Find the right tool. Finish the job.
Practical browser tools organised for developers, designers, SEO specialists and people running real websites and servers.
Showing all 362 tools
SEO & Web Publishing
Search visibility, metadata, sharing, sitemaps and browser delivery.
Slug Generator
Turn any title into a clean, URL-safe slug.
<>Meta Tag Generator
Generate SEO, Open Graph and Twitter meta tags with a preview.
◫Favicon Generator
One square image in, every favicon size out. All local, no upload.
↗Link Preview
Pull title, description and preview image from any URL.
UTMUTM Campaign Builder
Create campaign URLs with correctly encoded UTM tracking parameters.
botrobots.txt Generator
Create crawler rules and sitemap declarations for a website.
mapSitemap XML Generator
Turn a list of URLs into a valid XML sitemap with optional metadata.
PWAWeb App Manifest Generator
Generate a complete installable web-app manifest.json.
301Redirect Rule Builder
Generate Apache, Nginx and Cloudflare redirect rules together.
LDSchema.org Structured Data Generator
Generate valid JSON-LD for organisations, articles, products and software.
langHreflang Tag Builder
Generate reciprocal language and regional alternate links with x-default.
shareSocial Share Link Builder
Create encoded sharing URLs for LinkedIn, Facebook, X, Reddit, WhatsApp and email.
metaRobots Meta & Header Builder
Build page-level indexing, snippet, image and translation crawler directives.
SEO✓On-Page SEO Audit
Check pasted HTML for essential metadata, headings, canonicals and share tags.
Text & Data
Format, convert, compare and inspect structured or plain text.
JSON Formatter
Format, validate and minify JSON with instant error pinpointing.
±Diff Checker
Compare two blocks of text and see every added or removed line.
aACase Converter
camelCase, snake_case, kebab-case, PascalCase and friends.
#Word Counter
Words, characters, sentences, paragraphs and reading time.
M↓Markdown Preview
Write Markdown on the left, see rendered HTML on the right.
64Base64 Encode / Decode
UTF-8 safe Base64 encoding and decoding, with a URL-safe mode.
%URL Encoder / Decoder
Percent-encode or decode URLs and query string components.
kg→lbUnit Converter
Length, weight, temperature and data sizes, converted instantly.
&;HTML Entities
Escape and unescape HTML entities for safe markup.
≡Line Toolkit
Sort, dedupe, reverse, number or shuffle lines of text in one click.
0xNumber Base Converter
Convert between binary, octal, decimal, hex and any base 2–36.
A#ASCII Text Drawer
Turn a heading into large, copyable terminal-style text.
@Email Normalizer
Normalize casing, whitespace and Gmail-style aliases for comparison.
☺Emoji Picker
Search and copy a curated set of common emoji by keyword.
{}±JSON Diff
Compare JSON structurally with clear added, removed and changed paths.
J↔TJSON ↔ TOML
Convert simple nested key/value configuration between JSON and TOML.
J↔XJSON ↔ XML
Convert common JSON structures to XML and XML back to JSON.
i18nNumeronym Generator
Shorten long words into forms such as i18n and a11y.
%Percentage Calculator
Solve percentage-of, change and reverse-percentage questions.
☎Phone Parser & Formatter
Normalize phone digits into E.164-style numbers and call/WhatsApp links.
XIVRoman Numeral Converter
Convert integers and Roman numerals in either direction.
URLOutlook Safelink Decoder
Recover the original destination from Microsoft Safe Links URLs.
???String Obfuscator
Obfuscate text as reversible Unicode escapes, Base64 or character codes.
01Text ↔ Binary
Convert UTF-8 text into bytes, binary and back again.
ABCNATO Phonetic Alphabet
Spell text using Alpha, Bravo, Charlie and the full NATO alphabet.
U+Text ↔ Unicode
Inspect code points and convert Unicode escapes back to text.
T→JTOML → JSON
Parse simple TOML-style key/value configuration into formatted JSON.
T↔YTOML ↔ YAML
Convert simple TOML-style key/value configuration to YAML and back.
XMLXML Formatter
Format, validate and minify XML in your browser.
X→JXML → JSON
Convert XML elements, attributes and text into readable JSON.
Y↔TYAML ↔ TOML
Convert simple YAML-style key/value configuration to TOML and back.
