skills, run them in sandboxes, and across different agents.

Testing and evaluation platform to chat, inspect, and debug MCP servers, MCP apps, and ChatGPT apps.