Agda vs Lean

Developers should learn Agda when working on projects that require high assurance of correctness, such as in safety-critical systems, cryptography, or formal methods research meets developers should learn lean to optimize software development processes, reduce inefficiencies like overproduction or waiting times, and deliver higher-quality products faster, especially in agile or devops environments. Here's our take.

Agda

Nice Pick

Developers should learn Agda when working on projects that require high assurance of correctness, such as in safety-critical systems, cryptography, or formal methods research

Pros

• It is particularly useful for verifying algorithms, proving properties of programs, and exploring advanced type systems, making it valuable in fields like programming language theory and formal verification
• Related to: dependent-types, haskell

Cons

• Specific tradeoffs depend on your use case

Lean

Developers should learn Lean to optimize software development processes, reduce inefficiencies like overproduction or waiting times, and deliver higher-quality products faster, especially in agile or DevOps environments

Pros

• It is particularly useful for teams seeking to improve workflow, manage work-in-progress, and respond quickly to customer feedback, making it valuable in startups, large enterprises, and continuous delivery setups
• Related to: agile, kanban

Cons

• Specific tradeoffs depend on your use case

The Verdict

These tools serve different purposes. Agda is a language while Lean is a methodology. We picked Agda based on overall popularity, but your choice depends on what you're building.

The Bottom Line

Agda wins

Based on overall popularity. Agda is more widely used, but Lean excels in its own space.