A daily updated filename extension database!

CP1 file extension

The table below provides useful information about the .cp1 file extension. It answers questions such as:

  • What is the .cp1 file?
  • What program do I need to open a .cp1 file?
  • How can the .cp1 file be opened, edited or printed?
  • How can I convert .cp1 files to another format?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 1 alias(es) found in database

✅ CARE-S InfoWorks Phosphorus Detail Data

CP1 file is a CARE-S InfoWorks Phosphorus Detail Data. Computer-Aided Rehabilitation Program for Sewers (CARE-S) is a software program that supports efficiency in rehabilitation decisions.
CP1 format description not yet available
Category: Data files
Application: CARE-S
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
CP1 aliases:
CP1 related links:
CP1 related extensions:
CARE-S InfoWorks Trade Waste Data

CARE-S InfoWorks Wastewater Data

CARE-S InfoWorks Inflow Data

CARE-S InfoWorks Real Time Control Data

CARE-S InfoWorks Simulation Parameters Data

CARE-S InfoWorks Rainfall Data

CARE-S InfoWorks Catchment Runoff Data

CARE-S InfoWorks Land Use Data

CARE-S InfoWorks Runoff Parameters Data

CARE-S InfoWorks Nodes Data

✅ ChessBase Tactics Key Data

CK1 file is a ChessBase Tactics Key Data. ChessBase is a personal, stand-alone chess database.
CK1 format description not yet available
Category: Game Data files
Application: ChessBase
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
CK1 aliases:
CK1 related links:
CK1 related extensions:
ChessBase Archived Database

ChessBase Game Moves Data

ChessBase Database Header

ChessBase Annotations

ChessBase Players Index

ChessBase Tournament Index

ChessBase Commentators Index

ChessBase Source Index

ChessBase Team Index

ChessBase Second Header Data

Other types of files may also use the .cp1 file extension.

🚫 The .cp1 file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

c1, c1p, cl1, cp, cpl, cpw, dp1, fp1, p1, pc1, sp1, xp1

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

HI-TECH C Compiler Precompiled
POV-Ray Include File
Capture One Preview Data
Atari ST Paintworks Image
Stalker Data
Concordance Desktop Programming Language Script
Adobe Captivate Project
Atari Degas Elite Compressed Low Resolution Image
GP-Pro EX Library
Control Panel Item

🔴 Can't open a .cp1 file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .cp1 file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .cp1 file extension, write to us!

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