FROM CODE TO PRACTICE
Useful tools.
Free tools to generate test data, validate Brazilian documents, convert text and perform calculations. Explore 198 online utilities without signing up.
Social media video downloader
Download public videos from TikTok, Kwai, X, Threads, Instagram and Facebook using a post link. No login required, with temporary downloads.
Open toolOnline code minifier: JavaScript, CSS, HTML and JSON
Minify JavaScript, CSS, HTML and JSON online for free. Copy or download smaller code, processed locally in your browser with no registration.
Open toolCPF generator
Generate Brazilian CPF numbers with valid check digits to test forms, input masks and validation rules.
Open toolCNPJ generator
Generate numeric Brazilian CNPJ numbers with valid check digits, with or without punctuation.
Open toolTest card generator
Generate Visa, Mastercard, Elo, Hipercard and other test cards with Luhn, expiry and CVC. Choose random synthetic numbers or public sandbox examples.
Open toolPerson generator
Generate fictional people from Brazil, the United States or Spain. Choose a country and export localized names, addresses and contacts as JSON or CSV.
Open toolCompany generator
Generate fictional companies from Brazil, the US or Spain with business names and contacts. CNPJ and state registration are included only for Brazil.
Open toolName generator
Generate fictional first and last names from Brazil, the United States or Spain for characters, prototypes and form tests.
Open toolNickname generator
Create random nicknames or suggestions based on your name. Generate distinct batches and copy each nickname locally without checking registrations.
Open toolPassword generator
Generate random passwords locally with configurable length and character groups. Exclude similar characters and copy each password without uploading data.
Open toolState registration generator
Generate Brazilian state registration test numbers with state-specific check digits. Choose any of the 27 federal units.
Open toolCPF validator
Validate Brazilian CPF format and both check digits. Check up to 100 numbers per batch without querying tax records.
Open toolCNPJ validator
Validate Brazilian CNPJ format and check digits in your browser. Check batches without looking up business registration status.
Open toolRG validator
Check Brazilian RG identity number check digits using the SSP-SP model. Validate batches without querying identity records.
Open toolCNH validator
Check Brazilian CNH driving licence format and check digits. Run batch mathematical validation without querying driver records.
Open toolPIS/PASEP validator
Validate Brazilian PIS/PASEP format and check digits. Check up to 100 numbers at once without querying employment records.
Open toolRenavam validator
Check Brazilian Renavam vehicle registration format and check digits. Validate batches without querying vehicle records or status.
Open toolVoter registration validator
Validate Brazilian voter registration number format and check digits locally without querying electoral records.
Open toolState registration validator
Validate Brazilian state registration format and check digits for the selected state without querying SEFAZ registration status.
Open toolCard number validator
Check credit card number format and Luhn validation for testing. This does not check balances, ownership or payment authorization.
Open toolRG generator
Generate synthetic Brazilian RG numbers with SSP-SP check digits to test identity form fields and input masks.
Open toolCNH generator
Generate Brazilian CNH numbers with calculated check digits. Create synthetic batches to test driving licence forms.
Open toolPIS/PASEP generator
Generate synthetic Brazilian PIS/PASEP numbers with check digits for testing employment form fields and validation rules.
Open toolRenavam generator
Generate synthetic Brazilian Renavam numbers with check digits to test vehicle registration forms and validation rules.
Open toolVoter registration generator
Generate synthetic Brazilian voter registration numbers for testing input masks and electoral form check digits.
Open toolLicense plate generator
Generate fictional licence plates for Brazil, Texas in the United States or Spain. Choose a country and copy the numbers for testing.
Open toolVehicle generator
Generate fictional vehicles from Brazil, the US or Spain with VIN, plate, year and color. Brazilian Renavam is included only for Brazil.
Open toolBrazilian postal code generator
Generate Brazilian test postal codes by state, with or without a hyphen. Local browser processing without sending form values to external services.
Open toolText analyzer
Count words, characters, graphemes, lines and UTF-8 bytes in your browser without sending the text to the server.
