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List Of 10 Funny Linux Commands
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**Working from the Terminal is really fun. Today, we’ll list really funny Linux commands which will bring smile on your face.**

### 1. rev ###

Create a file, type some words in this file, rev command will dump all words written by you in reverse.

    # rev  <file name>

![Selection_002](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0021.png)

![Selection_001](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0011.png)

### 2. fortune ###

This command is not install by default, install with apt-get and fortune will display some random sentence.

    crank@crank-System:~$ sudo apt-get install fortune

![Selection_003](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0031.png)

Use **-s** option with fortune, it will limit the out to one sentence.

    # fortune -s

![Selection_004](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0042.png)

### 3. yes ###

    #yes <string>

This command will keep displaying the string for infinite time until the process is killed by the user.

    # yes unixmen

![Selection_005](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0054.png)

### 4. figlet ###

This command can be installed with apt-get, comes with some ascii fonts which are located in **/usr/share/figlet**.

    cd /usr/share/figlet

----------

    #figlet -f <font>  <string>

e.g.

    #figlet -f big.flf unixmen

![Selection_006](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0062.png)

#figlet -f block.flf  unixmen

![Selection_007](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0072.png)

You can try another options also.

### 5. asciiquarium ###

This command will transform your terminal in to a Sea Aquarium.
Download term animator

    # wget http://search.cpan.org/CPAN/authors/id/K/KB/KBAUCOM/Term-Animation-2.4.tar.gz

Install and Configure above package.

    # tar -zxvf Term-Animation-2.4.tar.gz
    # cd Term-Animation-2.4/
    # perl Makefile.PL && make && make test
    # sudo make install

Install following package:

    # apt-get install libcurses-perl

Download and install asciiquarium

    # wget http://www.robobunny.com/projects/asciiquarium/asciiquarium.tar.gz
    # tar -zxvf asciiquarium.tar.gz 
    # cd asciiquarium_1.0/
    # cp asciiquarium /usr/local/bin/

Run,

    # /usr/local/bin/asciiquarium

![asciiquarium_1.1 : perl_008](http://www.unixmen.com/wp-content/uploads/2015/09/asciiquarium_1.1-perl_008.png)

### 6. bb ###

    # apt-get install bb
    # bb

See what comes out:

![Selection_009](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0092.png)

### 7. sl ###

Sometimes you type **sl** instead of **ls** by mistake,actually  **sl** is a command and a locomotive engine will start moving if you type sl.

    # apt-get install sl

----------

    # sl

![Selection_012](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0122.png)

### 8. cowsay ###

Very common command, is will display in ascii form whatever you wants to say.

    apt-get install cowsay

----------

    # cowsay <string>

![Selection_013](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0132.png)

Or, you can use another character instead of com, such characters are stored in **/usr/share/cowsay/cows**

    # cd /usr/share/cowsay/cows

----------

    cowsay -f ghostbusters.cow  unixmen

![Selection_014](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0141.png)

or

    # cowsay -f bud-frogs.cow Rajneesh

![Selection_015](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0151.png)

### 9. toilet ###

Yes, this is a command, it dumps ascii strings in colored form to the terminal.

    # apt-get install toilet

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    # toilet --gay unixmen

![Selection_016](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0161.png)

    toilet -F border -F gay unixmen

![Selection_020](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_020.png)

    toilet  -f mono12 -F metal  unixmen

![Selection_018](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0181.png)

### 10. aafire ###

Put you terminal on fire with aafire.

    # apt-get install libaa-bin

----------

    # aafire

![Selection_019](http://www.unixmen.com/wp-content/uploads/2015/09/Selection_0191.png)

That it, Have fun with Linux Terminal!!

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via: http://www.unixmen.com/list-10-funny-linux-commands/

作者：[Rajneesh Upadhyay][a]
译者：[译者ID](https://github.com/译者ID)
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[a]:http://www.unixmen.com/author/rajneesh/