John M. Gamble<p>You can paint in Excel (so presumably also in LibreOffice Calc too).</p><p>I am genuinely boggled at how detailed the pictures are.</p><p><a href="https://fosstodon.org/tags/Excel" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Excel</span></a> <a href="https://fosstodon.org/tags/Spreadsheet" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Spreadsheet</span></a> <a href="https://fosstodon.org/tags/ArtByNumbers" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ArtByNumbers</span></a></p><p><a href="https://mymodernmet.com/tatsuo-horiuchi-excel-spreadsheet-paintings/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mymodernmet.com/tatsuo-horiuch</span><span class="invisible">i-excel-spreadsheet-paintings/</span></a></p>