Skip to content

FilterJS vs Okular

Professional comparison and analysis to help you choose the right software solution for your needs.

FilterJS icon
FilterJS
Okular icon
Okular

FilterJS vs Okular: The Verdict

⚡ Summary:

FilterJS: FilterJS is a JavaScript library for filtering, sorting, and pagination of data sets. It provides easy-to-use APIs for client-side data processing without any dependencies.

Okular: Okular is a versatile document viewer software for KDE. It supports viewing PDFs, EPUBs, ODT, and other document formats. Okular allows annotating, highlighting, commenting on documents as well as filling forms.

Both tools serve their respective audiences. Compare the features, pricing, and user ratings above to determine which best fits your needs.

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature FilterJS Okular
Sugggest Score — —
Category Development Office & Productivity
Pricing — Free

Product Overview

FilterJS
FilterJS

Description: FilterJS is a JavaScript library for filtering, sorting, and pagination of data sets. It provides easy-to-use APIs for client-side data processing without any dependencies.

Type: software

Okular
Okular

Description: Okular is a versatile document viewer software for KDE. It supports viewing PDFs, EPUBs, ODT, and other document formats. Okular allows annotating, highlighting, commenting on documents as well as filling forms.

Type: software

Pricing: Free

Key Features Comparison

FilterJS
FilterJS Features
  • Client-side filtering
  • Client-side sorting
  • Client-side pagination
  • Search functionality
  • Column-based filtering
  • Nested object filtering
  • Customizable filtering functions
  • Extensible architecture
Okular
Okular Features
  • Supports viewing PDF, PostScript, DjVu, CHM, XPS, ePub and other formats
  • Allows annotating, highlighting and adding comments to PDFs
  • Has different view modes like single page, facing, overview grid
  • Supports tabs for opening multiple documents
  • Has presentation mode for slideshows
  • Can fill interactive PDF forms
  • Allows saving filled forms as PDF or text
  • Has search functionality to find text in documents
  • Can encrypt PDF files
  • Has document information and metadata viewer
  • Supports table of contents navigation
  • Has different reflow modes for reading ePubs
  • Can print documents to system printer

Pros & Cons Analysis

FilterJS
FilterJS
Pros
  • Lightweight library without dependencies
  • Easy to integrate into projects
  • Intuitive APIs
  • Good performance on large data sets
  • Open source and free to use
Cons
  • Limited to client-side processing only
  • Not optimized for extremely large data sets
  • Requires writing custom code for advanced filtering
  • Lacks some advanced features like fuzzy search
Okular
Okular
Pros
  • Free and open source
  • Clean and intuitive interface
  • Good performance with large PDFs
  • Lots of annotation and markup tools
  • Supports many document formats
  • Available on Linux, Windows, macOS
Cons
  • Limited format support compared to some alternatives
  • Annotation features may be limited for some users
  • No cloud storage integration
  • Less features than paid alternatives

Pricing Comparison

FilterJS
FilterJS
  • Not listed
Okular
Okular
  • Free

Related Comparisons

Adobe Acrobat DC
vs FilterJS vs Okular
SumatraPDF
vs FilterJS vs Okular
PDF-XChange Viewer
vs FilterJS vs Okular
Substance Designer
vs FilterJS vs Okular
Filter Forge
vs FilterJS vs Okular

Learn More About Each Product

FilterJS
FilterJS
Reviews, pricing & alternatives →
Okular
Okular
Reviews, pricing & alternatives →

Ready to Make Your Decision?

Explore more software comparisons and find the perfect solution for your needs

FilterJS Alternatives
Okular Alternatives
Browse More Software