Edisi 001 ยท Ontario, Kanada
Studio yang bikin tools,
bukan landing page.
116 browser tools gratis untuk developer, kreator, dan game dev - dari background remover yang nggak pernah upload gambar kamu sampai physics editor yang trace collision sprite. Semuanya jalan di mesin kamu sendiri.
ยท tanpa uploadยท tanpa signupยท tanpa ads di dalam toolยท gratis selamanya
712 ยท Est. 2026
116
Tools rilis
10
Kategori
0
Bytes di-upload
$0
Tak pernah
Cover story
Yang sedang kami bangun.
Diperbarui 2026-09-05
01 / Media & Kreator
Background Remover
Erase any image background in seconds with the ISNet AI model - 100% local, nothing uploaded, no signup, no watermark
Buka โ
02 / Warna & Desain
Physics Editor
Free online sprite hitbox editor - auto-trace collision polygons and export for Phaser, Matter.js, Rapier or any 2D engine
Buka โ
03 / Formatter & Validator
JSON Formatter
Pretty-print, minify, and validate JSON instantly
Buka โ
04 / Kalkulator & Keuangan
AI Cost Comparator
Paste a prompt and compare per-call, per-day and per-month cost across 12 AI models
Buka โ
Terbaru
Baru rilis, sesuai urutan datang.
Setiap tool di sini berawal dari kebutuhan kecil. Kami rilis hanya kalau memang benar-benar lebih cepat dari versi berbayar - sebelum itu, nggak.
Indeks
Setiap tool, per section.
116 entri
ยง01Text & String
9 tools
- 096Word CounterCount words, characters, sentences, paragraphs, reading timeโ
- 097Case ConverterConvert text to UPPERCASE, lowercase, camelCase, snake_case, kebab-case, and moreโ
- 099Text DiffCompare two texts and highlight the differencesโ
- 100Find & ReplaceBulk find and replace text with regex supportโ
- 086SlugifyTurn any text into a clean URL slug - Unicode-awareโ
- 088String EscapeEscape or unescape strings for JSON, JavaScript, and XMLโ
- 091Diff CheckerCompare two blocks of text with a line-by-line side-by-side diffโ
- 069Token CounterEstimate tokens and API cost for GPT-4o, Claude, Gemini, and Llamaโ
- 001Em Dash RemoverPaste AI text and instantly replace every em dash with a plain hyphenโ
ยง02Encoder & Decoder
5 tools
- 101Base64 Encoder / DecoderEncode text or files to Base64 and backโ
- 102URL Encoder / DecoderPercent-encode or decode URL components instantlyโ
- 103JWT DecoderDecode JSON Web Tokens and inspect claimsโ
- 104HTML EntitiesConvert special characters to HTML entities and backโ
- 093Image to Base64Convert any image to a Base64 data URI - for inline CSS or HTMLโ
ยง03Formatter & Validator
5 tools
- 105JSON FormatterPretty-print, minify, and validate JSON instantlyโ
- 106Regex TesterTest JavaScript regular expressions with live matchesโ
- 107SQL FormatterFormat SQL queries with proper indentation and keyword capitalizationโ
- 085JSON DiffStructural diff of two JSON documents - added, removed, changedโ
- 078User-Agent ParserParse any User-Agent string into browser, OS, device, and engineโ
ยง04Minifier & Beautifier
4 tools
ยง05Konverter Data
15 tools
- 111JSON to CSVConvert JSON arrays to downloadable CSVโ
- 080Timestamp ConverterConvert between Unix time, ISO 8601, and human-readable datesโ
- 082Markdown to HTMLConvert Markdown to clean HTML with live previewโ
- 083YAML โ JSONConvert YAML to JSON and back with full syntax validationโ
- 084JSON โ TypeScriptGenerate TypeScript interfaces or types from a JSON sampleโ
- 087Base ConverterConvert between binary, octal, decimal, and hexadecimalโ
- 092CSV to JSONConvert CSV data to JSON - with auto-type coercionโ
- 094HTML to MarkdownConvert HTML back to clean Markdown with configurable styleโ
