Bingo Card Generator creates customizable bingo cards with random numbers, HTML rendering, and downloadable PNG images.

BIN Lookup is a simple tool for looking up BIN number information. It returns information such as the bank, card type, and more based on the BIN number provided.

Birthstones is a comprehensive lookup API for birthstone information. It returns detailed data about gemstones associated with each birth month, including the primary stone, alternate stones, colors, meanings, and zodiac associations.

Bitcoin Price is a simple tool for getting the current price of Bitcoin. It returns the current price, market cap, 24-hour trading volume, and 24-hour price change in any currency.

Bluetooth Company Lookup allows you to identify Bluetooth device manufacturers by their Bluetooth SIG assigned company identifier. This helps identify the manufacturer of Bluetooth devices, beacons, and accessories.

BMI Calculator computes Body Mass Index along with ideal weight ranges, BMR (Basal Metabolic Rate), TDEE (Total Daily Energy Expenditure), calorie targets, and macronutrient recommendations for fitness and health applications.

Boggle Board Generator creates random Boggle game boards with authentic dice configurations, HTML rendering, and downloadable PNG images.

Bot Detector analyzes user agent strings to identify bots, crawlers, and automated software. It matches against a database of known bots and adds heuristics that catch automated clients not in the database, returning the bot's category, reputation and a composite risk score. Useful for security, ...

Bucket List is a simple tool for getting a random bucket list item. It returns a random bucket list item

CAA Record Parser analyzes DNS CAA records that specify which Certificate Authorities are authorized to issue certificates for a domain.

Country Calling Code is a simple tool for getting the country's international dialing codes. It returns the country's international dialing codes.

Captcha Generator is a simple tool for generating captchas. It returns a random string of characters that can be used as a captcha.

Card Deck Shuffler is a tool for shuffling standard playing card decks. It supports multiple decks, optional jokers, and different shuffling methods to generate randomized card sequences for games and simulations.

Card Generator is a simple tool for generating test/sample card numbers. It returns a list of card numbers for testing.

Card Validator checks whether a card number is valid, identifies the card brand, and flags risk. It runs the Luhn checksum, detects the scheme (Visa, Mastercard, Amex and more), returns the PCI-safe BIN and last 4 digits, flags known processor test cards, and returns a composite risk score.

US Car Models provides comprehensive data on vehicles sold in the United States. Returns detailed specifications including fuel economy (MPG), engine details, transmission, and more for cars from 1984 to present.

Charades Generator provides random words from curated categories perfect for playing the classic charades acting game.

Chart Generator creates beautiful chart images from your data. Supports bar, line, pie, doughnut, radar, and polar area charts with customizable styling.

Chess Move Validator verifies algebraic chess notation and identifies move types including castling, captures, checks, and promotions.

Chinese Zodiac returns the zodiac animal, element, and characteristics for any birth date. Accurately accounts for the Chinese lunar calendar - the zodiac year starts on Chinese New Year, not January 1st.