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Adding rows of data into existing xlsx file with pivot tables and charts result with unusable file.

bug

file_errorfile format generation/writing issuefile format generation/writing issue

xssf

Status: Open.

#1293 In nissl-lab/npoi;

· rafinewman opened on Mar 13, 2024

XSLF (PPTX) Support Vote

Commercialcommercial featurecommercial feature

enhancement

pptx

Status: Open.

#1480 In nissl-lab/npoi;

· tonyqus opened on Jan 22, 2025

XSLF namespace migration (PPTX)

enhancement

pptx

Status: Draft (not ready).

nissl-lab/npoinumber 1538

#1538 In nissl-lab/npoi;

· tonyqus opened on Apr 6, 2025

Support DOCM file type

enhancement

help-wanted

xwpf

Status: Open.

#1250 In nissl-lab/npoi;

· TomLingWu opened on Jan 11, 2024

Support password protection on Word documents

encryption

enhancement

help-wanted

xwpf

Status: Open.

#365 In nissl-lab/npoi;

· JValck opened on May 26, 2020

Add support for threaded comments

enhancement

help-wanted

xssf

Status: Open.

#1627 In nissl-lab/npoi;

· deanm0000 opened on Aug 21, 2025