Working List of E-commerce APIS :

1.Best Buy API:

 Best Buy API suite allows you to query Products, Stores and much more. Explore their data, browse descriptions of the available attributes and see examples of working requests and responses.

• API Endpoint: API Endpoint
• Authentication Required: Yes
• HTTPS:YES

2.Bratabase API:

Bratabase has a huge database of different bra sizes,you can search and explore different types of bra from their apis.

• API Endpoint:API Endpoint
• Authentication Required:No
• HTTPS:YES

3.Ebay API:

Ebay is multinational e-commerce platform, using their apis you can search, sell and buy any product.

• API Endpoint:API Endpoint
• Authentication Required:No
• HTTPS:YES

4.Wal-Mart Open API

Product Lookup API gives access to item price and availability in real-time. Item id needs to be specified for doing a lookup. Response type returned is full response.

• API Endpoint:API Endpoint
• Authentication Required:YES
• HTTPS:YES

5.Wegmans API:

Wegmans offers this suite of APIs to be used for special events only. It is not currently available to the public. Special event attendees can discover and learn about the Wegmans Food Markets, Inc. suite of APIs.

• API Endpoint:API Endpoint
• Authentication Required:YES
• HTTPS:YES

1.MyAnimeList API:
The API lets users interact with the site’s data. Functionality includes site search, anime and manga listing, and account verification. The API uses RESTful calls and responses are formatted in XML.It helps too provide cosplay costumes 2020 

API Endpoint: API Endpoint
Authentication Required:YES
HTTPS:YES

2.AniList API:
The AniList GraphQL Api provides quick and powerful access to over 500k anime and manga entries, including character, staff, and live airing data. The AniList & AniChart websites themselves run on the Api, so everything you can do on the sites, you can do via the Api.

API Endpoint:API Endpoint
Authentication Required:YES
HTTPS:YES

3.Kitsu API:
The API lets users interact with the site’s data programatically. Functionality includes site search, anime and manga listing, and account verification. The API uses RESTful calls and responses are formatted in XML.

API Endpoint:API Endpoint
Authentication Required:YES
HTTPS:YES

4.Studio Ghibli API
The Studio Ghibli API catalogs the people, places, and things found in the worlds of Ghibli. It was created to help users discover resources, consume them via HTTP requests, and interact with them in whatever way makes sense.

API Endpoint:API Endpoint
Authentication Required:YES
HTTPS:YES

5.Anime News Network API:
ANN now provides a direct feed to the Encyclopedia data in XML format. There are two parts to the API.
1.Reports.
2.Anime/Manga Details

API Endpoint:API Endpoint
Authentication Required:YES
HTTPS:YES