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NUVATOOLS

All tools

Browse all NuvaTools utilities, grouped by category.

150 tools available
150 tools available

Text Tools

Clean, analyze, transform and format text in seconds.

28 tools โ†’
Word Counter See the size and structure of your text at a glance.
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Character Counter Measure text length with and without spaces.
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Case Converter Switch text between uppercase, lowercase and common capitalization styles.
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Remove Duplicate Lines Clean a list or text by keeping each line only once.
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Sort Lines Put a list of lines into alphabetical ascending or descending order.
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Remove Empty Lines Delete blank lines without changing the remaining content.
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Trim Extra Spaces Remove unnecessary spaces and tidy up irregular text spacing.
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Reverse Text Reverse every character in a piece of text.
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Reverse Words Reverse the order of words while keeping the words themselves intact.
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Reading Time Calculator Estimate how long a text takes to read or speak aloud.
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Keyword Density See which words appear most often and how frequently they occur.
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Email Extractor Find e-mail addresses hidden inside a block of text.
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URL Extractor Pull web addresses out of pasted text or source content.
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Text Difference Compare two pieces of text and identify what changed.
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Slug Generator Turn a title or phrase into a clean URL-friendly slug.
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Join Lines Combine multiple lines into one line using your chosen separator.
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Split Text Break text into separate lines wherever a chosen separator occurs.
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Strip HTML Tags Remove HTML tags and keep the readable text content.
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Whitespace Normalizer Standardize messy spacing and whitespace in pasted text.
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Add Line Numbers Add sequential numbers to every line of a text or list.
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Sentence Counter Quickly measure how many sentences a text contains.
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Paragraph Counter Quickly measure the paragraph structure of a text.
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Remove Accents Convert accented characters into their basic equivalents.
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Remove Punctuation Clean punctuation from text in one click.
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Find and Replace Replace repeated text quickly and locally.
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Readability Score Get an indicative readability score from 0 to 100.
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Lorem Ipsum Generator Create one or more paragraphs of placeholder text.
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Unique Words Remove repeated words and keep one occurrence of each.
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Developer Tools

Format, encode, inspect and transform developer data.

27 tools โ†’
JSON Formatter Format compact JSON into a clear, indented structure.
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JSON Minifier Remove unnecessary whitespace from JSON without changing its data.
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Base64 Encoder Convert text into its Base64 representation.
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Base64 Decoder Decode Base64 data back into readable text.
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URL Encoder Encode text so it can be safely included in a URL.
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URL Decoder Turn percent-encoded URL text back into readable characters.
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UUID Generator Generate one or more random UUID identifiers instantly.
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Unix Timestamp Converter Convert between Unix timestamps and human-readable dates.
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HTML Escape Convert HTML special characters into entities so code is displayed as text.
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HTML Unescape Convert HTML entities back into their original characters.
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CSS Minifier Reduce CSS size by removing unnecessary formatting and whitespace.
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JavaScript Minifier Lite Compact simple JavaScript by removing unnecessary whitespace.
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HEX โ†” RGB Converter Convert colours between HEX and RGB notation.
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SHA-256 Hash Generator Generate a SHA-256 hash from any text.
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Regex Tester Test a regular expression against sample text and inspect its matches.
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JSON Validator Check whether your JSON is valid and find errors quickly.
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JSON Viewer Explore objects and arrays more easily.
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JSON to XML Transform JSON into readable XML without uploading your data.
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XML to JSON Transform XML elements, attributes and repeated nodes into JSON.
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YAML to JSON Transform YAML configuration and data into readable JSON.
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JSON to YAML Transform structured JSON into readable YAML.
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SQL Formatter Make long SQL queries easier to read and debug.
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XML Formatter Turn compact XML into properly indented XML.
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HTML Formatter Turn compressed or messy HTML into readable code.
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JavaScript Formatter Turn compact or messy JavaScript into readable code.
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JWT Decoder & Signature Verifier Inspect a JWT and verify its signature when you have the required key.
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Markdown to HTML Transform headings, links, lists, code and emphasis into HTML.
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SEO Tools

Practical utilities for technical and on-page SEO work.

21 tools โ†’
Meta Title Length Check whether a page title is within a practical search-result length.
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Meta Description Length Measure a meta description and check whether its length is practical for search snippets.
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Robots.txt Builder Create a simple robots.txt file for a website.
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Sitemap URL Builder Build a list of complete website URLs from a domain and page paths.
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Canonical URL Builder Create a clean canonical URL by removing common tracking parameters.
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UTM Campaign Builder Add UTM campaign parameters to a destination URL.
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Keyword Combiner Combine two keyword lists into every possible phrase pairing.
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SERP Snippet Preview Preview how a title, URL and description fit together as a search result.
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Heading Outline Extractor Extract H1 to H6 headings from HTML and inspect the page outline.
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Word Frequency Analyzer Count how often individual words occur in a text.
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Meta Tags Generator Build a ready-to-copy SEO metadata block.
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Open Graph Generator Create ready-to-copy Open Graph metadata.
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Twitter Card Generator Create ready-to-copy social card metadata.
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Robots.txt Tester Check a user agent and URL path against robots.txt.
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Hreflang Generator Create alternate-language link tags ready to copy.
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Redirect Checker Follow redirects and display each HTTP hop.
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HTTP Status Checker See status code, response message and final URL.
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Canonical Checker Inspect the canonical URL announced in the page HTML.
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FAQ Schema Generator Create FAQ schema markup ready to copy.
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Breadcrumb Schema Generator Create breadcrumb schema markup ready to copy.
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DNS Lookup Check A, AAAA, MX, NS, TXT and CNAME records in seconds.
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Data Tools

Clean, compare, convert and analyze structured lists and data.

16 tools โ†’

Conversion Tools

Fast everyday converters for units, sizes and measurements.

7 tools โ†’

PDF

Convert, merge, split, compress and manage PDF files directly online.

12 tools โ†’

Image Tools

Convert, resize and optimize images directly in your browser.

10 tools โ†’

Audio & Video

Convert, cut and optimize audio and video files directly in your browser.

10 tools โ†’

Network & Domain

Check DNS, domains, IP addresses, SSL certificates and network information.

7 tools โ†’

Generators

Generate QR codes, passwords, usernames, random values and useful creative resources.

6 tools โ†’

Files

Inspect, analyze and view common files directly in your browser.

6 tools โ†’
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