Vitest environment for Prisma & PostgreSQL designed for fast integration tests: seed your database once with production-like data, then run each test in a transaction that is rolled back after execution. Tests remain isolated without expensive reseeding.

Start premium. Finish cheap. Downshift cuts long Pi Coding Agent session costs by switching from your premium model to an economy model when context gets expensive.

Cache your expensive code

A simple cache to persist expensive function results

Managed cache for expensive queries.

Control token usage before expensive AI API calls

Filtering RSS because Zapier is too expensive.

Cache expensive async/sync fetch and functions on any database. Inspired by Vercel's unstable_cache

Detects expensive code patterns — runaway Firebase reads, missing real-time listener cleanup, polling abuse, and React render loops — before they hit production.

This is the expensive terrain generation code of CosmosJourneyer, rewritten in rust and compiled to wasm to achieve 🚀 blazingly 🚀 fast performance.

A React library for efficiently rendering large list with expensive component

CPU Miner for Generating Expensive Hashes of Content

Test runner that caches your database connection or any of your expensive computation between tests runs.

Expensive plain object type validator leverages TypeScript language service.

Protect GraphQL APIs from deep and expensive queries using depth and complexity limits

React performance inspection tools for render counts, prop changes, render timing, and expensive work.

Smart AI cost optimization with OpenAI and Anthropic support. Automatically routes expensive models to cheaper alternatives while maintaining quality.

This is package expensive-gold-moth

cache/lock expensive functions with Redis

Vitest environment for Prisma designed for fast integration tests: seed your database once with production-like data, then run each test in a transaction that is rolled back after execution. Tests remain isolated without expensive reseeding.