LangChain's platform for tracing, evaluating, and monitoring LLM applications: deep integration with LangChain/LangGraph plus a REST API for any stack.
A lightweight CLI tool for real-time communication between Claude Code sub-agents through hooks, with @-mention targeting, a live monitoring dashboard and no dependencies. It was described as unstable when it was listed.
Phospho is a text analytics and evaluation platform for LLM apps. It logs sessions, runs clustering, detects failures, and surfaces actionable insights.
Auto-approve safe bash commands using AST-based parsing, while prompting for destructive operations. Solves permission fatigue without disabling safety. Supports Claude Code, Gemini CLI, and Cursor.
CCNotify provides desktop notifications for Claude Code, alerting you to input needs or task completion, with one-click jumps back to VS Code and task duration display.
A lightweight Bash + jq statusline for Claude Code that displays rate limit pace delta (burn rate vs. time remaining), 5h/7d usage percentage, context window usage, git branch and diff stats. Compares current consumption rate against time remaining in each rate limit window to indicate whether quota is being used faster or slower than the window allows. Single file with no external dependencies beyond jq.
A quality-check hook for Node.js TypeScript projects: TypeScript compilation, ESLint auto-fixing and Prettier formatting, with SHA256 config caching that keeps validation under 5 ms during editing.
A lightweight Python SDK with a clean API and good documentation; simplifies the process of writing hooks and integrating them into your codebase, providing a nice abstraction over the JSON configuration files.
A Laravel-inspired PHP SDK for building Claude Code hook responses with a clean, fluent API. This SDK makes it easy to create structured JSON responses for Claude Code hooks using an expressive, chainable interface.
High-performance Rust-based statusline for Claude Code with persistent stats tracking, progress bars, and optional cloud sync. Features SQLite-first persistence, git integration, context progress bars, burn rate calculation, XDG-compliant with theme support (dark/light, NO_COLOR).
Prompt injection scanner for Claude Code hooks. Scans tool inputs and outputs for injection attacks, secrets, and data exfiltration attempts. In early development when it was listed.