SlapKit

The Extensive .NET Document Processing Suite

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Create, modify, and manage Excel and PDF documents with zero external dependencies. Free for small teams and startups.

Why Choose SlapKit?

No External Dependencies

Excel and PDF document processing without relying on external software or libraries for a seamless workflow independence.

Free for small teams

Complimentary usage to teams with three or fewer developers or companies with annual revenue of less than $500,000.

Perpetual license

Uninterrupted tool access with its perpetual license, eliminating recurrent fees and volatile pricing for your team.

One year updates

Stay ahead of the curve with SlapKit's one-year updates policy, effortlessly accessing new features and enhancements.

SlapKit.Excel Features

Create Excel documents from scratch or modify existing ones without any third-party dependencies.
No External DependenciesClosedXML Full API CompatibilityCreate or Modify
Charts

Charts

Easily add and manage charts in your spreadsheets for better data visualization.

Sparklines

Sparklines

Compact, in-cell charts that offer a visual snapshot of data trends directly within your worksheet cells.

Pictures (Images)

Pictures (Images)

Add vibrant visuals and images to interpret and derive insights from your data.

Theming

Theming

Apply cohesive blends of colors, fonts, and effects for a professional appearance.

Advanced Data Operations

Tables

Effortlessly create, modify, and style tables, enhancing both data organization and presentation.

Pivot Tables

Efficiently summarize, analyze, explore, and present substantial volumes of data.

Sorting

Create and adjust sorting rules horizontally by rows or vertically by columns.

Filtering (Autofilter)

Easily search and organize data by showing or hiding specific values.

Grouping

Organize rows and columns into expandable and collapsible sections.

Formulas

Insert formulas or equations with 181 predefined functions to enhance your data handling.

Data Validation

Control the types of data or values that users can input into a cell.

Formatting & Structure

Number Formatting

Detailed formatting of numeric values for currency, percentages, dates, and more.

Merge Cells

Merge adjacent cells into larger cells extending across rows and columns.

Freeze Panes

Keep a portion of your worksheet visible while scrolling through other parts.

Hyperlinks

Add, delete, modify, and locate hyperlinks to guide users or open files.

Workbook Protection

Protect the integrity of your Excel workbook to restrict structural changes.

Worksheet Protection

Safeguard your worksheet against accidental or intentional modifications.

Access specific cell collections via a designated name for easier referencing.

Tailor the appearance of cells with fonts, borders, colors, alignment, and more.

Document Properties

Manage metadata like title, author, subject matter, and keywords.

SlapKit.PDF

Introducing SlapKit.PDF, the .NET library crafted to cater to your PDF requirements. Effortlessly create new PDF files, modify existing ones, or extract data with precision. SlapKit.PDF provides a smooth and robust PDF handling experience, without any third-party dependencies. Embrace the simplicity and strength of SlapKit.PDF for your PDF tasks.
  • Create new documents
  • Modify existing PDFs

    Add text and shapes to existing PDF documents.

  • Open and Extract

    Open PDFs and extract text, images, and other content.

  • Analyze Layouts

    Analyze document layouts for intelligent processing.

  • Advanced Components

    Access annotations, forms, embedded documents, and hyperlinks.

  • Export Content

    Export page contents to Alto, PageXML, and hOCR formats.

SlapKit.PDF

Built for Developers

Everything you need to accelerate your development

Lightweight & Fast

Minimal footprint and optimized performance ensure your applications run smoothly without bloat, handling large files efficiently.

Zero External Dependencies

No need for Office Interop or Adobe Acrobat. Deploy anywhere .NET runs Windows, Linux, or macOS with a single NuGet package.

Developer Friendly

Intuitive APIs and full compatibility with popular libraries like ClosedXML make integration seamless, reducing your learning curve.

Ready to Get Started?

Join thousands of developers building amazing applications with SlapKit