predictable and controllable

Make your software project predictable and controllable

EiffelStudio puts you in charge of your development

previous arrow
next arrow

Developing tools to increase programmer’s productivity since 1985

Stop Shipping Software You Can’t Reason About. EiffelStudio enforces correctness by construction, not by hope.

Most Software Fails Because Its Behavior Is Undefined. EiffelStudio replaces ambiguity with executable contracts.

Software Becomes Expensive When Correctness Is Optional. EiffelStudio makes correctness non-negotiable.

Testing Finds Bugs. Contracts Prevent Them. EiffelStudio embeds correctness into the language and the tools.

If You Can’t Specify It, You Can’t Control It. EiffelStudio turns software behavior into enforceable specifications.

EiffelStudio: a cost-effective way to develop quality applications

The Eiffel secret: making software predictable
The Compiler is Your Friend

Try EiffelStudio

Try our IDE. Send us feedback. Our goal is to help you save time and money without sacrificing quality.

Team Up

We can work with you in a variety of ways to leverage your most ambitious software projects.

Eiffel Community

Join up with people passionate about Eiffel and open-source projects, libraries, and experiences.

News & Events

  • EiffelStudio 25.12
    EiffelStudio 25.12 Brings Native PostgreSQL, Modern Authentication, and Stronger Back-end Capabilities
  • EiffelStudio 25.02
    Featuring Major Enhancements to The Diagram Tool
  • EiffelStudio 24.05
    EiffelStudio 24.05 Elevates .NET Core Development and Enhances Your Coding Workflow