Ferramentas úteis que funcionam no seu navegador
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Conta caracteres, palavras e linhas em tempo real
Converte maiúsculas e minúsculas do texto
Testa padrões de expressões regulares
Clean up text by trimming lines and fixing spacing
Compare differences between two texts
Generate sample placeholder text
Generate multiple UUIDs at once
Generate UUID/ULID/KSUID with optional prefixes
Export dummy records as SQL, CSV, or JSON
Convert between Base64, URL, and Hex
Convert between Markdown and HTML and generate a TOC
Bulk replace text with regular expressions
Reverse the text order
Sort lines alphabetically
Remove duplicate lines
Add numbers to each line
Clean extra spaces and blank lines
Formata, minifica e valida JSON
Codificação/decodificação Base64
Codificação/decodificação URL
Converte entre formatos HEX, RGB, HSL
Escape HTML special characters
Unescape HTML entities
Minify HTML by removing whitespace
Minify CSS
Format CSS for readability
Minify JSON
Decode JWT tokens
Generate hashes from text
Generate random passwords
Converte comprimento, peso, temperatura e mais
Converte entre binário, octal, decimal e hexadecimal
Convert JSON arrays to CSV
Convert CSV to JSON arrays
Convert INI to JSON
Convert JSON to INI
Convert images to Base64
Render Base64 as an image
Converte entre tempo Unix e data/hora
Contagem regressiva até uma data específica
Calcula diferenças e adições de datas
Create a shareable countdown timer URL
Create a shareable countup timer URL
Optimize work and break cycles with a Pomodoro timer
Minimal Pomodoro timer
Show days and time remaining in this year
Show hours and time remaining today
A collection of digital clocks for OBS
A large web clock with customizable settings
Calculate nPr and nCr
Calculate nCr
Calculate circular permutations (n-1)!
Generate a list of permutations
Calculate Body Mass Index from height and weight
Estimate calories burned from steps
Quickly tally MK8DX 6v6 race scores
Quickly tally MK8DX 3v3v3 race scores
Quickly tally MK8DX 4v4v4 race scores
Quickly tally MK8DX tag match race scores
Create and export a course memo list
Japanese/English item name list
Common in-game chat phrases like GG/GL
Compare two YouTube videos side by side
Swap uppercase and lowercase letters
Generate QR codes from text or URLs
Convert RGBA to RGB against a background color
Crie e compartilhe checklists via URL
Remove or convert half/full-width spaces
Remove line breaks or convert them to HTML tags
Display times for multiple time zones simultaneously
Convert between seconds, minutes, hours, days, weeks, months, and years
Calculate business days until month-end, year-end, etc.
Convert between monthly salary, annual salary, and hourly wage
Convert cron expressions to human-readable format
Decode and inspect JWT tokens in detail
Mostra informacoes do navegador e do dispositivo
Detect and display invisible characters in text
Normalize text to prevent copy-paste issues
Split bills with weighted shares and rounding options
Estimate reading/speaking time for your text
Randomly pick one item from a list with roulette animation
Convert between TOML and JSON formats
Calculate network information from CIDR notation
Preview OGP tags as they appear on social media & generate HTML
Calculate 16:9, 4:3, 16:10 and other aspect ratios. Compute dimensions from width or height with fixed ratio
Measure your typing speed and accuracy
Preview and edit SVG path data in real time
Convert Linux file permissions between numeric and symbolic notation
Calculate contrast ratio and check WCAG compliance
Check password strength in real time
Paper size reference (A/B series) with cutting calculator
Generate .gitignore by selecting languages and frameworks
Convert cURL commands to Python/JavaScript/Go and more
Format and indent SQL queries for readability
Preview Markdown in real-time
Generate favicons from text or emoji
Build robots.txt easily
Generate harmonious palettes from a base color
Compress and resize images in the browser
Search and reference HTTP status codes
Search and copy emojis by category or keyword
Convert between YAML and JSON formats
Visually create CSS gradients
Gerador gratuito de CSS box-shadow com visualização ao vivo. Crie sombras bonitas visualmente com múltiplas camadas, sombras internas e cores personalizadas. Copie o código CSS instantaneamente.
