Split large TXT (pipe delimited text) file to multiple smaller files

Want to split large TXT (“|” pipe delimited text) file to smaller files?

Try Withdata Big Text File Splitter, a desktop TXT splitter for Windows, MacOS, and Linux, Split large TXT file, East and Fast.

  • Can run in GUI mode, Step by Step, just a few mouse clicks.
  • Can run in Command line, for Scheduled Tasks and Streams.
  • Split TXT file locally and privately, Avoid uploading LARGE TXT file(s) to online services.

Download Withdata BigTextFileSplitter Download BigTextFileSplitter

Example of splitting large TXT (“|” pipe delimited text) file

An example TXT (“|” pipe delimited text) file, viewed in BigTextFileViewer.

Split big TXT file - view the source pipe file

After splitting, got small TXT (“|” pipe delimited text) files

Split big TXT file - small files

Split large TXT (“|” pipe delimited text) file

Click “New Task” at “Start”.

split large TXT file - new task

then show the splitting form, choose the TXT (“|” pipe delimited text) file to split.

split large TXT file - split

Split large TXT (“|” pipe delimited text) file in command line

Save “Split large TXT file” session, then you can:

Set scheduled tasks for splitting large TXT (“|” pipe delimited text) file

You can schedule and automate this “Split TXT” task by:

  1. Save session and create .bat (Windows) or .sh (Linux/macOS) file for “Split TXT” conversion.
  2. Set scheduled task for “Split TXT” conversion.

FAQ

What is Withdata BigTextFileSplitter?
How long does it take to split large TXT file?
Is it safe to split large TXT file using BigTextFileSplitter?
Can I split large TXT file on Linux, Mac OS?
Can I split large TXT file in command line?

More about Withdata BigTextFileSplitter – TXT Splitter

TXT → Pipe-delimited text reference

Type mapping

Value kindin TXTin Pipe-delimited text
Int1234, or right-aligned in a fixed-width column1234
Textwritten as-is; padding depends on the chosen layoutquoted only when it contains a pipe or a quote
Long textwritten as-ismust be quoted; line breaks inside force multi-line records
Datewhatever the writer chose2026-09-18
Datetimewhatever the writer chose2026-09-18 14:30:00
Binarynot representablenot representable - base64 or hex string
BooleanY / N, or 1 / 0, or TRUE / FALSETRUE / FALSE, or 1 / 0 depending on the writer
JSONwritten as-isthe whole JSON value quoted, with internal quotes doubled

Dialect differences

Both TXT and Pipe-delimited text are file formats, so what differs below is how each one chooses to represent a value.

Propertyin TXTin Pipe-delimited text
identifiersNone by conventionDouble quotes; a literal quote is doubled ("" )
datesWhatever the writer produced; no convention is guaranteedConventional text: 2026-09-18 or 2026-09-18 14:30:00
separatorWhatever was chosen - often fixed column widthsPipe "|"
shapeFree form; a parser has to be told the layoutFlat table, optional header row
ceilingNo formal limitNo formal limit; row count bounded by memory

Big Text File Splitter without the manual work

For batch jobs, large files and scheduling use the Big Text File Splitter converter — an offline desktop app for Windows, Linux and macOS. Free trial.


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