Open toolLetter case converter
Convert text to uppercase, lowercase or capitalized words. Paste your content, choose a mode and copy the result.
Open toolBase64 encoder and decoder
Encode UTF-8 text as Base64 or decode Base64 back to text. Convert locally in your browser and copy the output.
Open toolReverse text
Reverse text while preserving graphemes such as emoji and combined letters. Process and copy the result in your browser.
Open toolURL encoder and decoder
Encode or decode URL components with percent-encoding. Convert spaces, accented letters and special characters locally.
Open toolWord occurrence counter
Count occurrences of a word in text. Matching ignores letter case and counts whole words rather than substrings.
Open toolRemove accents
Remove accents from text to prepare names, lists and test data. Convert accented characters directly in your browser.
Open toolText and HTML converter
Encode special characters as HTML entities and decode supported entities. Escape angle brackets, quotation marks and text content.
Open toolSplit text
Split text by a chosen separator and put each part on its own line. Organize comma-separated lists and other delimited content.
Open toolCharacter information
Inspect Unicode characters and see the U+ code point, decimal value and UTF-8 bytes for every character in your text.
Open toolLorem ipsum generator
Generate Lorem Ipsum as words or paragraphs with optional HTML and the classic opening. Copy local placeholder text for layouts and prototypes.
Open toolLine break converter
Remove or replace line breaks with spaces or another separator. Join multiline text and copy the adjusted content.
Open toolTrim text
Trim text to a chosen grapheme limit while preserving emoji and combined characters. Copy only the portion you need.
Open toolAlphabetical sorting
Sort lines alphabetically using the page language, with numeric comparison and without distinguishing uppercase and lowercase.
Open toolBinary code translator
Convert UTF-8 text to binary code or translate eight-bit groups back to text. Encode and decode in your browser.
Open toolStyled letters
Transform text into ten Unicode styles: bold, italic, script, circled, squared, superscript and more. Preview and copy each version in your browser.
Open toolCopy symbols
Find symbols, arrows, mathematical signs and special characters to copy into text, prototypes and interfaces.
Open toolASCII table
Look up all 128 ASCII codes with decimal, hexadecimal and binary values plus character and control representations.
Open toolMD5 hash generator
Calculate an MD5 hash of UTF-8 text and copy its 32 hexadecimal characters. Useful for compatibility, not password protection.
Open toolSHA-1 hash generator
Calculate a SHA-1 hash of UTF-8 text with a 40-character hexadecimal output. Use for compatibility, not new security protections.
Open toolCRC32 calculator
Calculate the CRC32 of UTF-8 text and copy its eight-character hexadecimal checksum to check for accidental data errors.
Open toolAdd days to a date
Add calendar days to a date and find the resulting date. The calculation includes weekends and public holidays.
Open toolSubtract days from a date
Subtract calendar days from a date to find an earlier date. Calculate calendar intervals including weekends.
Open toolDate difference
Calculate the difference in calendar days between two dates. Compare start and end dates with positive, zero or negative results.
Open toolPercentage calculator
Calculate a percentage of a value, a percentage ratio or the percentage change between two numbers. Choose an operation and see the result.
Open toolRule of three
Solve direct or inverse proportions using the rule of three. Enter three values to find the fourth for the selected relationship.
Open toolPrime factorization
Decompose an integer into prime factors and see their exponents. Factor values from 2 up to one trillion in your browser.
Open toolLeast common multiple
Calculate the least common multiple, LCM, of two or more integers. Enter a list and get the exact result.
Open toolGreatest common divisor
Calculate the greatest common divisor, GCD, of two or more integers. Find the largest divisor shared by the values.
Open toolDivision remainder
Calculate the remainder of integer division without precision loss. Enter a dividend and a nonzero divisor.
Open toolRoman numeral converter
Convert numbers from 1 to 3999 to Roman numerals and convert Roman numerals back to decimal. Check canonical Roman notation.
Open toolRandom number generator
Generate integers in a range with or without repetition. Choose random, ascending or descending order and copy results created in your browser.
