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
Computes the ratio of second-person language (you/your/yourself) in a given text, returning a quantified measure of how directly the text addresses the reader.
Generates a search engine result page (SERP) preview snippet from a title, keywords, and description for SEO optimization
Performs a DNS lookup for a given domain name and returns the resolved DNS records
Scores a block of text for E-E-A-T (Experience, Expertise, Authoritativeness, Trustworthiness) quality signals
Analyzes text input to generate or evaluate SEO-friendly alt tags for images
Packs and optimizes text to fit within a specified token limit for LLM context windows
Expands acronyms found in a text string into their full forms
Checks a piece of text or URL set for hreflang reciprocity issues, verifying that international SEO language/region tags correctly reference each other.
Analyzes text to compute the ratio of internal links, scoring content for SEO and internal linking health.
Merges two .env configuration strings (primary and secondary) into a single combined output
Analyzes and optimizes the length of a meta description text for SEO best practices
Estimates German Gewerbesteuer (trade tax) liability based on a text description of business income or trade details
Extracts keywords from a given text input and returns them as structured results
Detects whether a given text string is gibberish or meaningful human language
Computes a token vesting schedule given total token amount, vesting duration, and cliff period
Detects anomalies in a numeric time-series array using a sliding window approach with a configurable threshold
Validates whether a given text string conforms to semantic versioning (semver) format
Generates ERC-20 token transfer calldata for a given recipient address and amount, returning encoded transaction data ready for on-chain submission.
Generates a German-language legal withdrawal/cancellation notice (Widerrufsbelehrung) template for online businesses operating under German consumer protection law
Generates a diff or patch between two text strings, returning the computed difference result
Identifies and flags redundant or repetitive phrases within a given text input
Compares two JSON schemas and returns a structured diff highlighting their differences
Calculates the final price after applying a percentage discount and VAT rate to a given base price
Validates a JSON data string against a provided JSON schema and returns a pass/fail result
Generates suggested alt text descriptions for images based on provided text input
Validates whether a given string conforms to semantic versioning (semver) format
Counts hapax legomena (words that appear exactly once) in a given text input
Analyzes an HTML document and returns a hint for which CSS is critical (above-the-fold) to improve page load performance.
Generates a structured software application schema (e.g. schema.org SoftwareApplication markup) from a given app name, URL, OS, and price.
Calculates calorie needs based on age, gender, height, and weight
Converts a compound APY rate over a specified number of periods into a computed result
Hashes a plaintext string using the bcrypt algorithm and returns the resulting hash
Analyzes text to generate E-E-A-T (Experience, Expertise, Authoritativeness, Trustworthiness) author signals for SEO and content credibility purposes
Detects and validates German commercial register (Handelsregister) number patterns in text strings
Calculates loan repayment details given a principal amount, annual interest rate, and loan term in years
Generates a Model Context Protocol (MCP) server manifest from a given server name and list of tools
Generates a dataset schema from a given URL, name, and description of a data source
Filters rows from a CSV text input based on a specified column name and condition value, returning only matching rows.
Analyzes text to detect the presence and type of call-to-action (CTA) elements within it
Analyzes input text to determine its degree of subjectivity versus objectivity
Validates and checks whether a given text string is a valid URL slug format
Generates a search engine result page (SERP) preview snippet from a title, keywords, and description
Calculates German 19% VAT (Umsatzsteuer) amounts from a given text or numeric input
Analyzes text to compute the frequency of n-grams (contiguous sequences of n words or characters) within the input string.
Formats and beautifies raw SQL query text into clean, readable SQL
Generates a search engine results page (SERP) preview snippet from a title, keywords, and description for SEO optimization
Generates a sequence of Fibonacci numbers up to a specified count
Corrects and improves grammar in submitted text using a lightweight processing pipeline
Analyzes a text string and returns the ratio of second-person pronouns (you, your, yours, yourself) relative to total words or sentences
Converts a content title string into a URL-friendly slug for use in web publishing and CMS workflows
Sanitizes and processes a raw SQL string to prevent injection and malicious input before execution
Generates structured FAQ schema markup (JSON-LD or similar) from a list of question-answer pairs for SEO and content publishing purposes.
