Tencent Maps (Tencent Location Service) provides JavaScript map APIs widely used on Chinese websites.
About 399 websites in the PageSourceSearch index contain the code that reveals it; the 50 highest-ranked are listed below.
How is Tencent Maps JavaScript API detected?
The API is included from map.qq.com/api/ (gljs or js) with the developer key as a parameter. The discovery keyword is the exact bytes PageSourceSearch looks for in every stored page and script:
A literal is matched byte for byte, case-sensitively. Combine it with another keyword, a domain, a kind or a date filter on the search page to narrow the list. About Tencent Maps JavaScript API
Top 50 websites using Tencent Maps JavaScript API
Ranked by the domain's position in the crawl's ranked list (Common Crawl harmonic centrality), highest first. view source opens the stored page or script with the match highlighted. Computed 2026-09-29 22:16:22 UTC.
Questions about finding Tencent Maps JavaScript API
How does PageSourceSearch know a website uses Tencent Maps JavaScript API?
By the source itself: The API is included from map.qq.com/api/ (gljs or js) with the developer key as a parameter. PageSourceSearch stores the raw HTML and first-party JavaScript of each crawled site and matches the keyword byte for byte, so every listed site's stored source contains it.
Is this a complete list of websites using Tencent Maps JavaScript API?
No. The page lists the 50 highest-ranked sites in the index whose source holds the keyword, out of about 399 websites that do; the count is the index's estimate at the time the list was computed. Run the keyword as a search to page through all of them, or add a kind or date filter.
How do I find websites that use Tencent Maps JavaScript API together with another technology?
Search for both keywords at once: several terms separated by spaces must all be found on the same site, or with the Same page toggle in the same page. For example map.qq.com/api/ with wp-content/plugins/ lists the WordPress sites that use Tencent Maps JavaScript API.