ZIP packaging comparison

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Matt Garrish edited this page Apr 9, 2024 · 4 revisions

Scenario 1 : Standard EPUB

Summary

Packaging: EPUB container (ZIP with file rules)
ZIP complexity: High
Extension: .epub
Supported by EPUB reading systems and eBraille reading systems
Unzippable for browser reading

Scenario 2 : EPUB with custom extension

Summary

Packaging: EPUB container (ZIP with file rules)
ZIP complexity: High
Extension (example): .ebrl
Supported by eBraille reading systems. If extension changed, also by EPUB reading systems.
Unzippable for browser reading

Scenario 3 : ZIP

Summary

Packaging: ZIP (no rules)
ZIP complexity: Low
Extension: .zip
Supported only by eBraille reading systems
Unzippable for browser reading

Scenario 4 : ZIP with custom extension

Summary

Packaging: ZIP (no rules)
ZIP complexity: Low
Extension (example): .ebrl
Supported only by eBraille reading systems
Unzippable for browser reading