Open toolRandom draw
Draw random items from a list in your browser. Enter participants and the number of results to make a random selection.
Open toolArithmetic calculator
Add, subtract, multiply or divide two numbers. Select an arithmetic operation and copy the calculation result.
Open toolArea: rectangle
Calculate a rectangle's area by multiplying its base and height. Enter both lengths in the same unit to get the square area.
Open toolArea: square
Calculate a square's area from its side length. Check the side-squared formula and the result in square units.
Open toolArea: circle
Calculate a circle's area using πr². Enter the radius, not the diameter, and see the result in square units.
Open toolArea: parallelogram
Calculate a parallelogram's area from its base and perpendicular height. Use the same length unit to apply A = b × h.
Open toolArea: triangle
Calculate a triangle's area from its base and perpendicular height. The formula divides the product of these lengths by two.
Open toolArea: trapezoid
Calculate a trapezoid's area using its two parallel bases and height. Check the formula A = (B + b) × h / 2.
Open toolArea: rhombus
Calculate a rhombus's area from its two diagonals. Multiply the diagonal lengths and divide the product by two.
Open toolArea: sector
Calculate a circular sector's area from its radius and central angle in degrees. The tool accepts angles up to 360°.
Open toolArea: annulus
Calculate an annulus's area as the difference between two circles. Enter the outer and inner radii.
Open toolArea: ellipse
Calculate an ellipse's area with π × a × b. Enter both semi-axis lengths in the same unit rather than the diameters.
Open toolArea: pentagon
Calculate a regular pentagon's area from its side length. The calculation assumes five equal sides and equal interior angles.
Open toolArea: hexagon
Calculate a regular hexagon's area from its side length. Check the result of the formula 3√3 × side² / 2.
Open toolArea: polygon
Calculate a regular polygon's area from its side length and number of sides. For figures with equal sides and angles.
Open toolQR code generator
Create QR codes for text, URLs, Wi-Fi or vCard contacts. Customize colors, size and logo and download PNG or SVG, processed in your browser.
Open toolPlaceholder image generator
Create PNG images for layout tests. Set width, height, background color and text, then download a browser-generated placeholder.
Open toolColor picker
Pick a color and get its HEX, RGB and HSL values. Convert your selection for CSS, prototypes and interfaces.
Open toolMeta tag generator
Generate title, description, Open Graph and Twitter Card tags for a page. Enter the details and copy the HTML for your website.
Open toolMy browser
See information exposed by your browser: user agent, languages, cookies and connection state, with identification limitations.
Open toolMy operating system
Check the platform and user agent reported by your browser to help diagnose operating system compatibility.
Open toolNumber in Portuguese words
Convert numbers to words in Portuguese, English or Spanish. Spell out amounts in Brazilian reais, US dollars or euros with up to two decimal places.
Open toolBrazilian certificate number generator
Generate 32-digit civil certificate numbers by type, year and Brazilian state. Sample CNS codes, four book types and local batches without data uploads.
Open toolBrazilian certificate number validator
Check the check digits of 32-digit Brazilian certificate registration numbers. Mathematical validation without querying registry offices.
Open toolBrazilian bank lookup
Search banks by name, COMPE code or ISPB in a local snapshot of Brazilian Central Bank STR participants, without an external API.
Open toolBrazilian bank account generator
Generate fictional branch and account numbers for 15 bank models, with checking and savings options. Copy and export batches locally in your browser.
Open toolBrazilian bank account validator
Check branch and checking account digits for Banco do Brasil, Bradesco and Itaú without checking account ownership or balances.
Open toolPortuguese spell checker
Check spelling in Brazilian Portuguese, American English or Spanish from Spain with local dictionaries, without sending your text to the server.
Open toolResume builder
Create a resume with an optional photo, custom accent color and multiple education, work and skill entries. Copy or save PDF and HTML locally.
Open toolBrazilian CLT vacation calculator
Estimate gross Brazilian CLT vacation pay, including the one-third bonus and sold days. Enter pay and days; tax deductions are excluded.
