What's new in Cotalot

What changes in each version of Cotalot, most recent first.

Latest version: 0.1.0. Updates to 1.x versions are included in the licence.

0.1.0

• First public version (beta), November 2026.
• Folders of DWG and DXF drawings, from R14 to 2018, subfolders included.
• Title blocks in batch: all title blocks in one table, one column per field; the same value or a numbered sequence for a whole column; find and replace in title blocks made of plain texts.
• Before / after preview before writing; each drawing rewritten in its own version, read back and compared; originals copied with a log; undo of the last write.
• Title blocks exported to Excel (.xlsx or CSV), filled there, imported back.
• Batch PDF: one page per layout at the size of its page setup; plot style tables .ctb (color, gray, screening, lineweights), drawing colors, black or grayscale; one PDF per drawing, per layout, or a single one with bookmarks; names taken from the title block.
• DWG and DXF conversion from 2000 to 2018, checked drawing by drawing; refusal explained when a drawing cannot be converted faithfully.
• Printing a whole folder in one job, page preview, drawing register as a PDF, saved batches.