YMLYAML Viewer
Inspect simple YAML-style key/value configuration as formatted JSON.
ΣCSV Data Profiler
Inspect columns, missing values, unique counts and inferred data types.
$.JSON Path Explorer
Flatten JSON into searchable paths and values for quick inspection.
{}✓JSON Schema Validator
Validate JSON against common JSON Schema types, requirements and constraints.
JLJSON ↔ JSON Lines
Convert JSON arrays to newline-delimited JSON and back.
sayText to Speech
Read text aloud using the voices already installed on your device.
5dBusiness Day Calculator
Count working days between dates with optional public-holiday exclusion.
B32Base32 Encode / Decode
Convert UTF-8 text to RFC 4648 Base32 and back.
B58Base58 Encode / Decode
Convert text and bytes using the Bitcoin-style Base58 alphabet.
·−Morse Code Translator
Translate text to International Morse code and decode it again.
NFCUnicode Normalizer
Compare NFC, NFD, NFKC and NFKD forms and their code points.
ΔtDate Duration Calculator
Measure exact calendar and elapsed time between two dates.
ageAge Calculator
Calculate precise age and the countdown to the next birthday.
kmCoordinate Distance & Bearing
Calculate great-circle distance and initial bearing between two points.
fuelJourney Fuel Cost
Estimate fuel use, total journey cost and per-person share.
£/hMeeting Cost Calculator
Reveal the live and total cost of a meeting across attendees.
readReadability Analyser
Estimate reading ease, grade level, sentence length and complexity.
≈Text Similarity Checker
Compare two texts using word overlap and cosine similarity.
CSV✓CSV Cleaner & Deduplicator
Trim cells, remove blank rows and deduplicate CSV records.
Design, CSS & Media
Images, colour, layout, audio, files and visual production.
Color Converter
Convert between HEX, RGB and HSL, with tints and shades.
▧CSS Gradient Generator
Build linear and radial gradients and copy the CSS.
❏Box Shadow Generator
Dial in the perfect shadow with live preview and CSS output.
╭╮Border Radius Playground
Shape each corner independently and copy the CSS (or the fancy 8-value form).
clampFluid Type Calculator
Build a CSS clamp() that scales smoothly between two viewport sizes.
16:9Aspect Ratio Calculator
Find the missing side, or get CSS aspect-ratio and padding-trick values.
pxpx ↔ rem Converter
Convert pixels to rem (and back) with a live scale table.
imgImage Converter
Convert PNG, JPEG and WebP in your browser. Files never leave your device.
⤢Image Resizer
Resize any image to exact pixels or a percentage, right in the browser.
▣Image Compressor
Squeeze image file sizes down with a live quality preview.
b64Image to Base64
Turn an image into a data URI with ready-made HTML and CSS snippets.
◩Image Color Palette
Pull the dominant colors out of any image, or pick any pixel.
,{}CSV ⇄ JSON
Convert CSV to JSON and back, with quoted fields handled properly.
|-|Markdown Table Generator
Paste CSV or spreadsheet cells, get a tidy Markdown table.
⬆Temp File Share
Upload a file, get a link that expires after a time or view limit.
picPicsum Photos
Grab a random Unsplash photo at any size, with grayscale and blur.
64File ↔ Base64
Encode any file as Base64 or download decoded Base64 locally.
●Camera Recorder
Record your camera locally and download the WebM video.
PDF✓PDF Signature Checker
Inspect a PDF for digital-signature fields and signed byte ranges.
SVGSVG Placeholder Generator
Create a lightweight downloadable image placeholder with dimensions and text.
AaColour Contrast Checker
Check foreground and background colours against WCAG AA and AAA.
◉Screen Recorder
Record a screen, window or browser tab and download it locally.
micAudio Recorder
Record your microphone and download the audio without uploading it.
scanQR & Barcode Scanner
Scan QR codes and common barcodes from an image using your browser.
EXIFImage Metadata Inspector
Inspect image dimensions, MIME type, file size and header details locally.
#fileFile Checksum Calculator
Calculate SHA-1, SHA-256, SHA-384 and SHA-512 checksums locally.
data:Data URI Generator
Turn any small file into a copyable Base64 data URI.
