Help me set up Zero — a free tool that lets you find and use extra services you don't have built in (image/video generation, search live social media, or hosting a free webpage). …To setup manually, read Installation Guides
Validates and syntax-checks an Nginx configuration string, returning a pass/fail result
Encodes a text string using the Metaphone phonetic algorithm, returning a phonetic representation for fuzzy name matching and sound-alike searches.
Splits a JSON array into smaller fixed-size chunks and returns the chunked result
Decodes and validates a JWT token, returning its parsed claims and status
Converts a given time (hour and minute) from one timezone to another, returning the converted time.
Removes filler phrases from input text to produce cleaner, more concise writing
Calculates pivot points from OHLC price data (low, high, close) for technical trading analysis
Computes the fingerprint of an SSH public key submitted as input
Computes the percentage change between an old value and a new value
Scores a piece of text for EEAT (Experience, Expertise, Authoritativeness, Trustworthiness) quality signals
Converts a JSON Web Key (JWK) object into PEM-formatted key material
Validates a German VAT identification number (DE-Umsatzsteuer-ID) from a text string and returns a validation result
Detects and analyzes the use of the German gender-inclusive 'Binnen-I' notation (e.g. StudentInnen) in a given text
Generates structured event schema markup from a URL, event name, location, and start date
Anonymizes specified columns in a CSV text payload, replacing sensitive values with privacy-safe substitutes
Bins an array of numeric values into a specified number of histogram buckets and returns the distribution result
Generates a lightweight README document for an API or project given a title, description, and list of endpoints
Counts the frequency of each word in a given text string and returns a structured frequency map
Computes the Automated Readability Index (ARI) score for a given text to estimate its reading difficulty level
Generates structured schema markup (JSON-LD/Schema.org) for a webpage given its URL, name, and description
Converts CSV text into JSON format, with optional custom delimiter support.
Calculates the Annual Percentage Yield (APY) for a DeFi investment given a daily interest rate and compounding frequency
Computes box plot statistics (quartiles, median, min, max, outliers) from an array of numeric values
Computes the cryptographic fingerprint of an SSH public key
Converts an OpenAPI JSON specification into an LLM-optimized representation or summary suitable for language model consumption
Computes the Levenshtein (edit) distance between two input strings
Generates a color palette of a specified size based on a given base color
Encodes an arbitrary string into its Base64 representation
Computes box plot statistics (quartiles, median, min, max, outliers) from an array of numeric values
Generates a Twitter/X card metadata object from a URL, title, and content snippet for social sharing previews
Applies exponential smoothing to a numeric time series using a specified alpha parameter and returns the smoothed result
Validates German VAT identification numbers (DE VAT IDs) from a text input and returns a validation result
Scans HTML content and returns a list of broken or invalid hyperlinks found within it
Compares two JSON objects and returns the differences between them
Generates an RSS feed from provided title, description, link, and content items for a KiHustle-style content channel
Computes the Customer Acquisition Cost (CAC) by dividing total sales and marketing costs by the number of new customers acquired
Decodes a base64-encoded image containing a QR code and returns the embedded data as text
Generates a regular expression pattern from a plain-language description or example string input
Detects orphan pages on a website by analyzing a list of internal links and page URLs to identify pages not linked from anywhere
Scans a text string for profanity and returns a filtered or flagged result via a lightweight content moderation check.
Generates structured event schema markup from a URL, event name, location, and start date
Detects and identifies clichéd phrases or overused expressions in a given text
Generates a lightweight README document for an API or project given a title, description, and list of endpoints
Calculates profit margin percentage given a cost and selling price
Analyzes whether a set of article headings are well-aligned with a target SEO keyword
Estimates German Gewerbesteuer (trade tax) liability based on a text description of business income or financials
Minifies a JSON-LD structured data object, removing unnecessary whitespace to produce a compact representation
Scores or analyzes German text for bureaucratic jargon density and complexity
Validates whether a given text string is a valid German mobile phone number
Analyzes whether a set of article headings are well-aligned with a target SEO keyword
Anonymizes specified columns in a CSV text payload, removing or masking personally identifiable information
Paraphrases and rewrites input text in a specified tone using AI
Computes the median absolute deviation (MAD) of a given array of numeric values
Validates or extracts German tax number (Steuernummer) patterns from a given text string
Analyzes input text and returns a persuasion score estimating how persuasive or compelling the content is
Scans HTML content and identifies broken or dead hyperlinks within it
Converts EDN (Extensible Data Notation) formatted text into JSON format via a lightweight parsing endpoint
Computes a CRC16 checksum for a given input text string
Calculates projected staking rewards given a principal amount, annual percentage yield (APY), and staking duration in days
Normalizes German phone numbers from free-text input into a standardized format
Scores the topical authority of a given topic based on coverage terms and number of supporting pages
Calculates projected staking rewards given a principal amount, annual percentage yield (APY), and staking duration in days
Identifies and flags redundant or repetitive phrases within a given text passage
Generates structured job posting schemas from basic job details (title, company, location, description)
Converts a content title string into a URL-friendly slug for use in blog posts, articles, or web pages
Computes the type-token ratio (TTR) of a given text, a lexical diversity metric measuring unique word types relative to total tokens
Computes the standard error of the mean (SEM) for a given array of numeric values
Simplifies AI, automation, and digital-income jargon into plain, easy-to-understand language
Generates structured review schema markup (e.g. JSON-LD) from review content including body, author, rating, and item name
Generates OpenGraph metadata tags for a given URL, title, and content to enable rich social media previews
Parses a User-Agent string and returns structured information about the browser, OS, and device type.
Calculates the Annual Percentage Yield (APY) from a given daily interest rate and compounding frequency
Splits a JSON array into fixed-size chunks and returns the chunked result
Validates German postal codes (PLZ) from a text input and returns a structured result indicating validity
Validates whether a given string matches the correct format for a German VAT ID (Umsatzsteuer-Identifikationsnummer, USt-ID)
Computes a lightweight semantic similarity score between two input text strings
Calculates the amortisation (payback period and net savings) of an investment given its annual cost and annual savings.
Generates suggested alt text descriptions for images based on provided text input
Converts raw RSS feed XML text into structured JSON format
Rewrites or adjusts input text to match a specified target tone
Computes an Adler-32 checksum for a given input string
Converts structured row/header data into a formatted Markdown table string
Calculates EBITDA from operating revenue, operating expenses, depreciation, and amortization inputs
Summarizes a given text input into a condensed version within an optional word limit
Generates structured job posting schema markup from job title, company, location, and description inputs
Converts a CSS/HTML hex color code into its RGB component values
Analyzes a piece of text and detects whether it is clickbait
Computes the Coleman-Liau readability index score for a given text input
Computes a confidence interval around the mean for a given array of numeric values at a specified confidence level
Scans a text input and identifies words or phrases commonly associated with AI hallucinations
Filters rows from a CSV dataset based on a specified column name and condition value, returning only matching rows.
Generates an HMAC-SHA256 cryptographic hash/signature from a given message and secret key
Lints a Dockerfile and returns basic validation results identifying issues or confirming success.
Computes the statistical covariance between two numerical data series
Scores input text for burstiness — a measure of how much sentence-length or word-frequency variation exists, often used to detect AI-generated vs human-written text.
Translates plain text to Morse code or decodes Morse code back to plain text
Converts a numeric weight value from one unit to another (e.g. kilograms to pounds)
Computes historical Value-at-Risk (VaR) for a portfolio given a series of historical returns and a confidence level
Corrects grammar in a given text string and returns the processed result
Computes the confidence interval for the mean of a numeric dataset at a specified confidence level