TheQRCode
Generate QR codes for URLs, WiFi, contact cards, email and text, with custom colors and styling


API testing tool.
Thunder Client API is a free Development API that requires no API key, is served over HTTPS and supports CORS, so it can be called from the browser.
Thunder Client is a hand-crafted lightweight Rest API Client extension for Visual Studio Code
Details from thunderclient.com.

Unified API suite · now live
Geocode an address, validate an email, track a flight or pull stock data with one account, one dashboard and one API key.
Generate QR codes for URLs, WiFi, contact cards, email and text, with custom colors and styling
Web page to clean Markdown and AI crawler robots.txt checks, free without a key (rate limited)
Unified agent API: search, scrape, enrich, image gen, TTS, STT, messaging. One key, 20+ capabilities
Current time, UTC offset and DST for any time zone or IP, a drop-in WorldTimeAPI replacement
The Thunder Client API is provided by Thunder Client (thunderclient.com). Thunder Client is a hand-crafted lightweight Rest API Client extension for Visual Studio Code
Yes. The Thunder Client API is listed in the Development category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.
No. The Thunder Client API requires no authentication, so you can start making requests without signing up.
Yes. The Thunder Client API supports CORS, so front-end JavaScript can call it directly.
Yes. The Thunder Client API is served over HTTPS, so it's safe to use in production.