Free online CHM to PNG conversion via nodejs

Use free online app or Nodejs SDK to convert between CHM & PNG as well as several popular formats from Microsoft^® Word.

Nodejs Code for Converting CHM to PNG

// Converting CHM to HTML
const request = new SaveAsRequest({
    name: "uploaded.docx",
    saveOptionsData: new HtmlSaveOptionsData(
    {
        fileName: "destination.html"
    })
wordsApi.saveAs(request)
    .then((_result) => {
    // deal with the converted file
})
%!(EXTRA string=CHM, string=HTML)
    // Converting HTML to PNG
const request = new SaveAsRequest({
    name: "uploaded.docx",
    saveOptionsData: new HtmlSaveOptionsData(
    {
        fileName: "destination.html"
    })
wordsApi.saveAs(request)
    .then((_result) => {
    // deal with the converted file
})
%!(EXTRA string=HTML, string=PNG)

How to convert CHM to PNG online in Cloud Apps

Initialize WordsApi and CellsApi with Client Id, Client Secret, Base URL & API version
Set ConvertDocumentRequest with parameters local file name and format as HTML
Call WordsApi convertDocument to convert CHM document to HTML
Initialize SaveOption from CellsAPI with parameters SaveFormat as PNG
Call cellsSaveAsPostDocumentSaveAs method to convert CHM file to PNG

Get Started with Aspose.Total REST APIs

Create an account at Dashboard to get free API quota & authorization details
Get Aspose.Words and Aspose.Cells Cloud SDKs for Nodejs source code from Aspose.Words GitHub and Aspose.Cells GitHub repos to compile/use the SDK yourself or head to the Releases for alternative download options.
Also have a look at Swagger-based API Reference for Aspose.Words and Aspose.Cells to know more about the REST API.

How to Convert Word CHM to other formats online

You can use Aspose.Words to transform CHM files into HTML format. Then, you can input the HTML files to any of the APIs in Aspose.Total, such as Aspose.Cells, Aspose.PDF, Aspose.Email, Aspose.Slides, Aspose.Diagram, Aspose.Tasks, Aspose.3D, Aspose.HTML. This will allow you to output the files in hundred of different formats.

To see the full list of supported formats, please check the Aspose.Total Cloud page.

How to Convert MS Word CHM to Image formats

Aspose.Words Cloud SDK produces few quick and easy ways to convert MS Word files to various image formats similar to what we have done above for PNG: by direct REST API calls or using SDKs. There are multiple image formats accessible for converting Word documents with Aspose.Words Cloud APIs - JPEG, PNG, BMP, GIF, and TIFF.

Create ConvertDocumentRequest object to convert CHM document
Call ConvertDocument method of WordsApi class instance for conversion from CHM

How to Convert CHM to PDF online

For CHM to PDF, you need to go to the web page CHM to PDF and upload the CHM file from your device. Then, you need to click on the “Convert” button and wait for the conversion to finish. After that, you can download the PDF file to your device.

How to Convert Webpage to PNG format

For Webpage to PNG format conversion, you need to go to the website Webpage to PNG and enter the URL of the webpage you want to convert in the input box. Then, you need to click on the “Convert” button and wait for the conversion to finish. After that, you can download the PNG file to your device.

FAQ

What is CHM Format?
The CHM file format represents Microsoft HTML help file that consists of a collection of HTML pages. It provides an index for quick accessing the topics and navigation to different parts of the help document. The CHM file can be searched for contents via the provided search option. CHM is Microsoft Proprietary online help file format that is often used for software documentation. In addition, it is used in several other applications like training guides, interactive books, and electronic newsletters. Most of the modern Microsoft Development environments support generating CHM documentation from information available in the application.
What is PNG Format?
PNG, Portable Network Graphics, refers to a type of raster image file format that use loseless compression. This file format was created as a replacement of Graphics Interchange Format (GIF) and has no copyright limitations. However, PNG file format does not support animations. PNG file format supports loseless image compression that makes it popular among its users. With the passage of time, PNG has evolved as one of the mostly used image file format.
How can I get started with Aspose.Total REST APIs?
Quickstart not only guides through the initialization of Aspose.Total Cloud API, it also helps in installing the required libraries.
Where can I see the release notes for Aspose.Total Cloud API?
Complete release notes can be reviewed at Aspose.Total Cloud Documentation.
Is it safe to convert CHM to PNG in the Cloud?
Of course! Aspose Cloud uses Amazon EC2 cloud servers that guarantee the security and resilience of the service. Please read more about Aspose's Security Practices.
What file formats are supported by Aspose.Total Cloud API?
Aspose.Total Cloud can convert file formats from any product family to any other product family to PDF, DOCX, XPS, image(TIFF, JPEG, PNG BMP), MD and more. Checkout the complete list of supported file formats.
I can not find the SDK for my favorite language. What should I do?
Aspose.Total Cloud is also available as a Docker Container. Try using it with cURL in case your required SDK is not available yet.