Open toolBrazilian CLT termination calculator
Estimate gross Brazilian CLT termination amounts: salary, notice, vacation and 13th salary. Tax deductions and collective rules are excluded.
Open toolMy IP address
Find the IP address seen by the server for your visit. No external lookup service is used; the result may reflect a proxy or VPN.
Open toolAPI key generator
Generate random hexadecimal or URL-safe Base64 keys with configurable length and prefix, directly in your browser.
Open toolUUID v4 generator
Generate version 4 UUID identifiers for tests, databases and applications using local cryptographic randomness.
Open toolMAC address generator
Generate MAC addresses for labs with unicast/multicast, local administration and output format controls.
Open toolIP address generator
Generate documentation IPv4 and IPv6 addresses and private IPv4 ranges for testing without checking your connection.
Open toolUTM link builder
Build campaign URLs with utm_source, utm_medium and utm_campaign while preserving other parameters and the URL fragment.
Open toolCSS gradient generator
Create linear and radial CSS gradients with two colors, angle and transition stops, ready to copy into your stylesheet.
Open toolCSS box shadow generator
Configure box-shadow offset, blur, spread, color, opacity and inset mode, producing CSS ready to copy.
Open toolColor palette generator
Create harmonious palettes from a base color using analogous, complementary, triadic and monochromatic combinations.
Open toolUnix timestamp converter
Convert Unix timestamps in seconds or milliseconds to UTC dates and convert ISO dates to timestamps locally.
Open toolURL slug generator
Turn titles and phrases into URL slugs with lowercase letters, accent removal and a configurable separator.
Open toolWhatsApp link generator
Create a wa.me link with an international phone number and a prefilled message, encoding accents and symbols correctly.
Open toolTelegram link generator
Build a t.me link from a Telegram username or generate a share link for a URL with optional text.
Open toolFictional email generator
Generate synthetic email addresses for tests using example.com or a supplied domain without creating mailboxes.
Open toolTest phone number generator
Generate Brazilian phone numbers with area code, mobile or landline options and national or international formatting for tests.
Open toolSHA and MD5 hash generator
Calculate MD5, SHA-1, SHA-256, SHA-384 and SHA-512 hashes of UTF-8 text in your browser without uploading the content.
Open toolGitignore file generator
Build a .gitignore for Node.js, Python, Laravel or combined projects with rules for editors and operating systems.
Open toolMock JSON data generator
Generate JSON data for API mocks with user, product, order, address or custom field templates, without registration.
Open toolSQL INSERT generator
Convert an array of JSON objects into SQL INSERT statements for PostgreSQL, MySQL or SQLite with escaped names and values.
Open toolTest User Agent generator
Generate User Agent examples for desktop and mobile browsers, selecting a family and quantity for parser tests.
Open toolBrazilian CNS test number generator
Generate definitive and provisional Brazilian CNS test numbers with 15 digits and mathematical checks in your browser.
Open toolAlphanumeric CNPJ generator
Generate fictional alphanumeric CNPJ numbers using the Brazilian revenue service ASCII-minus-48 check digit algorithm.
Open toolCNPJ branch generator
Generate headquarters and branch CNPJs sharing one root with sequential branch orders and check digits, without external queries.
Open toolBirth date generator
Generate birth dates by age range with ISO, numeric or long formats, current age, weekday and optional zodiac signs.
Open toolFictional CTPS generator
Generate fictional physical CTPS details or digital CTPS identification by CPF with number, series and state for form testing.
Open toolFictional Brazilian passport generator
Generate Brazilian passport test numbers with two letters and six digits without issuing or looking up any documents.
Open toolCNJ case number generator
Generate 20-digit CNJ test case numbers with modulo-97 check digits, judicial branch, year, court and origin-unit controls.
Open toolNF-e, NFC-e and CT-e key generator
Generate 44-digit NF-e, NFC-e, CT-e and CT-e OS keys with check digits. Choose state, CNPJ and emission type or decode fields locally.
Open toolFictional tracking code generator
Generate fictional tracking codes for logistics tests with Correios/S10 or illustrative carrier formats, locally in your browser.