SRISubresource Integrity Generator
Generate browser-ready SRI hashes from a local script or stylesheet.
badgeREADME Badge Builder
Create Markdown badges with custom labels, values, colours and links.
cropImage Cropper
Crop an image to exact coordinates and download the result locally.
eyeColour Vision Preview
Preview an image with common colour-vision deficiency simulations.
HzAudio Tone Generator
Play sine, square, sawtooth and triangle waves at precise frequencies.
gridCSS Grid Layout Builder
Generate responsive grid tracks, gaps and auto-fit card layouts.
flexCSS Flexbox Builder
Build flex direction, alignment, wrapping, gaps and child growth rules.
@keyCSS Animation Builder
Generate keyframes, timing, iteration and reduced-motion handling.
var()CSS Theme Token Generator
Generate light and dark custom-property tokens with automatic preferences.
JavaScript & Frontend
JavaScript, TypeScript, React, Vue, jQuery, npm and browser APIs.
cdnjs Library Lookup
CDN URLs, versions and SRI hashes for libraries on cdnjs.
npmnpm Package Lookup
Versions, weekly downloads, license and links for any npm package.
</>HTML WYSIWYG Editor
Edit rich content visually and copy its clean HTML.
CSSCSS Minifier
Shrink CSS and see the exact byte saving, entirely locally.
HTMLHTML Minifier
Remove comments and unnecessary whitespace from HTML markup.
TSJSON → TypeScript
Generate readable TypeScript interfaces from example JSON.
npm↓npm Download Stats
Check recent npm package downloads across selectable time periods.
WSWebSocket Client
Connect to a WebSocket endpoint, send messages and inspect events.
GQLGraphQL Request Builder
Compose GraphQL queries, variables and ready-to-run cURL requests.
APIOpenAPI Explorer
Summarise endpoints, methods, tags and operations from an OpenAPI document.
pkgpackage.json Explorer
Summarise scripts, dependencies, engines and package metadata.
1.2.3Semantic Version Calculator
Bump versions and test whether versions satisfy common ranges.
fetchJavaScript Fetch Builder
Generate robust Fetch API requests with headers, JSON and error handling.
retryJavaScript Retry & Backoff Builder
Create an async retry helper with exponential delay and cancellation.
evtJavaScript Event Delegation Builder
Generate efficient delegated DOM event handlers for dynamic elements.
ESMJavaScript Module Generator
Scaffold an ES module class with private state, exports and lifecycle methods.
storeWeb Storage Helper Builder
Generate typed JSON wrappers for localStorage or sessionStorage.
$.ajaxjQuery AJAX Builder
Generate a complete jQuery AJAX request with loading and failure states.
$()jQuery Plugin Generator
Scaffold a chainable namespaced jQuery plugin with defaults and teardown.
formjQuery Form Handler Builder
Generate validation, serialization and AJAX submission for a form.
$domjQuery DOM & Event Builder
Compose safe element creation, delegated events and DOM updates.
jsxReact Component Generator
Generate a typed functional component with props and accessible markup.
use…React Hook Generator
Scaffold a reusable custom hook with state, effects and cleanup.
ctxReact Context Generator
Create a typed context, provider and strict consumer hook.
reduceReact Reducer Builder
Generate discriminated actions, state and an exhaustive reducer.
FormReact Form Generator
Generate a controlled typed form with submission and validation states.
VueVue Component Generator
Generate a Vue 3 script-setup component with typed props and emits.
use…Vue Composable Generator
Scaffold a reusable Vue composable with refs, computed state and cleanup.
PiniaPinia Store Generator
Create a typed setup store with state, getters and async actions.
v-*Vue Directive Generator
Generate a typed custom Vue directive with lifecycle cleanup.
routeVue Router Builder
Generate typed lazy routes, metadata and navigation guards.
PHP & Laravel
Laravel generators, Eloquent, queues, testing and modern PHP.
Database Migration Generator
Turn a simple field list into Laravel migration boilerplate.
git−.gitignore Generator
Combine practical ignore rules for common languages, editors and systems.
artLaravel Artisan Builder
Build common make, migrate, queue and maintenance commands with safe options.
GETLaravel Route Builder
Generate web, API, resource and invokable Laravel route declarations.
valLaravel Validation Builder
Compose Laravel validation arrays from readable field definitions.
