Ruby is a dynamic, object-oriented programming language known for its simplicity and elegance, offering a productive and enjoyable development experience for software engineers. Developers can learn about Ruby programming fundamentals, web development with Ruby on Rails, and building scalable and maintainable applications with Ruby's expressive syntax and rich ecosystem of libraries and frameworks.

Ruby

Ruby 4.0.3 has been released as a security patch containing ERB 6.0.1.1, which fixes CVE-2026-41316. Applications that call Marshal.load on untrusted data while having both erb and activesupport loaded are affected and should update. The release schedule for upcoming Ruby 4.0 patch versions is also outlined, with 4.0.4 planned for May.

Ruby 4.0.3 Released