For years, Postman was my go-to tool for API testing. But recent updates made it increasingly frustrating to use: mandatory cloud account logins, telemetry tracking, runner restrictions (limited to 25 runs/mo), and eating upwards of 1.2 GB of RAM on heavy Electron runtimes.

As a developer working with microservices, I needed something fast, private, and capable of organizing 30+ services without massive clutter.

So I built ReqX — an ultra-fast, 100% offline-first API client powered by Tauri v2 + Rust .

👉 GitHub Repository: https://github.com/lgponlylove/reqX

⚡ Key Highlights of ReqX

1. 🌲 Multi-Level Directory Tree (Solved Postman's biggest flaw)

In Postman, collections are forced into a single, unending flat list.…