Aspose.Total for JavaScript via C++ is an all-inclusive suite of JavaScript libraries designed to bring advanced PDF processing, OCR capabilities, spreadsheet manipulation, font management, and Page Description Language (PDL) handling directly into web applications. Built using fast WebAssembly-backed components, the suite runs seamlessly in browsers and Node.js without any external software dependencies. Developers can create robust, high-performance document-processing and OCR-driven solutions that operate fully client-side or in hybrid environments. The toolkit includes Aspose.PDF, Aspose.Cells, Aspose.OCR, Aspose.Page, and Aspose.Font for JavaScript via C++, each delivering specialized functionality suited for modern, serverless, scalable web applications.

Features

Aspose.PDF for JavaScript via C++

• Work with PDFs directly in web browsers using a secure, lightweight WebAssembly toolkit.
• Supports 26 languages including Latin, Cyrillic, and Chinese characters.
• Process PDFs efficiently with high scalability.
• Add and extract text and images within PDF documents.
• Encrypt, decrypt, merge, split, and convert PDFs.
• Convert PDFs to images. Aspose.Cells for JavaScript via C++
• High‑performance, WebAssembly‑based spreadsheet API for browser and Node.js environments.
• Create, edit, convert, and render spreadsheets in formats such as XLS, XLSX, XLSB, XLSM, ODS, CSV, and HTML.
• Ideal for dashboards, data pipelines, serverless apps, and document generation tools.
• Offers full compatibility with major Excel formats.
• Enables spreadsheet processing without servers. Aspose.OCR for JavaScript via C++
• Extract text from images, scans, smartphone photos, screenshots, and selected regions.
• Recognize content from images and PDFs offline without an internet connection.
• Supports extended Latin scripts, Cyrillic scripts, and recognition of over 6,000 Chinese characters.
• Handles rotated, skewed, low‑quality, and noisy images.
• Pre‑processing capabilities for improved recognition accuracy.
• Batch recognition of images in folders or archives.
• Recognize images from web links without downloading.
• Outputs recognition results as JSON. Aspose.Page for JavaScript via C++
• Load, merge, render, and convert PostScript (PS), Encapsulated PostScript (EPS), and XPS files.
• Convert PDL formats into PDF and raster images entirely in JavaScript.
• Streamlines document creation, editing, and print workflows.
• Provides precise control over graphics, layout, and rendering. Aspose.Font for JavaScript via C++
• Load, convert, and save various font formats including TTF, EOT, WOFF, CFF, and Type1.
• Access and inspect detailed font metadata.
• Perform browser‑based font conversion and manipulation.
• Simplifies complex font operations for developers working with web typography.

Benefits

• Runs directly in browsers: WebAssembly core enables high‑performance processing without server‑side dependencies.
• Complete document-processing suite: Handle PDFs, spreadsheets, OCR, fonts, and PDLs under one unified product.
• Offline capability: OCR and document processing can run fully offline, supporting privacy‑focused applications.
• Highly scalable: Ideal for web apps, dashboards, SaaS platforms, and serverless systems.
• Language and script diversity: Wide character support, including Chinese and Cyrillic, ensures global usability.
• Developer‑friendly integration: Works with any modern JavaScript framework or runtime (browser or Node.js).
• Improved accuracy and reliability: Advanced OCR pre-processing and correction ensure high‑quality results.