安装

其他安装命令

macOS

Homebrew已验证 · 100%

brew install dafny

local Homebrew formula metadata

Linux

Nix已验证 · 92%

nix profile install nixpkgs#dafny

nixpkgs package indexes · pkgs/by-name/da/dafny/package.nix · 来源: api.github.com

Ubuntu apt已验证 · 92%

sudo apt install dafny

Ubuntu 24.04 LTS package indexes · dafny · 来源: archive.ubuntu.com

Windows

Scoop已验证 · 92%

scoop install main/dafny

Scoop official bucket manifest trees · bucket/dafny.json · 来源: api.github.com

概览

软件包摘要

Verification-aware programming language

项目链接

命令和别名

dafny

历史

项目历史与用法

Dafny is a verification-aware programming language and toolchain. It occupies a special package-manager niche: a single CLI that lets developers write programs, specifications, and proofs together, then verify them and compile to mainstream languages.

项目历史

The official Dafny README describes Dafny as a verification-ready programming language whose verifier checks code against specifications while the developer writes. The public dafny-lang/dafny repository was created in 2016, and GitHub release metadata records Dafny 1.9.7 in June 2016.

采用历史

Dafny has grown through language documentation, binary releases for common operating systems, a wiki and issue tracker, and editor-centered workflows such as Visual Studio Code installation. Its README also points to tutorials, reference material, a Zulip channel, and a standard library, which are typical signs of a specialist language moving from research use into practical developer workflows.

使用方式

Users write Dafny programs with specifications such as preconditions, postconditions, invariants, and proofs; the Dafny verifier checks them, and the compiler can emit C#, Go, Python, Java, or JavaScript. The reference manual is the authoritative source for the language and verification system.

为什么软件包爱好者会关心

Dafny matters in package history because it packages formal methods as an installable developer tool rather than a one-off theorem-proving environment. It gives package managers a concrete artifact for a verification language, including CLI binaries, documentation, and cross-platform releases.

时间线

2016: Public dafny-lang/dafny GitHub repository is created.
2016: Dafny 1.9.7 is published on GitHub releases.
2017: Dafny 2.0.0 is published on GitHub releases.
2025: Dafny 4.11.0 is published on GitHub releases.

Related projects

The official README lists influences including Euclid, Eiffel, CLU, Java, C#, Scala, ML, Coq, and VeriFast, and points to Dafny libraries and editor integrations.

来源

安全态势

风险级别：yellow

generalized runtime or code generation signal.

风险分类器

yellow 风险 · 中置信度 · runtime

原因

generalized runtime or code generation signal

信号

text:programming language

安装行为

formula 元数据中未记录 Homebrew post-install 钩子。
Homebrew bottle 元数据适用于 8 个平台目标。
安装时包含 2 个运行时依赖。
构建元数据列出 2 个构建依赖。

建议审查

在无人值守的代理使用前，请检查该工具是否读取明文凭据、写入远程状态、发布制品或调用插件。

可执行文件

已安装的可执行文件

命令	类型	暴露范围	备注
`dafny`	cli	全局可执行文件

新鲜度

版本和新鲜度

这些信号区分页生成时间、软件包管理器活动和上游发布比较。只有存在证据 URL 和可比较版本时，才会提示版本落后。

页面生成时间2026-07-10

管理器版本4.11.0

管理器更新时间2026-06-22

本地数据OK

上游当前

检测到的最新版本v4.11.0

https://github.com/dafny-lang/dafny

OK没有生成新鲜度警告。

安装元数据

软件包元数据

软件包键	brew:dafny
版本	4.11.0
软件包管理器	Homebrew
软件包管理器页面	https://formulae.brew.sh/formula/dafny
主页	https://github.com/dafny-lang/dafny/blob/master/README.md
仓库	https://github.com/dafny-lang/dafny
上游文档	https://dafny.org/dafny/DafnyRef/DafnyRef
许可证	MIT
源码归档	https://github.com/dafny-lang/dafny/archive/refs/tags/v4.11.0.tar.gz
最后更新	2026-06-22T14:03:07-07:00
Pulse	updated
依赖	dotnet@8, z3
构建依赖	gradle@8, openjdk
Bottle	可用 (于 arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, arm64_ventura, sonoma, ventura, x86_64_linux)
Homebrew post-install	未定义
服务	未声明

注册表事实

源数据库详情

Source Database	Homebrew formula API
Tap	homebrew/core
Full Name	dafny
Version Scheme	0
Revision	0
Bottle Stable Root URL	https://ghcr.io/v2/homebrew/core
Deprecated	no
Disabled	no
Keg Only	no
URL Keys	stable

源数据库匹配

其他软件包管理器记录

匹配项来自外部软件包管理器索引，并与本地 Automic Vault 软件包链接分开显示。

Nix95%

dafny

nix profile install nixpkgs#dafny

normalized package name match
匹配方式：Dafny

nixpkgs package indexes · api.github.com · nixpkgs package indexes: pkgs/by-name/da/dafny/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1

Ubuntu apt95%

dafny 2.3.0+dfsg-0.1

programming language with program correctness verifier

https://research.microsoft.com/en-us/projects/dafny/

sudo apt install dafny

Section: universe/devel
Architecture: all
9 依赖
normalized package name match
匹配方式：Dafny

Ubuntu 24.04 LTS package indexes · archive.ubuntu.com · Ubuntu 24.04 LTS package indexes: dafny from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz

Scoop95%

main/dafny

scoop install main/dafny

normalized package name match
匹配方式：Dafny

Scoop official bucket manifest trees · api.github.com · Scoop official bucket manifest trees: bucket/dafny.json from https://api.github.com/repos/ScoopInstaller/Main/git/trees/master?recursive=1

软件包图谱

链接来自本地软件包关系图、补充数据、依赖边、生态匹配和软件包 hub 归属。

来源线索

由仓库数据生成

此页面由 av-web 从 scripts/generate-pkg-sqlite.py 生成的私有软件包 SQLite 工件提供。

Combined YAML source

View the package source record on GitHub.

combined/dafny.yml

使用的来源

Geiger risk classifier
Nucleus package database
av.db category and tag curation
cross-ecosystem install command graph
curated package history
external package-manager database matches
package relationship graph
package version freshness
package-page enrichment

使用 Homebrew, Nix, apt, scoop 安装 dafny