FileExamples
.wasm

WebAssembly Contract

A sample WASM smart contract binary for testing Polkadot, NEAR Protocol, and CosmWasm blockchain runtimes.

.wasm

WebAssembly Contract

blockchain file · 20 KB

A sample WASM smart contract binary for testing Polkadot, NEAR Protocol, and CosmWasm blockchain runtimes.

Format
WASM
Size
20 KB
MIME
application/wasm
Bytes
20,480
Download WASM

File Details

File Name
WebAssembly Contract.wasm
Format
WASM
File Size
20 KB
MIME Type
application/wasm
License
Free for testing

About WASM Files

The WASM format is commonly used in the blockchain & web3 category. WASM files are supported by a wide range of applications and tools. This sample file is a valid, well-formed example with proper headers and metadata, designed for testing file upload/download functionality, validating parsers and converters, automated testing, and learning about the WASM file format structure. All files on File Examples are free to download without registration.

Common Use Cases for .wasm Files

  • Testing file upload and download functionality in web and mobile applications
  • Validating WASM parsers, converters, and rendering engines
  • Automated testing in CI/CD pipelines
  • Prototyping applications that process blockchain & web3 files
  • Learning about the WASM file format structure and metadata

How to Open WASM Files

WASM files can be opened with applications that support the WASM format. Check your operating system's default app settings or try a universal file viewer. Most text-based formats can also be opened with any code editor like VS Code.

Developer Notes

MIME Typeapplication/wasmFile Size20 KBExtension.wasmCategoryBlockchain & Web3

This file is well-formed with valid headers and metadata, making it safe for automated testing and CI/CD pipelines. You can fetch this file directly in your tests using the URL https://fileexamples.com/api/download?file=sample_contract.wasm&type=application/wasm. Works with curl, wget, fetch(), axios, and any HTTP client. Set the Content-Type header to application/wasm when serving WASM files in your application.

Frequently Asked Questions

What is this sample WASM file used for?

This sample WASM file is designed for testing file upload forms, validating WASM parsers, automated testing, CI/CD pipelines, and prototyping applications that handle blockchain & web3 files.

Can I use this file for upload testing?

Yes. This 20 KB WASM file is well-formed with valid headers and metadata, making it suitable for testing file upload endpoints, size limit validation, and MIME type detection (application/wasm).

Is this example file safe to download?

Yes. All sample files on File Examples are created in-house, contain no malware or tracking, and are free to download without registration. They are safe for development and testing use.

What software can open this WASM file?

WASM files can be opened with applications that support the WASM format. Check your operating system's default app settings or try a universal file viewer. Most text-based formats can also be opened with any code editor like VS Code.