Learn how to build your own Postman clone using plain JavaScript in this comprehensive 43-minute tutorial. Discover the process of creating a powerful API testing tool from scratch, starting with the initial setup and progressing through form HTML and JavaScript implementation. Explore the intricacies of handling responses, both in HTML and JavaScript, and dive into the integration of JSON text editors. Follow along with provided timestamps and access the complete GitHub code repository for reference. Gain valuable insights into API testing tool development and enhance your JavaScript skills with this hands-on project.