VWS Online tools
Library & MARC Tools
Build, convert and validate bibliographic records, identifiers, barcodes and library labels.
11 available tools
Showing 11 of 11 tools
MARC21 Record Builder
Build a structured MARC21 bibliographic record and export it in librarian-friendly formats.
Excel to MARC Converter for Koha Libraries
Convert spreadsheet cataloguing data into MARC21 records for Koha and other MARC-based systems.
MARC21 Validator
Validate MARC21 record structure, fields, indicators, subfields and optional Koha 952 item data before import or migration.
Library Barcode Sheet Generator
Turn existing barcode, accession, inventory or identifier lists into validated printable barcode and QR-code sheets from pasted values, CSV or TXT files.
Library Accession Number Generator
Create controlled library accession-number sequences with reusable patterns, year tokens, fixed-width numbering, continuation from an existing accession, collision checks and CSV, Excel or TXT export.
Book Spine Label Generator
Format existing Dewey, Library of Congress, Koha or local call numbers into measured printable spine-label sheets with batch import, copy lines, stamps, custom typography and start-position control.
ISBN Validator
Validate ISBN-10 and ISBN-13 syntax and check digits before cataloguing or data import.
ISBN Check Digit Calculator
Calculate ISBN check digits from incomplete ISBN values and explain the result.
Call Number Generator
Combine classification, author marks and copy data into a consistent call-number label draft.
Cutter Number Helper
Create a practical author-mark helper for local spine-label workflows while clearly distinguishing it from official proprietary Cutter tables.
Dewey Decimal Helper
Identify the broad Dewey Decimal class for a number using public top-level 000–900 categories.
No matching tools found. Try another search or filter.