Open toolFictional address generator
Generate fictional addresses with street, number, extra details, district, city, region and postal code using local location filters.
Open toolBusiness name generator
Create business name ideas by sector and naming style with an optional prefix, generated locally to explore brand ideas.
Open toolMotorcycle plate generator
Generate fictional motorcycle plates in Mercosur and legacy formats with a state label for your test scenario and configurable quantity.
Open toolVisual plate generator for mockups
Create an illustrative plate PNG with Mercosur or legacy styling, vehicle category and optional custom plate text for mockups.
Open toolPIX test key generator
Generate fictional CPF, CNPJ, email, phone or EVP PIX keys and build copy-and-paste payloads locally for testing.
Open toolStatic PIX QR code generator
Create a static PIX QR code and copy-and-paste payload with key, recipient, city and optional amount without uploading your data.
Open toolTest IBAN generator
Generate test IBANs for Brazil, Portugal, Germany, France, Spain and the UK with country-specific structures and modulo-97 checks.
Open toolTest boleto generator
Generate 44-digit boleto barcode numbers and 47-digit payment lines for tests with configurable amount, bank and due date.
Open toolLocal CNAE browser and generator
Search and sample CNAE codes by description, section and category using a bundled official IBGE table without uploading queries.
Open toolBarcode generator
Generate CODE128, EAN13, EAN8, UPC, ITF14, CODE39, MSI and Pharmacode barcodes with size options and SVG or PNG download.
Open toolAcademic enrollment test number generator
Generate fictional student enrollment numbers with year, semester, course and sequence. Choose numeric or alphanumeric models locally.
Open toolProfessional registration test number generator
Generate sample CRM, CRO, OAB, CREA and CRC references by Brazilian state, in batches. Synthetic form test data processed in your browser.
Open toolProperty registry test reference generator
Generate fictional property registry references with city, Brazilian state and registry office number. Create test batches locally.
Open toolJWT generator, decoder and signature verifier
Create, decode and verify JWT signatures with HMAC or RSA locally. Set claims, expiration, issuer and audience without uploading keys.
Open toolRegular expression builder and tester
Build regular expressions from presets or literal text and test matches, positions and groups in your browser without uploading content.
Open toolPrintable bingo card generator
Create unique 75-ball, 90-ball or custom bingo cards. Generate up to 20 cards and export printable sheets locally in your browser.
Open toolCustom word bingo generator
Generate 3×3, 4×4 or 5×5 word bingo with party themes, animals, fruit or your own list. Create unique cards and print from your browser.
Open toolWord search generator with answer key
Create 10×10 to 20×20 word searches using your own words in eight directions. Export the puzzle and answer key without uploading your list.
Open toolNumbered raffle ticket generator
Create up to 1,000 numbered raffle tickets with title, prize, organizer, date and price. Calculate the estimated total and export printable sheets.
Open toolPrintable shipping label generator
Create sample shipping labels with sender, recipient, tracking barcode, weight and dimensions. Export PNG, SVG or PDF without uploading personal data.
Open toolHTML email signature generator
Create email signatures with four templates, contact links, social profiles and a custom color. Preview and copy HTML or formatted signatures locally.
Open toolInstagram bio generator
Create Instagram bios from your name, activity, location and interests. Choose a profile and style and copy local suggestions up to 150 characters.
Open toolInstagram username generator
Generate usernames using your name, surname and interests. Create variations with dots, underscores or added numbers and copy suggestions up to 30 characters.
Open toolHashtag generator by category
Create unique hashtags by topic and keyword. Choose from 15 categories and copy results separated by spaces or lines, processed in your browser.
Open toolYouTube channel name generator
Generate YouTube channel names across 18 niches. Choose a style, add a keyword and copy distinct suggestions created in your browser.
Open toolInstagram display name generator
Create Instagram display names with username suggestions. Choose from 12 profile types and five styles and copy names and handles generated locally.
Open toolChannel and podcast name generator
Find names for podcasts, channels or live streams. Choose from 15 categories, four styles and an optional keyword without uploading data.