REQLaravel Form Request Generator
Create a typed Form Request class with authorization and validation rules.
1:NEloquent Relationship Builder
Generate model relationship methods for every common Eloquent relation.
DB?Eloquent Query Builder
Turn filters, sorting, eager loading and pagination into an Eloquent query.
APILaravel API Resource Generator
Generate a JSON resource class from a concise list of attributes.
canLaravel Policy Generator
Create a model policy skeleton with typed user and model methods.
jobLaravel Queue Job Generator
Scaffold a queued job with retries, timeout, backoff and unique handling.
evtLaravel Event & Listener Generator
Generate a typed event, listener and their matching Artisan commands.
cronLaravel Scheduler Builder
Build fluent task schedules with frequency, locking and environment controls.
colLaravel Collection Pipeline
Compose readable map, filter, sort, group and aggregate collection chains.
x-Laravel Blade Component Generator
Generate a component class, Blade template and usage example together.
MWLaravel Middleware Generator
Create middleware for roles, headers, tenant checks or request guards.
testLaravel Feature Test Generator
Scaffold PHPUnit feature tests for pages, JSON endpoints and validation.
60/mLaravel Rate Limiter Builder
Generate named rate limiters with user, IP and custom segmentation keys.
L↑Laravel Upgrade Planner
Create an ordered Laravel upgrade checklist and Composer command.
enumPHP Enum Generator
Generate backed PHP enums with labels, values and helper methods.
DTOPHP DTO Generator
Turn a concise property list into a typed readonly data-transfer object.
#[]PHP Attribute Builder
Create reusable PHP attributes with targets, repeatability and arguments.
s:PHP Serialize Inspector
Decode and inspect common PHP serialized strings without executing PHP code.
cmpComposer Script Builder
Build Composer scripts for tests, formatting, analysis and deployment.
PHP✓PHPStan Config Builder
Generate a practical PHPStan or Larastan configuration for a project.
castEloquent Cast Builder
Generate a model casts method for dates, enums, JSON and encrypted values.
fakeLaravel Factory Generator
Create realistic model factory definitions and useful named states.
bellLaravel Notification Generator
Scaffold queued mail and database notifications with typed payloads.
mailLaravel Mailable Generator
Generate a modern Laravel mailable with envelope, content and attachments.
bindLaravel Service Provider Builder
Generate bindings, singletons and boot hooks for a service provider.
$cmdLaravel Console Command Generator
Create a typed Artisan command with arguments, options and exit handling.
A↔Eloquent Accessor & Mutator Builder
Generate modern Attribute objects for computed and normalized model values.
scopeEloquent Scope Builder
Create reusable local and dynamic query scopes with modern attributes.
obsLaravel Observer Generator
Scaffold model lifecycle observers with after-commit guidance.
ex!Laravel Exception Generator
Generate domain exceptions with HTTP rendering and reporting controls.
liveLaravel Broadcast Event Builder
Generate broadcastable events with channels, aliases and payloads.
tokenLaravel Sanctum Token Builder
Generate personal-access token issuance, abilities and route protection.
cacheLaravel Cache Strategy Builder
Generate remember, flexible, locking and tag-based cache patterns.
diskLaravel Storage Builder
Generate disk operations, uploads, temporary URLs and streamed downloads.
1…nLaravel Pagination Builder
Generate cursor, simple or numbered pagination with API metadata.
IoCLaravel Container Debug Helper
Generate checks for bindings, resolutions, contextual injection and tags.
dateLaravel Carbon Date Builder
Compose readable Carbon parsing, timezone and date arithmetic chains.
pestPest Test Generator
Create concise Pest feature tests with datasets, fakes and assertions.
D−.dockerignore Generator
Generate a lean build context for common application stacks.
WordPress
Plugins, blocks, themes, REST, WP-CLI and site operations.
WordPress Plugin Generator
Scaffold a namespaced plugin entry file with activation and uninstall safety.
hookWordPress Hook Builder
Generate actions, filters, callbacks, priorities and accepted arguments.
[sc]WordPress Shortcode Generator
Create an escaped shortcode with documented attributes and buffered markup.
