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📝 Office & Document Editing

Collaborative document, spreadsheet, and presentation editors — open source alternatives to Google Docs and Microsoft 365.

Popular SaaS in this category

Tap any tool to see curated open source alternatives with honest strengths and weaknesses.

Alternatives to Google Docs

Collaborative word processor.

4 alternatives

Alternatives to Microsoft 365

Office suite in the cloud — Word, Excel, PowerPoint.

3 alternatives

Alternatives to DocuSign

Electronic signatures and contract workflow.

1 alternatives

Alternatives to HelloSign (Dropbox Sign)

E-signature from Dropbox.

1 alternatives
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Open source projects in this category

ONLYOFFICE

Open source office suite with excellent MS Office compatibility.

License: AGPL-3.0 Self-host: ★★★☆☆

Collabora Online

Browser-based LibreOffice for collaborative editing.

License: MPL-2.0 Self-host: ★★★☆☆

CryptPad

End-to-end encrypted collaboration suite.

License: AGPL-3.0 Self-host: ★★★☆☆

LibreOffice

The classic open source office suite for desktop.

License: MPL-2.0 Self-host: ★☆☆☆☆

DocuSeal

Open source DocuSign alternative — e-sign your own PDFs.

License: AGPL-3.0 Self-host: ★☆☆☆☆

Other categories you might like

🎨 Design & Creative Tools

Graphic design, image editing, and vector tools — open source alternatives to Figma, Canva, Photoshop, and Illustrator.

🤖 Automation & Workflows

Connect apps and automate repetitive tasks — self-hosted alternatives to Zapier, IFTTT, and Make.

🔒 Password Managers

Secure credential storage — open source alternatives to 1Password and LastPass.

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