Open toolBand name generator by music genre
Create band names by music genre, format and language. Generate Portuguese, English, Spanish or mixed suggestions and copy unique ideas locally.
Open toolClan name and tag generator
Generate clan names and tags by game category and style. Choose nine categories and five styles and copy unique suggestions without uploading data.
Open toolThemed guild name generator
Create guild names with fantasy, pirate, war, dark or futuristic themes. Include a custom name and copy suggestions generated in your browser.
Open toolPet name generator
Find names for dogs, cats, birds or other pets. Filter by gender and cute, funny, strong or classic style and copy up to 20 unique suggestions.
Open toolMovie and series title generator
Create film, series, miniseries or documentary titles in six genres. Include optional synopsis and fictional details for projects and writing exercises.
Open toolPrintable reading record generator
Organize book details, summary, characters, quotations and opinion in a reading record. Use a template or example and export without uploading data.
Open toolWeekly school timetable generator
Build a Monday–Friday school timetable with subjects, shifts, lessons and breaks. Balance subjects and export a colored grid in your browser.
Open toolCustom study schedule generator
Plan study dates, weekdays, subjects, methods and breaks. Create daily, weekly or monthly print views and export locally without uploading data.
Open toolEmoji and symbol generator to copy
Generate up to 100 emojis and symbols by category. Copy hearts, arrows and combinations for messages and profiles, processed in your browser.
Open toolSlogan generator for companies and brands
Create up to 20 slogans by sector and tone, with a brand name and optional benefit. Copy individual suggestions without uploading your inputs.
Open toolCorporate jargon and buzzword generator
Generate 1 to 10 corporate buzzword sentences for humor, presentations and test layouts. Copy or export results with local browser processing.
Open toolLottery number generator: seven Brazilian games
Generate numbers for Mega-Sena, Lotofácil, Quina and other Brazilian games. Up to 10 games, sorted numbers and individual copying, all in your browser.
Open toolPrintable participation certificate generator
Create certificates with participant, course, workload, date and issuer. Export SVG and PNG or save as PDF without uploading your data.
Open toolIllustrative diploma and certificate mockup generator
Create illustrative diplomas in four types and three styles with institution, course and participant. Export SVG, PNG and PDF locally as mockups.
Open toolEssay topic generator with arguments and sources
Generate up to five essay topics by area, with context, arguments, dated data, excerpts and primary sources. Copy everything with local processing.
Open toolYouTube description generator
Create YouTube video descriptions with an introduction, chapters, social links and an affiliate disclosure. Free templates generated in your browser.
Open toolInstagram caption generator
Generate Instagram captions with nine topics, four tones and optional hashtags. Create a hook, body and call to action locally in your browser.
Open toolLinkedIn post generator
Create LinkedIn posts about careers, achievements, opportunities, companies and ideas. Choose a tone, hashtag category and call to action.
Open toolReels script generator
Plan 15, 30 or 60-second Reels with a hook, scenes and closing. Choose a tutorial, quick tip, story, before and after or five-point list.
Open toolX / Twitter post generator
Create X posts with six post types, four tones, optional hashtags and threads. Generate local suggestions within a 280-unit budget per post.
Open toolRPG character generator
Create RPG characters with ten ancestries, twelve classes, levels 1–20, abilities, equipment and backstory. Roll dice or use a standard array and 27-point buy.
Open toolCareer mode challenge generator
Draw a club, mission and constraint for your EA FC or FIFA career mode. Elite and development challenges generated in your browser.
Open toolTruth or dare generator
Draw truths and dares with a player name and three intensities: light, medium and romantic spicy. A free party game with local processing.
Open toolJoke and riddle generator
Draw jokes and riddles from six categories with 25 entries each. Reveal the answer at your own pace, copy or share through your browser.
Open toolAd copy generator
Create headlines and descriptions for Google Ads, Facebook, Instagram and LinkedIn. Customize product, benefit, audience and offer with local processing.
Open toolFictional testimonial generator
Generate fictional prototype reviews: five categories, ratings 1–5 and optional stars and dates. Copy or export up to 20 examples in your browser.
