deno
SHA-256Deno is a modern runtime for JavaScript and TypeScript with secure defaults, built-in TypeScript support, and a great developer experience.
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v2.9.5 · 40.7 MB
A secure, modern JavaScript/TypeScript runtime with native TS support and URL-based imports, perfect as a safer Node.js alternative.
Core Features
- Native TypeScript support with no build step
- Security-first permission system (network, file, access)
- URL-based imports and built-in package registry (JSR)
- Built on V8, Rust, and Tokio with WebAssembly support
- Single binary, cross-platform installation
What It Can't Do
- •Sensitive operations require explicit flags like --allow-net; some npm packages need compatibility shims; be aware of breaking API changes between major Deno versions.
Use Cases
- Building web servers and REST APIs
- Writing CLI tools and scripts, or deploying edge/serverless functions
Detailed Introduction
Deno is a modern runtime for JavaScript, TypeScript, and WebAssembly, designed with secure defaults and a great developer experience. Built on V8, Rust, and Tokio, Deno eliminates many legacy Node.js design issues: it has native TypeScript support without a build step, a built-in package manager with URL-based imports, and a permission system that requires explicit access for network, file, and other sensitive operations. Compared to Node.js, Deno feels more streamlined and secure, and it is ideal for building web servers, command-line utilities, and serverless functions. With a single executable and zero-config setup, it lowers the barrier for beginners while remaining powerful for advanced users. The project is actively maintained, with strong community engagement and documentation.
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Getting Started
Download installer
Click the button above to download the installer for your system
Install the software
Double-click the downloaded installer and follow the prompts
Download and run the install script for your OS (curl for macOS/Linux, PowerShell for Windows)
Alternatively use a package manager like Homebrew, Winget, Chocolatey, or Scoop
Create a file named server.ts with a Deno.serve function
- Download and run the install script for your OS (curl for macOS/Linux, PowerShell for Windows)
- Alternatively use a package manager like Homebrew, Winget, Chocolatey, or Scoop
- Create a file named server.ts with a Deno.serve function
SHA-256 checksum verified
Checksum extracted from GitHub official Release page
SHA256 Checksum
171efab55ac6b9881fd53ee4c20f8bf3bb1340ffc618483746909014db12216aThis checksum is extracted from the GitHub Release page. Verify file integrity after download.
All SHA-256 checksums on this platform are extracted from the project's official GitHub Release page, without any modification. You can independently verify them on the GitHub Releases page.
Open Source Transparency
View GitHub SourceUninstall Info
For script-based installs, remove the Deno directory and PATH entries. For package managers, use the corresponding uninstall command, e.g., brew uninstall deno.
No Extra Dependencies
Ready to use after download. No additional runtime required.
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