Project Summary
WinMerge is a tool for visual difference display and merging, for both files and directories. It is highly useful for determing what has changed between file versions, and then merging those changes. WinMerge has Unicode support, Flexible syntax coloring editor, Visual SourceSafe integration, and Windows Shell integration. Regexp filtering for filenames and lines. Side-by-side line difference and highlights differences inside lines. A file map shows the overall file differences in a location pane. The user interface is translated into several languages.
In a Nutshell, WinMerge...
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has a well established, mature codebase
maintained by a very large development team
with stable Y-O-Y commits -
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took an estimated 265 years of effort (COCOMO model)
starting with its first commit in October, 2000
ending with its most recent commit 2 days ago
Quick Reference
GNU General Public License v2.0 or later
Permitted
Commercial Use
Modify
Distribute
Place Warranty
Forbidden
Sub-License
Hold Liable
Required
Distribute Original
Disclose Source
Include Copyright
State Changes
Include License
These details are provided for information only. No information here is legal advice and should not be used as such.
Project Security
Vulnerabilities per Version ( last 10 releases )
There are no reported vulnerabilities
Project Vulnerability Report
Security Confidence Index
Vulnerability Exposure Index
Did You Know...
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nearly 1 in 3 companies have no process for identifying, tracking, or remediating known open source vulnerabilities
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you can subscribe to e-mail newsletters to receive update from the Open Hub blog
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use of OSS increased in 65% of companies in 2016
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30 Day SummaryMay 3 2025 — Jun 2 2025
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12 Month SummaryJun 2 2024 — Jun 2 2025
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