While the EDIPT (empathize, define, ideate, prototype, test) model is the most commonly known design thinking process out there, this process has evolved with each company defining their own approach.
Below is a list of articles which we believe will help you define what the UX design process should like for your project or company.
A perfect start to exploring the other processes out there, this article not only introduces you to the newly processes but deep dives into what caused them to be formed in the first place.
Through this article you would have learned of the Google Design Sprint Process and the Lean UX Approach. Below are a list of resources to help you learn more about them.
The sprint is a five-day process for answering critical business questions through design, prototyping, and testing ideas with customers. Developed at Google Ventures, it’s a “greatest hits” of business strategy, innovation, behavior science, design thinking, and more—packaged into a battle-tested process that any team can use. We recommend that you not only check their DIY guide on their website but also buy their book (it is a must have).
The Lean UX approach to interaction design is tailor-made for today’s web-driven reality. While there are many short blogs about the process online, we believe the book does more justice to explaining the process clearly.
In addition to this we also recommend reading these case studies on the Lean UX approach.
UX Project Checklist is simple tool to keep in mind what you want to consider from a UX point of view while working on a project in an ongoing organization. That's why you won't find there anything specific around personas, journey maps or design style guides; because these are all topics that should be already being covered in your organization.