CPTWordPress Post Type Generator
Generate a REST-enabled custom post type with labels and capabilities.
taxWordPress Taxonomy Generator
Generate hierarchical or tag-style taxonomies with REST support.
optsWordPress Settings Page Generator
Create a Settings API page with capability checks and sanitization.
metaWordPress Meta Box Generator
Generate nonce-protected metadata editing and safe save handling.
RESTWordPress REST Route Generator
Generate a schema-aware REST endpoint with validation and permissions.
WP?WordPress Query Builder
Build WP_Query arguments for post types, taxonomies, metadata and pagination.
cronWordPress Cron Generator
Create idempotent scheduling, callbacks and deactivation cleanup.
wp$WP-CLI Command Generator
Generate a documented WP-CLI command with arguments and progress output.
{}WordPress block.json Generator
Build modern block metadata with attributes, supports and script modules.
blockWordPress Dynamic Block Generator
Generate block registration and secure server-side rendering.
themeWordPress theme.json Generator
Create Global Styles settings for colour, typography, layout and spacing.
patWordPress Block Pattern Generator
Generate a registered pattern with categories and translatable metadata.
assetWordPress Asset Enqueue Builder
Generate versioned scripts and styles with dependencies and module support.
WP✓WordPress Security Guard Builder
Compose nonce, capability, validation, sanitization and escaping checks.
cacheWordPress Cache & Transient Builder
Generate object-cache and transient patterns with invalidation hooks.
URLWordPress Rewrite Rule Builder
Generate rewrite tags, rules, query vars and safe activation flushing.
DB+WordPress Database Table Generator
Generate a dbDelta-compatible custom table schema and installer.
canWordPress Ability Generator
Generate a modern registered WordPress ability with permissions and schema.
Databases & SQL
Queries, schemas, indexes, backups, migrations and permissions.
SQL Formatter
Format common SQL statements for quick reading and debugging.
SQL+CSV → SQL Inserts
Convert CSV rows into escaped SQL INSERT statements.
DBSQL Schema Explorer
Extract tables, columns and relationships from CREATE TABLE statements.
DB://Database URL Builder
Build correctly encoded PostgreSQL, MySQL, SQL Server and SQLite connection URLs.
IDXSQL Index Builder
Build a composite CREATE INDEX statement from equality and range/order columns.
JOINSQL Join Builder
Generate readable inner, left, right or full joins with aliases.
UPSSQL Upsert Builder
Generate PostgreSQL, MySQL and SQLite insert-or-update statements.
TXSQL Transaction Builder
Create transactions with isolation, savepoints and rollback handling.
DB→SQL Keyset Pagination Builder
Generate stable cursor pagination that avoids slow high OFFSET scans.
GRANTDatabase Grant Builder
Generate least-privilege roles and grants for PostgreSQL or MySQL.
DB↓Database Backup Command Builder
Generate compressed PostgreSQL, MySQL and SQLite backup and restore commands.
TYPEDatabase Type Mapper
Compare equivalent column types across PostgreSQL, MySQL and SQLite.
PLANSQL EXPLAIN Plan Helper
Generate EXPLAIN commands and a focused checklist for diagnosing slow queries.
Docker & Kubernetes
Containers, manifests, health checks and cluster operations.
JSON to YAML
Turn JSON into clean YAML for configs and pipelines.
🐳Docker Run → Compose
Convert a docker run command into a Compose service definition.
@cCSS Container Query Builder
Create component-level responsive styles using modern container queries.
DockerDockerfile Generator
Generate a secure multi-stage Dockerfile with a non-root runtime user.
D✓Docker Healthcheck Builder
Build HTTP, TCP or command health checks for Docker and Compose.
vol↓Docker Volume Backup Builder
Generate safe archive and restore commands for named Docker volumes.
K8sKubernetes Deployment Generator
Generate a production-minded Deployment with resources and rollout strategy.
SVCKubernetes Service Generator
Generate ClusterIP, NodePort or LoadBalancer service manifests.
INGKubernetes Ingress Generator
Generate host, TLS and path routing for a Kubernetes Ingress.
probeKubernetes Probe Builder
Generate startup, readiness and liveness probes without unsafe timing.
CFGKubernetes ConfigMap & Secret Builder
Generate environment configuration manifests with Secret handling guidance.
kubectlkubectl Command Builder
Compose namespace-aware inspect, logs, exec, rollout and port-forward commands.
