Tool Nova / Library
All Tools
Browse every published tool on Tool Nova in one place. This page helps users discover calculators, converters, generators, lottery tools, time tools, and text tools faster.
349 tools · Page 5 of 6
Chess AI TrainerPlay a complete browser chess game against AI with legal move highlights, castling, en passant, promotion, undo, timer, captured pieces, and move history.GamesOpen ↗2048 GameSlide and merge matching number tiles to reach 2048 and beat your saved high score.GamesOpen ↗Sudoku GamePlay responsive 9 by 9 Sudoku puzzles with number highlighting, instant number cards, notes, elapsed time, mistake tracking, and hints.GamesOpen ↗Snake GamePlay classic Snake with keyboard controls, mobile buttons, pause, scoring, and a saved best score.GamesOpen ↗MinesweeperPlay a mobile-friendly 9 by 9 Minesweeper board with safe first click, flags, timer, and recursive clearing.GamesOpen ↗Memory Match GameMatch eight colorful card pairs in as few moves as possible and save your best result.GamesOpen ↗Connect Four AIDrop red discs into a 7 by 6 board, connect four in a row, and challenge Easy, Normal, or Hard AI.GamesOpen ↗Different Color FinderFind the one tile with a slightly different color before time runs out. The grid grows and the color gap shrinks as your score rises.GamesOpen ↗Nova Core ReactorStabilize the Nova Core by tapping rotating energy rings at the alignment gate, building combos, and surviving faster stages.GamesOpen ↗Shape Size MemoryMemorize an outline shape, then click when the growing or shrinking shape matches the original size.GamesOpen ↗Wheel of NamesEnter names, prizes, foods, or choices and spin a colorful animated wheel to select one fairly.GamesOpen ↗World Trivia ChallengeAnswer ten geography questions about countries, capitals, landmarks, maps, and the world.GamesOpen ↗Category QuizChoose a subject and difficulty, then answer ten multiple-choice trivia questions.GamesOpen ↗True or False QuizAnswer ten fast true-or-false questions from mixed trivia categories and difficulties.GamesOpen ↗VIN DecoderDecode a 17-character VIN into model, body, engine, fuel, drivetrain, plant, and manufacturer fields.Vehicle SafetyOpen ↗Vehicle Recall CheckerSearch U.S. safety recall campaigns by model year, make, and model, including risks and remedies.Vehicle SafetyOpen ↗Crash Safety Rating ComparisonCompare available U.S. NCAP front, side, rollover, and overall star ratings for two vehicles.Vehicle SafetyOpen ↗Car Complaint ExplorerExplore reported vehicle complaints, components, crashes, fires, injuries, and incident narratives.Vehicle SafetyOpen ↗Tire & Wheel Recall SearchFilter a vehicle's NHTSA recall campaigns for tire- and wheel-related safety issues.Vehicle SafetyOpen ↗Old Newspaper SearchSearch historic newspaper records and digitized pages.ArchivesOpen ↗Historical Photo ExplorerSearch historical photographs from the Library of Congress.ArchivesOpen ↗Historic Map ExplorerExplore digitized historic maps and city plans.ArchivesOpen ↗Public Domain Media FinderFind media candidates and inspect official rights statements.ArchivesOpen ↗SEC Company Financial ExplorerSearch U.S. public companies and explore revenue, net income, EPS, assets, liabilities, and cash reported in official SEC filings.Stock ToolsOpen ↗Quarterly Earnings TimelineChart recent quarterly revenue, net income, operating income, and diluted EPS reported by U.S. SEC filers.Stock ToolsOpen ↗SEC Filing FinderFind recent 10-K, 10-Q, 8-K, 20-F, 6-K, and Form 4 filings and open the official documents on SEC.gov.Stock ToolsOpen ↗Company Fundamentals ComparisonCompare latest reported revenue, profit, EPS, assets, liabilities, and cash for two U.S. SEC filers.Stock ToolsOpen ↗Stock Profit CalculatorEstimate stock trade profit or loss from buy price, sell price, shares, fees, and dividends.Stock ToolsOpen ↗Average Share Price CalculatorCalculate average cost per share from multiple buys and compare the position with a current or target price.Stock ToolsOpen ↗Stock Position Size CalculatorEstimate share quantity from account size, risk percentage, entry price, and stop price.Stock ToolsOpen ↗Dividend Yield CalculatorEstimate dividend yield, annual dividend income, quarterly income, and monthly equivalent from share price and dividend per share.Stock ToolsOpen ↗Market Cap CalculatorCalculate market capitalization and simple valuation ratios from share price, shares outstanding, revenue, and net income.Stock ToolsOpen ↗Global Chess LeaderboardBrowse official public Chess.com rankings for rapid, blitz, bullet, and daily chess.RankingsOpen ↗Lichess Global LeaderboardBrowse the top 50 public Lichess players across major time controls and Chess960.RankingsOpen ↗YouTube Trending FinderCheck current YouTube trending videos by country and category.RankingsOpen ↗GitHub Repository RankingFind popular GitHub repositories by language and time window.RankingsOpen ↗Website Ranking ExplorerBrowse and search popular domains from the latest Tranco ranking.RankingsOpen ↗Domain Rank CheckerCheck recent Tranco rank history for a domain.RankingsOpen ↗Twitch Top Games RankingBrowse the current top game categories on Twitch.RankingsOpen ↗Steam Player Count RankingCompare current player counts for major Steam games.RankingsOpen ↗YouTube Channel Top VideosFind a YouTube channel's most viewed public videos.RankingsOpen ↗Tap Tempo BPM CalculatorTap along with a song or beat to estimate its BPM.ConvertersOpen ↗MetronomePlay a simple browser metronome for practice, timing, and rhythm checks.ConvertersOpen ↗Tone GeneratorGenerate a simple test tone by frequency and waveform.ConvertersOpen ↗Audio File InspectorInspect duration, file size, channels, and sample rate from a local audio file.ConvertersOpen ↗Decibel MeterEstimate microphone loudness in dBFS directly in your browser.ConvertersOpen ↗HEX RGB HSL ConverterConvert colors between HEX, RGB, and HSL formats and copy the resulting color value for CSS, design, or UI work.ConvertersOpen ↗Color Contrast CheckerCheck text and background contrast ratio for accessibility.ConvertersOpen ↗Gradient GeneratorCreate linear CSS gradients and copy the generated code.ConvertersOpen ↗Palette GeneratorGenerate a quick harmonious color palette from one base color.ConvertersOpen ↗Random Color GeneratorGenerate random HEX colors for designs, palettes, and UI drafts.ConvertersOpen ↗CSS Shadow GeneratorBuild a CSS box-shadow visually and copy the generated code.ConvertersOpen ↗File Hash CheckerCalculate SHA hashes and checksums for local files.Computer ToolsOpen ↗Duplicate File FinderFind exact duplicate files locally by SHA-256 hash.Computer ToolsOpen ↗ZIP InspectorView ZIP contents and file statistics without extracting.Computer ToolsOpen ↗TAR/GZ ViewerView TAR, TAR.GZ, and TGZ archive contents locally.Computer ToolsOpen ↗Torrent ViewerInspect .torrent metadata without starting a download.Computer ToolsOpen ↗SRT/VTT Subtitle ViewerView SRT and WebVTT subtitle cues locally.Computer ToolsOpen ↗M3U/M3U8 Playlist ViewerView M3U and M3U8 playlist items and stream URLs.Computer ToolsOpen ↗Markdown ViewerPreview Markdown files and document stats locally.Computer ToolsOpen ↗