nextviper

Official npm distribution and CLI runner for the NextViper programming language, developed and maintained by Nuratix LLC (https://nuratix.com).

NextViper is a modern, compiled, high-performance programming language designed for columnar Data, N-dimensional Tensors, AI/ML, and Khronos Vulkan GPU acceleration.

• Website: https://nextviper.nuratix.com
• Documentation: https://nextviper.nuratix.com/docs
• 6-Day Master Course: https://nextviper.nuratix.com/learn
• GitHub: https://github.com/nuratix/nextviper

🚀 Quick Usage with npx

Execute NextViper programs directly without manual setup:

# Run a script
npx nextviper run script.nv

# Check syntax & types with JSON output
npx nextviper check script.nv --format=json

# Format code in-place
npx nextviper fmt src/

# Launch the interactive REPL
npx nextviper repl

# Initialize a package workspace
npx nextviper init my_project

📦 Global Installation

npm install -g nextviper

Then run nextviper directly:

nextviper --version
nextviper info

💻 Programmatic Node.js API

import { run, check, eval as evaluate } from "nextviper";

// Evaluate code inline
const evalResult = evaluate('print("Hello from NextViper via npm!")');
console.log(evalResult.stdout);

// Type check source file
const checkResult = check("src/main.nv");
if (!checkResult.success) {
  console.error("Diagnostics:", checkResult.diagnostics);
}

// Run a NextViper script
const runResult = run("src/main.nv");
console.log(runResult.stdout);

📜 License

Apache-2.0 © 2026 Nuratix LLC.