Linux, SSH & Servers
Remote access, services, logs, files, processes and firewalls.
chmod Calculator
Tick the boxes, get octal and symbolic modes. Classic Unix permissions.
SSHSSH Config Builder
Generate readable host aliases with keys, jump hosts and keepalive settings.
SSH↔SSH Tunnel Builder
Generate local, remote or SOCKS tunnels with safe forwarding options.
syncrsync Command Builder
Build resumable local or SSH transfers with dry-run and deletion safeguards.
svcsystemd Service Generator
Generate hardened service units with restart and dependency policies.
logsjournalctl Command Builder
Build focused service log queries by time, priority and follow mode.
755Linux Permissions Calculator
Convert symbolic permissions to octal and generate chmod commands.
findLinux find Command Builder
Generate safe file searches by name, type, age, size and action.
PIDLinux Process & Port Diagnostics
Generate commands to inspect listeners, processes, files and resource use.
log↻logrotate Config Generator
Create rotation, compression, retention and service reload rules.
UFWUFW Firewall Rule Builder
Generate scoped allow, deny and rate-limit firewall commands.
Security & Networking
Keys, hashes, tokens, DNS, IP addressing and security headers.
Password Generator
Strong random passwords with entropy estimates. Generated locally.
#!Hash Generator
SHA-1, SHA-256, SHA-384 and SHA-512 digests, computed in your browser.
◎Connection Trace
What Cloudflare sees: your IP, colo, TLS version and user agent.
pwnPassword Breach Check
See if a password appears in known breaches. Only a hash prefix is sent.
CVECVE Lookup
Search the National Vulnerability Database by keyword or CVE id.
jwtJWT Decoder
Decode JWT headers and payloads, with expiry checks. Fully offline.
digDNS Lookup
Query A, MX, TXT, NS and more for any domain, straight from your browser.
://URL Parser
Break any URL into protocol, host, path, query params and hash.
⌖IP Address Lookup
See your public IP, or look up where any address lives.
@Email Checker
Format, disposable, DNS and free-provider checks for any address.
₿Crypto Prices
Live prices and 24h moves for the top cryptocurrencies.
AuBasic Auth Generator
Build an HTTP Basic Authorization header from a username and password.
b$Bcrypt Hash & Verify
Create and verify secure bcrypt password hashes.
🔒Text Encryption
Encrypt and decrypt text with AES-GCM in your browser.
HMHMAC Generator
Sign text with HMAC SHA-256, SHA-384 or SHA-512.
IBIBAN Validator
Validate IBAN structure and checksum and inspect its components.
IP4IPv4 Address Converter
Convert IPv4 addresses between dotted, integer, hex and binary forms.
↔IPv4 Range Expander
Expand an IPv4 start/end range or CIDR into individual addresses.
/24IPv4 Subnet Calculator
Calculate network, broadcast, host range and mask from CIDR.
IP6IPv6 ULA Generator
Generate a random RFC 4193-style private IPv6 prefix.
MACMAC Address Generator
Generate random unicast MAC addresses with optional prefixes.
OUIMAC Address Lookup
Normalize a MAC address and identify its OUI vendor online.
***Password Strength Analyser
Estimate password entropy, crack time and common weaknesses locally.
:#Random Port Generator
Pick random registered or dynamic TCP/UDP ports.
RSARSA Key Pair Generator
Generate exportable RSA public and private keys locally.
WiFiWi-Fi QR Generator
Build a Wi-Fi connection payload and scannable QR code.
CSPContent Security Policy Builder
Create a practical CSP header from common source directives.
L10Luhn Number Validator
Validate check-digit numbers and calculate a missing Luhn digit.
RDAPDomain & IP RDAP Lookup
Inspect registration, entities, nameservers and status using RDAP.
MXEmail DNS Checker
Inspect SPF, DMARC and MX records for an email domain.
DKIMDKIM Record Checker
Find and inspect a DKIM public-key record by domain and selector.
DNS✓DNSSEC Checker
Check whether a domain returns authenticated DNSSEC answers.
hdrEmail Header Analyser
Read delivery hops, authentication results and common message headers.
∩CIDR Overlap Checker
Compare IPv4 networks and identify containment or overlap.
