Awesome gRPC
I started a curated list of useful resources for gRPC, which eventually got moved to the gRPC Ecosystem organization. I continue to maintain the list.

ghz
Simple gRPC benchmarking and load testing tool written in Go. Includes a complementary web application written in Go and React. Demo.

Mali
Minimalistic Node.js gRPC microservice framework.

Infer
Small Rust crate to infer file and MIME type by checking the magic number signature.

• grpc-caller - An improved Node.js gRPC client
• grpc-inspect - gRPC protocol buffer inspection utility
• grpc-create-error - Utility to crete errors for gRPC responses
• grpc-create-metadata - Simple Node.js helper utility for creating gRPC metadata

NPM Downloads Chart
A simple Go web application and API that plots an NPM's package downloads over time. Uses my NPM downloads API Go client.

Cows
400+ ASCII 🐮s. Get a list of cows or a random cow. The Go and Rust version of original JavaScript Cows.

mailgun-js
A simple Node.js helper module for Mailgun API. Averages about 45 000 downloads per day. Archived.

Lounge
Simple Node.js Mongoose-inspired ODM for Couchbase NoSQL database. Uses an improved Node.js Couchbase driver.

• json-schema-deref - Node.js JSON schema dereference utility. There is also a lighter synchronous version of this module as json-schema-deref-sync.
• json-schema-test-data-generator - Generate sample test data based on JSON schema.