LW4 Converter

Extract text from Lightwright 4 documents (LW4)


Drop or upload your .LW4 file
✈

How to extract text from your LW4 file

  1. Click the "Select File" button above, and choose your LW4 file.
  2. You’ll see a preview, if available.
  3. Click the "Convert file to..." button to extract text information.

Convert LW4 to another file type

To convert LW4 documents to another format, you need Lightwright or other Database software.

Convert a file to LW4

To convert other file formats to the "Lighting Paperwork File" file type, you need software like Lightwright or a similar tool.


About LW4 files

The .LW4 file is a specialized database document used in live entertainment to track theatrical lighting instruments. It stores complex paperwork data, including patch assignments, DMX addresses, dimmers, channels, color gel numbers, and gobo details. This format is native to Lightwright, specifically legacy version 4, developed by John McKernon Software. Professional lighting designers and electricians rely on this data to rig and focus stage lights. The primary disadvantage of the .LW4 format is its strict, proprietary lock-in. You cannot open these files in standard spreadsheet programs or web browsers. Sharing a raw .LW4 file with stage managers, directors, or rental shops is useless unless they own a specific, costly software license. To make the data accessible, users need to convert the instrument schedules to PDF for reading or CSV and XML for data manipulation. This is a difficult file format to open or convert because it uses a closed binary structure designed exclusively for the Lightwright application. Often, only the original software can properly read or export the relational data. Standard online converters will fail. If our analysis detects underlying plain text strings or embedded data formats, viewing or partial conversion may still be possible.

Convert.Guru analyzes your LW4 file, detects the exact format, and lets you read the text inside.

Users also converted LWP, LWX and LWT files.


FAQ

If you want to convert LW4 file to CSV, JSON, XML, YAML, YML, TOML, INI, CFG, CONF, DAT, DB or SQL, you can use Lightwright or similar software from the "Theatrical Lighting Database" category. In the File menu, look for Save As… or Export….

To convert DBF, XML, SQLITE, XLSX, SQL, TSV, ACCDB, YAML, MDB, CSV, ODS or JSON files to LW4, try Lightwright or another comparable tool in the "Theatrical Lighting Database" category.



The LW4 Converter Story

The history of Convert.Guru began over 25 years ago in California with Tom Simondi’s file-format database. A former contributor to Space Shuttle development and a software pioneer of the 1980s, Simondi established a trusted resource for file type analysis that was even referenced by Microsoft Windows XP. Today, we use modern technology to process and convert thousands of file formats while continually improving our LW4 converter.