JWT+JWT Sign & Verify
Create and verify HS256 JSON Web Tokens entirely in your browser.
Developer Core
APIs, source control, configuration and everyday engineering helpers.
Regex Tester
Test regular expressions with live match highlighting and groups.
⇄HTTP Request Echo
Send a request and see headers, args and body echoed back. Mini Postman.
VATVAT Number Validator
Check an EU VAT number and pull the registered company name.
ΣLaTeX Renderer
Turn LaTeX into a crisp SVG equation you can embed or download.
ƒxNewton Math
Simplify, derive, integrate and factor expressions via Newton.
AあTranslator
Translate text between languages, with optional autodetection.
urlURL Shortener
Shrink a long link into a short shareable URL.
{}Fake Data API
Browse DummyJSON products, users, posts and quotes for prototypes.
avAvatar Maker
Deterministic cartoon avatars from any seed, via DiceBear.
⏱Timestamp Converter
Convert Unix timestamps to human dates and back again.
418HTTP Status Codes
Every status code from 100 to 511, searchable and explained.
ghGitHub User Lookup
Profile, stats and top repositories for any GitHub user or org.
cronCron Expression Builder
Build or decode a cron schedule and see the next run times.
TZTimezone Converter
See the same moment across cities. Great for scheduling across zones.
⌨Keyboard Key Codes
Press any key to see key, code, keyCode and modifiers. Handy for shortcuts.
msHTTP Benchmark Builder
Build ready-to-run hey, ab and wrk benchmark commands.
00Chronometer
A precise stopwatch with laps and keyboard-friendly controls.
iDevice Information
Inspect browser, screen, language, CPU and connection details.
ETAETA Calculator
Estimate completion time from progress, elapsed time and total work.
gitGit Cheatsheet
Searchable everyday Git commands with copy buttons.
OTPOTP Code Generator
Generate and validate time-based one-time passwords from a Base32 secret.
.*Regex Cheatsheet
A searchable reference for groups, classes, anchors and quantifiers.
UAUser-Agent Parser
Parse browser, engine, operating system and device hints.
?=URL Query Builder
Build, edit and sort URL query parameters without encoding mistakes.
curlcURL Command Builder
Compose a safe, copyable cURL request with method, headers and body.
maxCache-Control Builder
Build HTTP caching headers and understand their effective policy.
zipCompression Size Estimator
Compare raw, gzip and deflate sizes for text or code.
UUID?UUID Inspector
Validate UUIDs and inspect their version, variant and embedded timestamp.
.env.env Comparator
Compare environment files without exposing values in the report.
xn--IDN / Punycode Converter
Convert international domain names to safe ASCII/Punycode form and inspect their URL.
ECEditorConfig Generator
Build a consistent .editorconfig for mixed-language projects.
©Open-Source Licence Chooser
Compare popular open-source licences and generate a project-ready LICENSE file.
geo#Geohash Encoder / Decoder
Encode coordinates as a geohash or decode a geohash bounding box.
0,1,0CSS Specificity Calculator
Calculate and compare selector specificity without sending code anywhere.
General Generators
Identifiers, sample data, documents and reusable assets.
UUID Generator
Generate v4 and v7 UUIDs, one at a time or in bulk.
¶Lorem Ipsum
Placeholder text by the word, sentence or paragraph.
▩QR Code Generator
Turn any text or URL into a downloadable QR code.
☺Fake User Generator
Realistic fake people with names, emails and avatars for test data.
12wMnemonic Phrase Generator
Generate a strong random 12 or 24-word mnemonic for test and recovery workflows.
tokSecure Token Generator
Generate cryptographically secure hex, Base64URL or alphanumeric tokens.
ULIDULID Generator
Generate sortable, timestamped Universally Unique Lexicographically Sortable IDs.
❄Snowflake ID Tool
Generate and decode timestamped 64-bit Snowflake-style IDs.
nanoNano ID Generator
Generate compact, URL-safe identifiers with configurable length.
ICSCalendar Event Generator
Create a downloadable ICS calendar event with time, location and notes.
