I built a lightweight HTTP client that lives inside Chrome — no Postman needed

<p>I built API Sniffer Pro to simplify API debugging inside Chrome DevTools. It captures XHR, Fetch, and WebSocket traffic and exports them to Postman/OpenAPI automatically. Would

<p>I got tired of API keys and auth headers syncing to someone else's cloud every time I tested an endpoint. So I built Freeman — a self-hosted, browser-based REST API client that

<p>Hey DEV community! 👋</p> <p>As a developer and digital marketer, I got sick of using random, ad-stuffed websites every time I needed to quickly format JSON, calculate a margin,

<p>As developers, we all have that exact same workflow. You get a massive blob of JSON from an API, or a JWT token from a staging environment, and you instinctively Google "JSON

<p>For years, my API testing routine revolved around a familiar setup: open Postman, fire requests, tweak headers, repeat. It was efficient enough, or so I thought. Then I decided

<p>When the same HTTP request works in dev but fails in production, debugging gets messy fast.</p> <p>Example: a request returns 200 in dev but 400 in prod because of a missing