Recommended Free Popular APIs

• National express logistics query : currently supports express information query of 600+ express companies. Automatically identify the courier company and tracking number, the server responds in milliseconds, and the data is timely and accurate.
• National express logistics map trajectory query : automatically evaluate the logistics timeliness through the logistics order number and receiving and sending address, and display the package transportation trajectory on the map. Including SF, YTO, STO and other mainstream express companies. Automatically identify the courier company and tracking number, real-time query, stable and efficient, the server responds in milliseconds, and the data is timely and accurate.
• Cross-border international express logistics query : support 900+ logistics providers, provide real-time query and tracking number subscription API interface. Stable and efficient, providing high-quality services for cross-border e-commerce platforms, independent stations, and software service providers.
• Universal text recognition OCR : Multi-scenario, multi-lingual, high-precision full-image text detection and recognition services, many indicators are industry-leading, and can recognize Chinese, English, Japanese, Korean, French, and German languages.
• Two-dimensional code recognition OCR : detect and recognize the two-dimensional code and barcode in the picture, and return the stored text content.
• Weather Undergroun : reliable data, accurate forecasts, global coverage in 80 languages.
• Know the weather : China weather information.
• Air quality query : Supports hourly observation of 3,400+ cities in China, and attaches hourly observation data of air quality monitoring points (a total of 2,335 nationwide). Obtain the whole-point observed air quality of a specified city, including air quality index (AQI), primary pollutants, air quality level (excellent, good, lightly polluted, moderately polluted, heavily polluted, severely polluted), 6 elements (CO, NO₂, O₃, PM10, PM2.5, SO₂) concentration (except for CO concentration in mg/m³, the other 5 units are μg/m³), etc.
• Tail Number Restriction : Provides a query of motor vehicle tail number restriction data in the next 15 days in a total of 65 major cities (800+ regions) that have implemented the restriction policy, including restricted areas and rules.
• Mobile phone number attribution : You can query the province, city, operator area code, administrative division code and other information based on the mobile phone number. Hundreds of millions of data include the latest 170, 166, 147 and other segments, which are updated in a timely manner and with high accuracy.
• Anti-fraud (Wool Shield) : Anti-machine fraud, detect abnormal IP, abnormal mobile phone number.
• Baidu Maps : Baidu Maps provides SDK and JavaScript API for Android and iOS versions, which can provide positioning, maps, data, travel, eagle eye track and analysis services.
• AutoNavi Maps : AutoNavi Maps provides JavaScript and web service APIs, Android and iOS SDKs, supports maps, positioning, search, route planning, navigation and indoor maps, etc.
• Today in History : See what major events happened today in history. Check what happened on a specified date in history, including national events, international events, and important government decisions and deployments.
• Perpetual calendar : Obtain the lunar calendar corresponding to the Gregorian calendar date, the solar terms of the lunar calendar, the year, month and day of the heavenly stems and earthly branches, zodiac signs, taboos, constellations and other information. Support for querying the next 15 days.
• Duke of Zhou's Dream Interpretation : Duke of Zhou's Dream Interpretation Encyclopedia, Duke of Zhou's Dream Interpretation query, Duke of Zhou's dream interpretation for free.
• Convert pictures to comic style : It will automatically convert photos to comic style for you, without using photo editing software such as Photoshop, and without any technical foundation. Enter the url of the image to get a comic-style image.
• Minute-level precipitation forecast : Supports forecast data at any latitude and longitude in China, real-time access to the weather forecast of a certain place within the next 2 hours, can achieve minute-level and kilometer-level, and can accurately remind when the next rain will appear and when it will become bigger , when to stop and other forecast information.
• Face detection : Quickly detect faces in the picture and return the position of the face, output the coordinates of key points of the face, and support the recognition of multiple faces.
• Static liveness detection: Static liveness detection is mainly used to upload images for users, and return whether the face in the image is a real person; based on the flaws of the portrait in the picture (moiré pattern, imaging deformity, etc.), judge whether the target is alive, effectively prevent screen Cheating attacks such as remakes.