Open VSX Registry API
Open VSX Registry API — VS Code extension metadata and search.
Open VSX Registry API exposes vS Code extension metadata and search. We verified a keyless GET endpoint returning JSON (Developer Utilities). Check the provider docs for rate limits and terms before production use.
GET https://open-vsx.org/api/v1
{
"name": "v1",
"extensions": {},
"verified": false,
"access": "restricted"
}curl "https://open-vsx.org/api/v1"const res = await fetch("https://open-vsx.org/api/v1");
const data = await res.json();
console.log(data);import requests
res = requests.get("https://open-vsx.org/api/v1")
print(res.json())/api/v1PROBEDOpen VSX Registry API — VS Code extension metadata and search.
/apiApi — documented GET route.
/api/1Api details by ID (example: 1).
/api?limit=10Api — documented GET route.
/api/search?q=testSearch by query parameters.
We probe a documented GET and expect 2xx JSON — full uptime and health score. Export includes every documented route below.
Stable. No schema drift observed since monitoring began — the response shape has not changed under our checks.
Open VSX Registry API: common questions
Is Open VSX Registry API free to use?
Yes — Open VSX Registry API is a free open data API. Free tier: Free — limits not published. Whether the free tier allows commercial use is unclear — check the provider docs.
Does Open VSX Registry API need an API key?
No — Open VSX Registry API needs no API key or signup. You can call it straight away; rate limits still apply (10800 req/window · 10799 remaining).
Can I call Open VSX Registry API from the browser?
Yes — Open VSX Registry API returns CORS headers over HTTPS, so front-end code can fetch it directly with no backend proxy. Use the fetch snippet on this page, or hit "Run live" to try it now.
Is Open VSX Registry API up right now?
As of our last scheduled check, Open VSX Registry API is healthy with 100% uptime over 90 days and a 245 ms median response. We re-probe it every sweep — the status badge and uptime chart above always show the latest.