- 095PX to REMConvert between pixels and REM units for responsive CSSโ
- 070JSON SchemaInfer a JSON Schema (draft 2020-12) from a JSON sampleโ
- 071.env โ JSONConvert dotenv files to JSON and back - with secret maskingโ
- 072cURL ConverterPaste a curl command, get JavaScript fetch, axios, or Python requests codeโ
- 074Tailwind โ CSSConvert Tailwind utility classes to plain CSSโ
- 076TOML โ JSONConvert TOML config to JSON and back - handles tables and array-of-tablesโ
- 028SVG โ JSXPaste any SVG โ get a clean React component with prop-forwarding and camelCase attributesโ
ยง06Warna & Desain
8 tools
- 112Color ConverterConvert between HEX, RGB, HSL, and CMYK with live previewโ
- 113Palette GeneratorGenerate harmonious color palettes from a base colorโ
- 089CSS GradientDesign linear, radial, and conic CSS gradients with live previewโ
- 075Box ShadowDesign multi-layer CSS box-shadows with live previewโ
- 026Contrast CheckerCheck text/background contrast against WCAG 2.1 AA and AAA - live previewโ
- 027GlassmorphismDesign frosted-glass CSS cards with live preview and copy-ready codeโ
- 005Physics EditorFree online sprite hitbox editor - auto-trace collision polygons and export for Phaser, Matter.js, Rapier or any 2D engineโ
- 004Design StudioDesign t-shirts, stickers, posters and social posts in your browser - text, shapes, emoji stickers, image uploads, PNG export. No signup.โ
ยง07Hash & Kripto
1 tool
ยง08Generator
12 tools
- 098Lorem IpsumGenerate placeholder text - paragraphs, sentences, or wordsโ
- 115Cron GeneratorBuild and explain cron schedules visuallyโ
- 116Password GeneratorGenerate strong, random passwords with a strength meterโ
- 079UUID GeneratorGenerate one or thousands of UUIDs - v4 random or v7 time-orderedโ
- 081QR Code GeneratorCreate custom QR codes with colors and downloadable PNG/SVGโ
- 090Meta Tag GeneratorGenerate SEO, Open Graph, and Twitter Card meta tags with previewโ
- 073HTTP Status CodesSearch and browse every HTTP status code with common causesโ
- 077ASCII ArtTurn text into ASCII art banners for READMEs and CLIsโ
- 022Prompt EnhancerPaste a rough prompt - get a structured version with role, context, constraints, format, and examplesโ
- 023System Prompt GeneratorGenerate production-ready system prompts for custom GPTs, Claude Projects, agents, and Cursor rulesโ
- 031Mermaid EditorWrite Mermaid diagrams with live preview and export as SVG or PNGโ
- 032Emoji PickerSearch every emoji by name or keyword - one-click copy to clipboardโ
ยง09Media & Kreator
18 tools
- 009Screen RecorderRecord your screen, tab, or window with audio - save as MP4 or WebM, no install, no watermarkโ
- 010Webcam RecorderRecord video from your webcam with mic audio - private, no uploadโ
- 011Voice RecorderRecord voice memos, podcasts, or narration - save as WebM audioโ
- 012Image CompressorCompress JPG, PNG, and WebP images with adjustable quality - private, in-browserโ
- 013Image ResizerResize images to exact pixel dimensions or percentages - with aspect-ratio lockโ
- 014Image ConverterConvert between PNG, JPG, and WebP in your browser - batch supportedโ
- 015YT ThumbnailDownload YouTube video thumbnails in every resolution - HD and Max-Resโ
- 016Text to SpeechConvert text to natural-sounding speech with 100+ voices - free, in-browserโ
- 017Speech to TextTranscribe your voice to text live - 40+ languages, free, in-browserโ
- 018Aspect RatioCalculate width, height, and ratio for video, image, and screen sizesโ
- 019Hashtag GeneratorTurn any topic into a curated hashtag set - mixed volume, ready to copyโ
