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Random YAML Generator

World's simplest yaml tool
Quickly generate random Yet Another Markup Language configs. Simply set the randomization options below, press generate YAML button, and you'll immediately get random YAML. Press a button, get random YAML markup. There are no ads or downloads, and everything works right in your browser. Made for developers by developers from team Browserling.
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YAML Randomizer Options
Maximum YAML depth
Maximum elements per level
At every level use exactly this many elements
Randomly use inline syntax for sequences and collections
Allowed YAML data types
Generate sequences?
Generate collections?
Generate numbers?
Generate strings?
Generate booleans?
String Options
Use random English words for strings and object keys
Use randomly generated characters for strings and object keys
Maximum random string length? (Only works with random strings.)
Indentation
Indent YAML with two spaces
Compress and minify YAML

What is a Random YAML Generator?

learn more about this tool
This random YAML generator creates completely random YAML data structures. It has a plenty of YAML randomization options. It supports randomizing nesting depth of YAML and randomizing number of elements per depth level. It supports various YAML types - sequences, collections, numbers, strings, and bools. Sequences and collections can be inlined or expanded through use inline YAML syntax configuration option. String values can be either randomly generated from randomly chosen characters, or randomly selected from English disctionary. Indentation can be set to spaces or no indentation, which compresses YAML.

Random YAML Generator examples

Click to use
Generate a random YAML list
In this example we generate a flat, random YAML sequence of boolean values.
Required options
These options will be used automatically if you select this example.
Maximum YAML depth
Maximum elements per level
At every level use exactly this many elements
Generate sequences?
Generate collections?
Generate numbers?
Generate strings?
Generate booleans?
Generate a random minified YAML
In this example we generate a random, nested YAML of random English words that is also inlined and minified.
Required options
These options will be used automatically if you select this example.
Maximum YAML depth
Maximum elements per level
At every level use exactly this many elements
Randomly use inline syntax for sequences and collections
Generate sequences?
Generate collections?
Generate numbers?
Generate strings?
Generate booleans?
Use random English words for strings and object keys
Compress and minify YAML
Generate a complex random YAML file
In this example we generate a crazy complicated random YAML file that has depth of 15, with 15 elements per depth level, all possible data types, and random strings with maximum length of 15.
Required options
These options will be used automatically if you select this example.
Maximum YAML depth
Maximum elements per level
At every level use exactly this many elements
Generate sequences?
Generate collections?
Generate numbers?
Generate strings?
Generate booleans?
Use randomly generated characters for strings and object keys
Maximum random string length? (Only works with random strings.)
Pro tips Master online yaml tools
You can pass options to this tool using their codes as query arguments and it will automatically compute output. To get the code of an option, just hover over its icon. Here's how to type it in your browser's address bar. Click to try!
https://onlineyamltools.com/generate-random-yaml?&depth=1&max-elements=10&always-max-elements=true&booleans=true&numbers=false&strings=false&arrays=true&objects=false
All yaml tools
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Highlight YAML
Quickly color code the syntax of a YAML file.
Prettify YAML
Quickly prettify a YAML configuration file.
Minify YAML
Quickly minify a YAML configuration file.
Validate YAML
Quickly check a YAML file for syntax errors and report them.
Transform YAML into JSON
Quickly convert a YAML config to a JSON config.
Transform JSON into YAML
Quickly convert a JSON file to a YAML file.
Transform YAML into XML
Quickly convert a YAML document to an XML document.
Transform XML into YAML
Quickly convert XML markup to YAML markup.
Transform YAML into CSV
Quickly convert YAML data to CSV data.
Transform CSV into YAML
Quickly convert a YAML dataset to a CSV dataset.
Transform YAML into TSV
Quickly convert YAML format to TSV format.
Transform TSV into YAML
Quickly convert TSV files to YAML files.
Convert YAML to an Image
Quickly convert YAML to a PNG, GIF, JPG or BMP Image.
Base64-encode YAML
Quickly convert YAML to base-64 encoding.
Base64-decode YAML
Quickly convert previously base-64 encoded YAML back to YAML.
URL-encode YAML
Quickly URL-escape a YAML file.
URL-decode YAML
Quickly URL-unescape a YAML file.
Edit and View YAML
Quickly edit a YAML file in a simple YAML editor.
Generate Random YAML
Quickly generate random YAML configs.
Coming soon These yaml tools are on the way
Diff Two YAML Files
Compare two YAML files and show their differences.
Show YAML Statistics
Show detailed information about a YAML config.
Flatten YAML
Quickly flatten a nested YAML config file.
Truncate YAML
Loop over YAML and truncate lists, arrays, and strings.
Create a PHP Array from YAML
Convert YAML config to a PHP data structure.
Convert YAML to Properties
Convert a YAML file to a properties file.
Convert Properties ot YAML
Convert a properties file to a YAML file.
Convert YAML to TOML
Convert a YAML file to a TOML file.
Convert TOML to YAML
Convert a TOML config to a YAML config.
Convert YAML to NestedText
Convert a YAML file to a NestedText file.
Convert NestedText to YAML
Convert a NestedText config to a YAML config.
Convert YAML to PDF
Create a PDF file from a YAML file.
Sort YAML
Sort a YAML file by keys or by values.
Extract Keys from YAML
Find and extract all keys from a YAML file.
Extract Values from YAML
Find and extract all keys from a YAML file.
Extract Strings from YAML
Find and extract all strings from a YAML file.
Extract Numbers from YAML
Find and extract all numbers from a YAML file.
Extract Comments from YAML
Find and extract all comments from a YAML file.
Remove Comments from YAML
Clean up a YAML configuration file from comments.
Add Errors to YAML
Add tiny errors to YAML and create an invalid YAML file.
Change All Quotes to Double Quotes
Normalize all quotes in a YAML file to double quotes.
Change All Quotes to Single Quotes
Normalize all quotes in a YAML file to single quotes.
Visualize YAML Structure
Create an abstract image that represents YAML data.
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@browserling
We're Browserling — a friendly and fun cross-browser testing company powered by alien technology. At Browserling we love to make developers' lives easier, so we created this collection of online yaml tools. Unlike many other tools, we made our tools free, without ads, and with the simplest possible user interface. Our online yaml tools are actually powered by our programming tools that we created over the last couple of years. Check them out!
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Privacy Policy we don't log data!
All conversions and calculations are done in your browser using JavaScript. We don't send a single bit about your input data to our servers. There is no server-side processing at all. We use Google Analytics and StatCounter for site usage analytics. Your IP address is saved on our web server, but it's not associated with any personally identifiable information. We don't use cookies and don't store session information in cookies. We use your browser's local storage to save tools' input. It stays on your computer.
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By using Online Yaml Tools you agree to our Terms of Service. TLDR: You don't need an account to use our tools. All tools are free of charge and you can use them as much as you want. You can't do illegal or shady things with our tools. We may block your access to tools, if we find out you're doing something bad. We're not liable for your actions and we offer no warranty. We may revise our terms at any time.