↻Recurrence Rule Builder
Create RFC 5545 RRULE strings for repeating calendar events.
invInvoice & Quote Generator
Calculate line items and create a clean printable invoice or quotation.
structGo Struct & JSON Generator
Generate idiomatic Go structs with JSON tags from field definitions.
httpGo HTTP Handler Generator
Create a standard-library JSON handler with validation and errors.
go$Go CLI Flag Builder
Generate a small dependency-free command-line program using flag.
go✓Go Table Test Generator
Generate idiomatic table-driven tests with subtests and comparisons.
go×NGo Worker Pool Generator
Create a cancellable worker pool with channels, context and WaitGroup.
Live Lookups
Fresh public information from useful free data services.
Dictionary Lookup
Definitions, phonetics and synonyms for any English word.
☀Weather Lookup
Current conditions and a five day forecast for any city on Earth.
⚑Country Lookup
Flags, capitals, populations, currencies and languages for every country.
¤Currency Converter
Convert between 30+ currencies using daily central bank rates.
⌂Postcode Lookup
Find the places behind any zip or postal code in a dozen countries.
✉Temp Email Inbox
Spin up a throwaway inbox, then read mail that lands there.
AIAI Dev Jobs
Browse AI and ML engineering roles with salary, remote and tag filters.
latGeocoder
Turn a place name into coordinates, or coordinates into an address.
△Elevation Lookup
Ground elevation (or ocean depth nearby) for any latitude and longitude.
≈Earthquake Feed
Recent earthquakes worldwide from the USGS real-time feed.
☀Sunrise & Sunset
Sunrise, sunset and day length for any coordinates on Earth.
▲Upcoming Launches
Next rocket launches from Launch Library 2 / The Space Devs.
F1F1 Results
Latest Formula 1 race results and the next race on the calendar.
exExercise Finder
Browse workout exercises with muscles and how-to steps from wger.
TVTV Show Search
Find shows on TVMaze with ratings, genres and episode counts.
doiResearch Paper Search
Search scholarly works on OpenAlex by title, topic or author.
kcalCalorie & Macro Calculator
Daily calories, protein, fat, carbs and fiber from your body weight.
🍳Recipe Finder
Search thousands of recipes with photos, ingredients and instructions.
🍸Cocktail Finder
Look up any cocktail: ingredients, measures and how to mix it.
📖Book Search
Search millions of books by title or author, with covers and first editions.
MIMEMIME Type Lookup
Search common MIME types by extension, media type or description.
calWorldwide Public Holidays
Look up public holidays by country and year for over 100 countries.
UKUK Bank Holidays
See upcoming official bank holidays for every UK nation.
AQIAir Quality & Pollen
Check current air quality, pollutants, UV and pollen by coordinates.
SOStack Overflow Search
Search programming questions and surface answered, high-signal results.
UK↔UK Postcode Distance
Calculate straight-line distance and locations between two UK postcodes.
✦Stargazing Forecast
Check cloud, visibility, humidity and moon conditions for observing.
floodEngland Flood Warnings
See current Environment Agency flood warnings by place or postcode.
foodFood Barcode Lookup
Look up ingredients, allergens and nutrition using a product barcode.
Fun & Curiosities
Playful tools, trivia, space, culture and delightful distractions.
Trivia Quiz
Five random trivia questions. See how many you can get right.
Random Dog
A fresh dog photo on demand. The internet at its finest.
✦ISS Tracker
Where is the International Space Station right now, and who is on board?
◓Pokemon Lookup
Stats, types and sprites for all 1000+ Pokemon.
⧗On This Day
What happened in history on any date, straight from Wikipedia.
haDad Jokes
Certified groan-worthy jokes, one click at a time.
!?Random Facts
Gloriously useless facts to derail any conversation.
♪Lyrics Finder
Look up song lyrics by artist and title.
✦Space News
Latest spaceflight headlines from NASA, ESA and the industry press.
FMInternet Radio Finder
Search thousands of streaming radio stations by name or tag.
gitCommit Message Generator
Random whatthecommit classics for when you are out of ideas.
πStartup Idea Generator
“So it’s like X for Y.” Instant pitch-deck filler from ItsThisForThat.
SWStar Wars Lookup
People, planets and starships from SWAPI. These are the droids.
Y/NYes / No
Ask a question, get a yes or no with an animated reaction gif.
☾Moon Phase Calculator
Calculate lunar phase, illumination and approximate moon age for any date.
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