Open toolHTML email marketing generator
Create welcome, newsletter, offer, cart, reengagement and launch emails. Generate a subject, plain text and HTML with local preview and download.
Open toolPrintable menu generator
Create menus with six restaurant styles, five categories, descriptions and sample prices. Customize the color, copy the text and print or save as PDF.
Open toolPrintable receipt generator
Enter payer, payee, amount, date and reference. Generate a receipt with the amount in words, copy and print or save as PDF in your browser.
Open toolPromissory note generator
Prepare a promissory note with issue and due dates, creditor, debtor and amount in words. Copy or print locally through your browser.
Open toolQuotation generator with items and totals
Create quotations with company, customer and up to 100 items. Calculate quantities and totals in Brazilian reais, copy, export or print in your browser.
Open toolPrintable statement generator
Create attendance, residence, income or general statements. Edit the content, copy and print locally with a signature field.
Open toolLease agreement generator
Prepare residential or commercial lease templates with parties, property, amounts, term and optional clauses. Edit and print in your browser.
Open toolService agreement generator
Create a service agreement with parties, scope, payment, term, duties, termination and venue. Edit, copy or print locally.
Open toolPrivate power of attorney generator
Identify principal and agent, choose suggested powers and enter purpose, city and date. Edit and export the template in your browser.
Open toolPrivacy policy template generator
Create a privacy policy draft with cookies, forms, analytics and advertising. Customize and export the text without sending data to the server.
Open toolLesson plan generator
Organize lesson plans by subject, level and duration. Choose methods, resources and assessment; edit, download and print in your browser.
Open toolWhatsApp conversation generator
Create fictional conversation images with a photo, sent and received messages and times. Download PNG or SVG; everything is processed in your browser.
Open toolFictional X post generator
Create fictional X post images with a photo, badge, theme, date and counts. Copy or download PNG/SVG without sending your data to the server.
Open toolG1-style fictional news generator
Create G1-style fictional headlines with category, title, subtitle, author and date. Randomize ideas and download PNG/SVG directly in your browser.
Open toolWhatsApp news prank link generator
Create a prank link with a headline, description and seven portal previews. Opening it reveals the joke. No signup; the address is generated locally.
Open toolFictional PIX receipt generator
Generate fictional PIX receipts with amounts, payer, recipient and five key types. Copy or export PNG, SVG and PDF locally in your browser.
Open toolFictional retail receipt generator
Generate fictional retail receipts with items, CNPJ, subtotal, discount, payment, change and test key. Copy or export PNG, SVG and PDF in your browser.
Open toolMotivational quote generator with sources
Generate quotes with author and source in ten categories, from success to gratitude. Choose up to five quotes, add hashtags and copy locally.
Open tool30-day challenge generator
Create 30-day challenges in seven categories and three levels. Pick a start date, track progress and export your plan locally in your browser.
Open toolExam question generator with answer key
Generate multiple-choice questions in six subjects and three levels. Choose inline answers or a separate answer key and export the exam in your browser.
Open toolABNT reference generator
Format ABNT references for books, articles, web pages, academic works, newspapers and magazines. Copy formatted text or download in your browser.
Open toolBaby name generator with meanings
Find baby names by gender and style, with meanings and etymological sources. Generate up to 20 distinct suggestions and copy locally in your browser.
Open toolWeekly workout plan generator
Build a gym or home workout plan with four goals, three levels and two to six sessions. Copy or export the draft locally in your browser.
Open toolMunicipal registration test generator
Generate fictional municipal registrations for 53 Brazilian cities. Choose quantity and formatting, with local browser processing.
Open toolChassis / VIN test generator
Generate fictional VINs with manufacturer, model year and check digit. Copy individual results or export batches, locally in your browser.
Open toolA toolbox for people who build.
Explore people and document generators, validators, text converters, calculators and development utilities. Each page explains how to use its tool and interpret the result. Generators create synthetic test data; validators check mathematical rules rather than replacing official record lookups.