Generates a software or content license document given a year, holder name, and license type
Scores or analyzes text for bureaucratic jargon density, helping users simplify overly complex or officialese language
Extracts prompt templates from input text, identifying reusable AI prompt structures
Analyzes a text string and detects passive voice constructions within it
Scores the grammatical quality of a given text string and returns a result with a success status
Generates speakable/voice-friendly API specs from a webpage URL and optional CSS selectors
Calculates customer churn rate given the number of lost customers and starting customer count
Packs and processes text into an optimized context window up to a specified token limit
Checks whether a given URL path is allowed or disallowed under a provided robots.txt ruleset
Analyzes the tone of a given text and returns a tone classification result
Calculates the final price after applying a discount percentage and VAT rate to a given base price
Calculates the percentage of a given value and returns the numeric result
Normalizes or removes gender-gap notation (Gendersternchen, Doppelpunkt, Binnen-I, etc.) from German text input
Merges two Helm values objects (base and override) into a single merged result, with override taking precedence over base keys.
Estimates the strength of a given passphrase or password string and returns an assessment of its security quality.
Analyzes input text and detects the emotional tone or sentiment expressed within it
Checks and corrects spelling errors in a submitted text string, returning a processed result.
Validates whether a given text string conforms to the German USt-IdNr (Umsatzsteuer-Identifikationsnummer / VAT ID) format
Bins an array of numeric values into a specified number of histogram buckets and returns the binned distribution as JSON.
Compares two JSON schemas and returns the structural differences between them
Counts hapax legomena (words that appear exactly once) in a given text input
Analyzes HTTP header text and returns a security score indicating how well the headers conform to security best practices
Computes Fibonacci retracement levels given a price range low and high value
Extracts keywords from a given text input and returns them as structured results
Scores a topic's topical authority based on coverage terms and number of supporting pages, helping content creators assess their site's subject-matter depth.
Calculates the price slippage impact of a trade given a trade size and pool liquidity
Validates a JSON string against a provided JSON schema and returns a pass/fail result
Validates an HTML string and returns a processed result indicating whether the markup is well-formed or has errors
Validates or extracts German Steuernummer (tax number) patterns from input text
Filters rows from a CSV text input based on a specified column name and condition value, returning only matching rows.
Resolves a JSON Pointer expression against a provided JSON document and returns the value at the specified path
Analyzes sentiment for specific keywords within a given text, returning a sentiment matrix mapping each keyword to its emotional tone
Formats a numeric amount as a locale-aware currency string for a given currency code
Predicts the Largest Contentful Paint (LCP) element from an HTML document to aid web performance optimization.
Generates environment variable template files from a text description of a project or tool stack
Detects and identifies legal disclaimer language in German text, flagging disclaimers relevant to German/EU law and compliance contexts.
Calculates the price slippage impact of a trade given its size and available pool liquidity
Compresses or shortens input text, likely to reduce token count for use in LLM prompts
Generates a sitemap index XML structure by processing an array of individual sitemap URLs into a consolidated sitemap index
Generates or processes a sitemap index from a list of individual sitemap URLs, returning a consolidated result
Computes a SHA1 hash of a given input string and returns the result
Generates a structured person schema (JSON-LD or similar) from a person's URL, name, and job title
Summarizes and compresses multi-turn conversation text into a condensed memory representation for AI agent context management
Estimates German Gewerbesteuer (trade tax) liability based on free-text input describing business income or situation
Detects negation in a given text string and returns a processed result indicating whether negation was found
Checks a block of text for consistent usage of specified terminology across the content
Counts the number of tokens in a given text string
Decodes a Base64-encoded string and returns the original plaintext data