Observed arrival · 2026-08-23
ApiSimul, a Browser-Bound API Switchboard
A browser-based API mocking studio that intercepts fetch and XMLHttpRequest calls with configurable fake responses.
○Open
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$Paid
†Ads
✦Pretty
●Pro
◎Niche
◉Human
⚑Risk
ƒJS
Why it surfaced
ApiSimul registers a Service Worker so front-end requests keep their real URLs while the browser supplies mock responses. It supports route parameters, generated names and UUIDs, controllable status codes and latency, live call logs, and JSON export/import—with rules stored locally in IndexedDB.
A browser-based API mocking studio that intercepts fetch and XMLHttpRequest calls with configurable fake responses.
Observed signals
Read the marks
Editorial observations of this landing page, not a rating.
○OpenPublic substance visible
✦PrettyNotable craft visible
●ProPolished or operationally mature
◎NicheUnusually specific use
One card from the complete issue