dafny

Deprecation date: 2026-11-10

Disable date: 2027-11-10

Install command:
brew install dafny

Verification-aware programming language

https://github.com/dafny-lang/dafny/blob/master/README.md

License: MIT

Development: Pull requests

Formula JSON API: /api/formula/dafny.json

Formula code: dafny.rb on GitHub

Bottle (binary package) installation support provided for:

macOS on
Apple Silicon
golden gate ✅
tahoe ✅
sequoia ✅
sonoma ✅
ventura ✅
macOS on
Intel
sonoma ✅
ventura ✅
Linux ARM64 ✅
x86_64 ✅

Current versions:

stable ✅ 4.11.0

Depends on:

dotnet@8 8.0.131 .NET Core
z3 5.1.0 High-performance theorem prover

Depends on when building from source:

gradle@8 8.14.5 Open-source build automation tool based on the Groovy and Kotlin DSL
openjdk 27 Development kit for the Java programming language

Binaries: dafny

Analytics:

30 days90 days365 days
Installs22112438
Installs (--HEAD)001
Installs on Request22112438
Installs on Request (--HEAD)001
Build Errors0