funurl

name	funurl
description	Parse, modify, encode, decode, and deduplicate URLs from the command line. Use when the user needs to extract URL components, manipulate URLs, encode/decode URL strings, or deduplicate URL lists for security testing or web automation.

funURL - A Functional URL Swiss Army Knife

funURL is a CLI tool for parsing, validating, modifying, encoding/decoding, and deduplicating URLs.

Installation

.NET Tool

dotnet tool install --global funurl

Binary Download

Download from Releases for Linux, macOS, or Windows (x64 and ARM64).

Commands

URL Parsing

Extract specific components from a URL:

# Parse all URL components
funurl parse https://subdomain.example.com/path?query=value#fragment

# Extract specific components
funurl parse -c https://example.com          # protocol/scheme
funurl parse -s https://sub.example.com      # subdomain
funurl parse -t https://example.com          # top-level domain
funurl parse -n https://example.com          # hostname
funurl parse -p https://example.com/path     # path
funurl parse -q https://example.com/?k=v     # query parameters
funurl parse -f https://example.com/#section # fragment

URL Modification

# Change protocol
funurl modify -c https http://example.com

# Update path
funurl modify -p /new/path https://example.com/old/path

# Change query string
funurl modify -q "key1=val1&key2=val2" https://example.com?old=param

# Update fragment
funurl modify -f "new-section" https://example.com#old-section

URL Encoding

# Path-encode
funurl encode "hello world"

# Query component encoding
funurl encode -c "param=value with spaces"

URL Decoding

# Path-decode
funurl decode "hello%20world"

# Query component decoding
funurl decode -c "param%3Dvalue%20with%20spaces"

URL Deduplication

# Deduplicate from arguments
funurl dedupe https://google.com https://google.com/home?qs=value https://google.com/home?qs=secondValue

# Deduplicate from stdin
cat urls.txt | funurl dedupe

Input Methods

1. Via command-line argument: funurl parse https://example.com
2. Via stdin (pipe): echo "https://example.com" | funurl parse
3. Via interactive input: funurl parse then type URL and press Enter

References

• Repository: https://github.com/HappyHackingSpace/funURL