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ReSmush.it

Free image optimization: shrink JPG, PNG and more by URL

🎬 MediaHEALTHYchecked 7h ago
AUTH NONECORS ✓AGENT ✓HTTPS ✗COMMERCIAL ?

Point reSmush.it at an image URL and it returns a compressed copy plus before/after byte sizes as JSON. It is a keyless optimization service supporting JPG, PNG, GIF, BMP and TIFF with adjustable quality.

92HOW IT'S SCORED ⓘ
Docs ↗
Status badge · for your READMEshipapis health badge: 92 · healthy
Uptime history
100%90 days
100%30 days
370P50 · ms
2901P95 · ms
operationalpartialdownno data
Response time · last 48 checks
Fastest 211 ms, slowest 861 ms, most recent 257 ms.
Live response samplecaptured by our last successful check
GET http://api.resmush.it/ws.php?img=https://www.gstatic.com/webp/gallery/1.jpg&qlty=80

{
  "src": "https://www.gstatic.com/webp/gallery/1.jpg",
  "dest": "http://hel1.static.resmush.it/483d8b9a72d84bff4ca924ba7e487cf1/1.jpg",
  "src_size": 44891,
  "dest_size": 43470,
  "percent": 3,
  "output": "json",
  "generator": "reSmush.it rev.3.0.11.20240125"
}
Call itcurl · fetch · python
curl "http://api.resmush.it/ws.php?img=https://www.gstatic.com/webp/gallery/1.jpg&qlty=80"
const res = await fetch("http://api.resmush.it/ws.php?img=https://www.gstatic.com/webp/gallery/1.jpg&qlty=80");
const data = await res.json();
console.log(data);
import requests

res = requests.get("http://api.resmush.it/ws.php?img=https://www.gstatic.com/webp/gallery/1.jpg&qlty=80")
print(res.json())

BROWSER CALLS BLOCKED (NO CORS/HTTPS) — USE THE CURL SNIPPET

Endpoints · 3HealthyFULL DOCS ↗
Monitored path responding — GET /ws.php?img=https://www.gstatic.com/webp/gallery/1.jpg&qlty=80370 mschecked 7h ago
GET/ws.php?img=https://www.gstatic.com/webp/gallery/1.jpg&qlty=80PROBED

Free image optimization: shrink JPG, PNG and more by URL

GET/ws.php?limit=5

Ws Php — documented GET route.

GET/ws.php?page=1

Ws Php — documented GET route.

Machine-readable spec

We probe a documented GET and expect 2xx JSON — full uptime and health score. Export includes every documented route below.

Response-shape history

Stable. No schema drift observed since monitoring began — the response shape has not changed under our checks.

ReSmush.it: common questions

Is ReSmush.it free to use?

Yes — ReSmush.it is a free media API. Free tier: Free; per-image size cap applies (see docs). Whether the free tier allows commercial use is unclear — check the provider docs.

Does ReSmush.it need an API key?

No — ReSmush.it needs no API key or signup. You can call it straight away; rate limits still apply (Unpublished).

Can I call ReSmush.it from the browser?

Not directly — ReSmush.it doesn't send browser-friendly CORS headers, so call it from a server or proxy instead. Copy the curl or Python snippet on this page to get started.

Is ReSmush.it up right now?

As of our last scheduled check, ReSmush.it is healthy with 100% uptime over 90 days and a 370 ms median response. We re-probe it every sweep — the status badge and uptime chart above always show the latest.