Here's a brief overview of the pros and cons of Ruby on Rails (ROR):

Pros:

Developer-Friendly:

ROR follows the convention over configuration (CoC) and don't repeat yourself (DRY) principles, making development more straightforward and less error-prone.

Rapid Development:

The use of scaffolding, code generators, and a wealth of pre-built plugins allow for quick development and prototyping.

MVC Architecture:

The Model-View-Controller (MVC) architecture promotes code organization, making it easier to maintain and scale applications.

Active Record ORM:

Active Record simplifies database interactions, allowing developers to work with databases using Ruby code and reducing the need for SQL queries.

Extensive Community and Documentation:

A large and active community provides support, and there's comprehensive documentation available, making it easier for developers to find solutions and resources.

Gems and Libraries:

The RubyGems system allows easy integration of third-party libraries and tools, saving development time and effort.

Convention-Driven Development:

Conventions in Rails lead to consistent code patterns, making it easier for developers to understand and collaborate on projects.

Testing Support:

Integrated testing tools support automated testing, ensuring the reliability of applications.

Cons:

Learning Curve:

The convention-driven approach may pose challenges for developers accustomed to more configuration options, and there might be a learning curve for beginners.

Performance:

While Rails provides good performance for most applications, it may not be as performant as some other frameworks for certain high-traffic or resource-intensive applications.

Resource Intensiveness:

Rails can be resource-intensive, particularly in terms of memory usage, which may impact the scalability of applications.

Opinionated Framework:

Some developers might find Rails too opinionated, meaning it enforces certain conventions that may not align with their preferred coding style or architecture.

Community Emphasis on Certain Practices:

The strong community emphasis on certain practices may lead to limited flexibility in choosing alternative technologies or methodologies.

Upgrades and Version Compatibility:

Upgrading between major versions of Rails may require adjustments to existing code, and maintaining compatibility with the latest version can be a consideration.

Not Ideal for All Use Cases:

While great for many web applications, Rails might not be the best choice for certain specialized applications or specific industry requirements.