Hemanth HM
Tooling & Utilities

Developer Tools

A collection of open-source CLI utilities, pairing assistants, browser environments, and AI testbenches built for modern software engineering workflows.

Pairing Assistant Launch →

Pair programming session coordinator with driver/navigator role switching, timeboxing, and active participant management.

Live Web App · Productivity
git-tips / git-tip ★ 20.4k

Interactive Git tip engine & command lookup utility. Run npm i -g git-tip to query tips directly from terminal.

CLI Utility · Shell / Node.js
node-ytmd GitHub →

CLI tool that fetches YouTube video metadata, chapters, timestamps, and transcripts into clean, LLM-ready structured Markdown files.

npm package · CLI
Prompt Tuner Launch →

Interactive test bench for evaluating prompt variants, measuring token density, and tuning LLM system instructions.

AI Testbench · h3manth.com/ai
browser-env npm module →

Simulates a full browser environment in Node.js for zero-overhead unit testing without browser launch latency.

Testing Tool · Node.js
WebMCP Bridge Launch →

Exposes browser APIs, DOM inspection, and tab capabilities as Model Context Protocol (MCP) tool endpoints for autonomous agents.

MCP Tool · AI Protocol
Speed Check Launch →

Zero-dependency browser network performance, TTFB, and latency profiling utility.

Web Performance
is-installed GitHub →

Check if a package or binary is installed globally or locally across system PATHs.

CLI Utility · npm package