Compare structural differences between two JSON objects
Auto-generate JSON Schema from sample JSON
Render diagrams from Mermaid.js notation in real-time
Generate dummy images with custom size, color, and text
Convert between text and Morse code
Generate noise sounds for focus and relaxation
Preview and compare Google Fonts
Build cron expressions visually with next run preview
Create CSS clip-path shapes visually by dragging points
Generate realistic dummy data for testing
View EXIF metadata from JPEG images (client-side only)
Gerador de arte ASCII online grátis. Converta qualquer texto em grandes caracteres ASCII com múltiplos estilos de fonte. Crie banners de texto para READMEs, terminais e comentários de código.
Generate common Apache .htaccess rules via GUI
Convert CSV/TSV data to Markdown tables with visual editor
Simulate how colors appear to people with color vision deficiencies
Create CSS keyframe animations visually with live preview
Convert files to Data URIs and decode Data URIs back to files
Visually edit cubic-bezier() timing functions with animation preview
Extract dominant colors from images using K-means clustering
Read text aloud using browser speech synthesis
Resize images and convert formats
Generate and test common regex patterns instantly
Convert HEX color codes (#ffffff, etc.) to RGB, HSL, and HSV. Useful for CSS color codes and cross-tool color conversion
Gere texto Lorem Ipsum para design web, mockups e layouts. Escolha parágrafos, frases ou palavras. Gerador de texto fictício grátis com cópia em um clique.
Calculate percentages, ratios, and percentage changes
Convert between data size units (B, KB, MB, GB, TB, PB)
Generate random numbers within a specified range
Convert microwave cooking times between different wattages. Never overcook or undercook again.
Calculate screen dimensions, PPI (pixels per inch), and dot pitch for monitors, phones, and tablets.
Calculate expected win rates from Elo rating differences and predict rating changes after matches.
Calculate the break-even point from fixed costs, variable costs, and selling price.
Calculate the required cant (superelevation) for railway curves. Includes angle display, speed limit reverse calculation, and transition curve length.
Calculate chord length, sagitta (rise), arc length, and radius of a circular arc. Enter any two values to compute the rest. Useful for surveying and civil engineering.
A simple browser-based metronome. Set BPM, time signature, and sound to keep accurate tempo.
Calculate factorial (n!) and double factorial (n!!). Supports large numbers.
Calcule números de Fibonacci online. Encontre o enésimo número de Fibonacci, exiba a sequência completa e veja a aproximação da proporção áurea. Suporta números grandes até F(1000).
Calculate and visualize neural network activation functions (Sigmoid, tanh, ReLU, etc.).
Calculate the error function erf(x) and complementary error function erfc(x).
Calculate the gamma function Γ(x) and log-gamma function lnΓ(x).
Calculate the beta function B(a,b) and log-beta function lnB(a,b).
Calculate the Riemann zeta function ζ(s) for real s.
Calculate Bernoulli numbers B_n.
Calculate Bessel functions of the first kind J_n(x) and second kind Y_n(x).
Calculate Fresnel sine integral S(x) and cosine integral C(x).
Calculate the elapsed time between a start and end time.
Add or subtract elapsed time from a base time.
Add and subtract hours, minutes, and seconds.
See how many seconds have elapsed since your birth in real time.
Descubra em que dia da semana cai qualquer data. Calcule o dia da semana para datas passadas, presentes e futuras instantaneamente.
Check if a year is a leap year and see nearby leap years.
Calculadora gratuita do zodíaco chinês. Encontre seu animal do zodíaco chinês pelo ano de nascimento. Inclui Troncos Celestiais, Ramos Terrestres e a tabela completa do ciclo sexagenário de 60 anos.
Calculate wedding anniversary names and dates from your wedding date.
Calculate milestone birthday celebrations (Kanreki, Koki, etc.) from a birth date.
Calculate your exact age in years, months, days, hours, minutes, and seconds.
Count the number of each weekday within a date range.
Add or subtract years and months from a date.
Calculate the ISO week number from a date.
Calculate the date of Easter for any year.
Calculadora gratuita de horas extras. Calcule sua taxa de hora extra, salário de horas extras e pagamento líquido instantaneamente. Inclui horas extras normais (×1.25), noturnas (×1.50) e feriados (×1.35).
Calculate part-time wages from hourly rate and working hours.
Calculadora gratuita de crédito rotativo. Simule o pagamento de hipotecas, empréstimos de veículos e crédito rotativo. Veja o total de juros, prazo de quitação e tabela de amortização.
Calculate Fat-Free Mass Index (FFMI), BMR, and body composition from height, weight, and body fat percentage.
Compare areas to familiar landmarks like football fields and soccer pitches
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