What is HWP?

Hancom Word (HWP) is the standard word processing format in South Korea, used extensively in government and education.

What is OTT?

OpenDocument Text Template (OTT) is a reusable document template format for LibreOffice and OpenOffice word processors.

When Should You Use HWP vs OTT?

HWP vs OTT: Key Differences

• •HWP uses lossy compression while OTT uses lossless compression — this is the fundamental technical difference between the two formats.
• •Moving from HWP (lossless) to OTT (lossless) means the output file will be larger — but every bit of the original is preserved.
• •Alpha channel support: OTT lacks transparency support.
• •HWP files are typically 100KB to 20MB while OTT files range Small template files
• •HWP is optimized for korean documents, hancom office while OTT is designed for document templates, letterheads, form letters — choose based on your specific workflow needs

Advantages of HWP

• ✓HWP applies lossy compression specifically calibrated for Korean documents, Hancom Office.
• ✓HWP enjoys broad native support across operating systems, browsers, and creative tools alike.
• ✓HWP delivers impressive compression ratios, shrinking files dramatically while keeping visual quality high.
• ✓You will find HWP support built into virtually every tool that handles Korean documents, Hancom Office — no plugins or converters needed.

Advantages of OTT

• ✓OTT applies lossless compression specifically calibrated for Document templates, letterheads, form letters.
• ✓OTT enjoys broad native support across operating systems, browsers, and creative tools alike.
• ✓OTT guarantees every bit of the original data survives — no approximations, no shortcuts.
• ✓You will find OTT support built into virtually every tool that handles Document templates, letterheads, form letters — no plugins or converters needed.

Common Use Cases for HWP to OTT Conversion

• Policy and procedure manuals
• Grant applications
• Case studies and whitepapers
• Professional reports and proposals
• Academic papers and theses
• Business contracts and agreements

Industry Applications

Best Practices for HWP to OTT Conversion

• →When converting HWP to OTT, check that tables, images, and embedded fonts transfer correctly — complex layouts may shift between formats
• →Use OTT as your final distribution format if it offers better compatibility, or keep HWP as an editable master
• →For HWP to OTT conversions, verify that tracked changes and comments are preserved if needed
• →Embed fonts to ensure consistent rendering across devices and platforms
• →Always keep a backup of your original files before converting
• →Choose the appropriate quality settings for your specific use case

Troubleshooting HWP to OTT Conversion

• !Page breaks moved after converting HWP to OTT → margin and spacing settings differ between document formats
• !Tables in the converted OTT are misaligned → complex merged cells and nested tables are handled differently by each format
• !Headers and footers missing from OTT → verify that the converter supports header/footer extraction for your source format
• !Special characters appear as gibberish in OTT → the source file may use a different character encoding than expected

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