1. LibreOffice Draw (Free, Open-Source, Cross-Platform)

Best for: Opening .pub files + full desktop publishing

LibreOffice Draw is the most capable free alternative. It opens most .pub files natively (including WMF/EMF graphics, text boxes, and multi-page layouts), supports exporting to PDF, and runs on Windows, macOS, and Linux. The interface is different from Publisher, but the core features — page layout, text boxes, shape tools, and export options — are all present.

2. Canva (Free Tier, Online)

Best for: Creating new designs quickly

Canva is a browser-based design tool with thousands of templates. It does not open .pub files, but it is excellent for creating new flyers, brochures, newsletters, and social media graphics. The free tier includes hundreds of templates, drag-and-drop editing, and PDF export. For most users creating new content, Canva is easier and faster than Publisher ever was.

3. Scribus (Free, Open-Source, Cross-Platform)

Best for: Professional desktop publishing

Scribus is a professional-grade page layout application comparable to Adobe InDesign. It supports CMYK color, PDF/X standards, and advanced typography. It does not open .pub files natively, but it is the best free option for creating print-ready publications from scratch. The learning curve is steeper than Publisher's.

4. Google Slides (Free, Online)

Best for: Simple layouts and team collaboration

Google Slides is primarily a presentation tool, but it works surprisingly well for simple desktop publishing: flyers, single-page newsletters, and posters. It supports real-time collaboration, exports to PDF, and requires no installation.

5. Microsoft Word (Free Web Version)

Best for: Document-style publications

Microsoft Word (free via Office.com) can be used for basic desktop publishing. It has page layout features, text boxes, image wrapping, and PDF export. For text-heavy publications like newsletters and reports, Word is a familiar and effective option.

6. Publuu (Free Tier, Online)

Best for: Converting PDFs to digital flipbooks

Publuu specializes in creating interactive online publications from PDF files. While not a direct .pub editor, it pairs well with other tools — convert your .pub to PDF first, then use Publuu to create an online flipbook.

7. Vectr (Free, Online + Desktop)

Best for: Vector graphics and simple layouts

Vectr is a vector graphics editor that can be used for page layout. It is lighter than full DTP software but capable of creating posters, flyers, and simple multi-page documents.

8. Lucidpress (Free Tier, Online)

Best for: Template-based publishing

Lucidpress offers drag-and-drop publishing with templates for brochures, newsletters, and reports. The free tier has limited exports but is sufficient for personal use.

9. Inkscape (Free, Open-Source, Cross-Platform)

Best for: Vector-based page design

Inkscape is primarily a vector graphics editor (like Adobe Illustrator), but it can be used for single-page layouts, posters, and flyers. It exports to PDF and supports professional-grade SVG editing.

10. OnlyOffice Desktop Editors (Free, Open-Source, Cross-Platform)

Best for: Office document compatibility

OnlyOffice includes a document editor with page layout features. It is compatible with Microsoft Office formats and supports PDF export. Available on all platforms.

Quick Comparison

Tool Opens .PUB Platform
LibreOffice DrawYesWin/Mac/Linux
CanvaNoWeb
ScribusNoWin/Mac/Linux
Google SlidesNoWeb
PubViewerYes (view only)Web

If you have legacy .pub files, LibreOffice Draw is your best bet for opening and editing them. For new projects, Canva or Scribus are excellent choices depending on your needs.