However, having to open both folders simultaneously to look for differences that might cause errors in the future can be a pain. Luckily, various tools can help you in this regard. A suitable example is DiffMerge. This file comparison app created by SourceGear gives you the possibility to view two documents side-by-side and have its differences automatically highlighted.
It can also compare couples of folders based on different rules and provide detailed reports. DiffMerge is specifically designed to offer great comfort when you are using programming languages.
As mentioned, the app relies on a set of different rules to identify differences. Loading a file splits the main window into two sections , with one showing the original file while the other displays the modified one. If you wish to view three files at once, you may do so with the app. Using the three-way difference manager , you can view the original file in the center sandwiched between the two modified files. Folder comparison works the same way. The app displays the files of selected directories with the possibility of opening the files with differences in a separate manager for further editing.
DiffMerge supports multiple tabs to help users compare the folders and files better. The comparison viewer is pretty intuitive , displaying the differences on individual rows in a tree list , with colors to indicate the types of differences. The app even allows you to define the colors yourself. However, as far as the visual design is concerned, DiffMerge can be quite confusing and overwhelming , especially if you are not familiar with this kind of software.
It has customizable color schemes. You can install Colordiff on your Linux systems, using default package manager tools called yum , dnf or apt-get as shown. The wdiff utility is a front end to diff command used to compare files on a word by word basis.
This program is very useful when comparing two texts for changed words and for which paragraphs have been refilled. Vimdiff works in an advanced manner in comparison to diff utility. It enables a user to edit up to four versions of a file while showing their differences.
When you run it, Vimdiff opens two or three or four files using vim text editor. Having looked the old school diff tools, lets quickly move to some GUI diff tools available on Linux. Kompare is a diff GUI wrapper that allows users to view differences between files and also merge them. DiffMerge is a cross-platform GUI application for comparing and merging files.
It has two functionality engines, the Diff engine which shows the difference between two files, which supports intra-line highlighting and editing and a Merge engine which outputs the changed lines between three files. Meld is a lightweight GUI diff and merge tool.
It enables users to compare files, directories plus version controlled programs. Built specifically for developers, it comes with the following features:. Diffuse is another popular, free, small and simple GUI diff and merge tool that you can use on Linux. Written in Python, It offers two major functionalities, that is: file comparison and version control, allowing file editing, merging of files and also output the difference between files. You can view a comparison summary, select lines of text in files using a mouse pointer, match lines in adjacent files and edit different file.
Other features include:. It also provides you the option to compare snippets of text or code, or you can compare two images or tables, or for that matter, any content. Ability to access documents while on the move is one of its other great features. Winmerge is a free and open source file comparison tool designed for Windows. It helps you compare both files and folders, that generate differences in a visual text format which is easy to manage and understand. This program can also be used as an external comparison or merging tool, or also as a standalone application.
It comes with a tabbed interface, supports Unicode, and handles Windows, Unix and Mac text file formats. Folder compare, image compare, version control, or shell integration, are some of its other major features. Meld is a file comparison tool specially designed for developers.
This visual diff and merge tool that allows you to compare files, directories, and projects that are version controlled. The program offers two to three-way file and directory comparison. It also supports several well-known version controls. It also helps you to review code changes and get hold of patches. It can edit files and comparison updates on the go, and also allows you to effortlessly operate between differences and conflicts. Syntax highlighting is another of its file comparison feature.
You can also compare two or three directories by each file, while displaying new, missing, and changed files. Moreover, it can directly open file comparisons, and can even filter out files or directories to avoid viewing false differences. In addition, it also lets you launch file comparison to analyze the changes made, see file versioning status, and more.
Furthermore, it merges two files automatically with the help of a common ancestor, mark and show the base version, locks down read-only merge bases to do away with mistakes, and much more. Tkdiff is a plain and simple application for file comparison that can be used to compare the matter within two files.
It works with plain text documents in text format , and the TCL ones. The best part is, the tool is easy to use and so, can be handled by any type of user whether beginner or experienced.
It comes with the usual type of interface with a simple design, where you have the option to choose the files for comparison using the file browser. You can view the results in a dual-pane window. Here you can clearly notice the differences found between the file contents marked in blue. This is possible due to the syntax highlighting feature. Apart from diffing files , Meld also supports comparison of folders. It goes well beyond pun intended diffing simple text and also allows comparing PDF, Excel and image files.
The "Pro" version also includes a solid three-way merge. Just like Beyond Compare, Araxis Merge supports more than just text and image files. It comes in standard and professional editions, and for people working on both Windows and macOS, it's good to know that a single license is valid for both platforms.
Another free and open source tool answers to the name of KDiff3. The project hasn't seen many updates in recent years though you may be able to find more recent releases through this page , but it remains a solid diff and merge tool that should satisfy basic needs.
Much like Araxis, the DeltaWalker diff tool also lets you compare office files. If you're regularly performing comparisons on a folder basis, it's good to know that DeltaWalker shines with great performance in this area. Perforce , the company best known for its enterprise version control platform, also offers a solid diff tool: P4Merge is free of charge and comes with a basic feature set that makes it an interesting option on Windows, macOS and Linux.
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