- 020Fancy TextTurn plain text into 30+ Unicode font styles for bios, captions, and DMsโ
- 021Viral Sound Effects100+ trending 2026 TikTok, Reels & YouTube Shorts sound effects - cash register, vine boom, bruh, aughhh, and more - free MP3 + WAVโ
- 024Favicon GeneratorUpload an image โ get every favicon size, apple-touch, PWA icons, ICO, and the HTML snippetโ
- 025App Icon GeneratorOne 1024ร1024 image โ full iOS, Android, and PWA icon sets in a zipโ
- 030Placeholder ImageGenerate solid-color or gradient placeholder images at any size - download PNGโ
- 006Background RemoverErase any image background in seconds with the ISNet AI model - 100% local, nothing uploaded, no signup, no watermarkโ
- 003Blur BrushPaint blur or pixelation over any part of an image - for hiding faces, plates, IDs, or sensitive infoโ
ยง10Kalkulator & Keuangan
39 tools
- 033Percentage CalculatorWhat is X% of Y, X is what % of Y, percent increase, decrease, and changeโ
- 034Mortgage CalculatorEstimate your monthly mortgage payment, total interest, and full amortization scheduleโ
- 035Loan / EMI CalculatorCalculate monthly EMI, total interest, and total payable for any personal, auto, or student loanโ
- 036BMI CalculatorCalculate Body Mass Index from height and weight - metric (cm/kg) or imperial (ftยทin/lb)โ
- 037Age CalculatorCalculate exact age in years, months, and days from any date of birth to any dateโ
- 038Date CalculatorCalculate days between two dates, or add/subtract days, weeks, months, or years from any dateโ
- 039Tip CalculatorCalculate the tip, total, and per-person amount when splitting a restaurant billโ
- 040Discount CalculatorCalculate the sale price, amount saved, and final price with sales tax from a percent-off discountโ
- 041Compound Interest CalculatorCalculate future value with compounding interest, monthly contributions, and year-by-year growthโ
- 042Simple Interest CalculatorCalculate simple interest (I = P ร R ร T) for a loan or investment in years, months, or daysโ
- 043Salary CalculatorConvert hourly wage to annual salary and daily, weekly, and monthly gross payโ
- 044Time Duration CalculatorCalculate hours worked between a start and end time, minus break minutesโ
- 045Unit ConverterConvert between metric and imperial units - length, weight, temperature, volume, area, speed, and timeโ
- 046GPA CalculatorCalculate GPA on the standard US 4.0 scale from letter grades and credit hoursโ
- 047Grade CalculatorCalculate your current weighted class grade and what score you need on the final examโ
- 048Calorie Calculator (BMR/TDEE)Calculate BMR, TDEE, and daily calorie targets for weight maintenance, loss, or gainโ
- 049Body Fat CalculatorEstimate body fat percentage from neck, waist, and hip circumference using the US Navy formulaโ
- 050Pace CalculatorCalculate running pace, finish time, or distance for 5K, 10K, half marathon, or marathonโ
- 051Pregnancy Due Date CalculatorEstimate your due date from LMP, conception date, or ultrasound scan (Naegele's rule)โ
- 052Scientific CalculatorType any expression: +, โ, ร, รท, ^, %, sin, cos, tan, log, ln, sqrt, exp, n!, ฯ, eโ
- 053Sales Tax / VAT / GST CalculatorCalculate sales tax, VAT, or GST - add tax to a net amount or reverse it out of a gross amountโ
- 054Investment CalculatorProject future value of an investment with monthly contributions, CAGR, ROI, and real (inflation-adjusted) balanceโ
- 055Retirement CalculatorEstimate your retirement nest egg and the sustainable monthly income it can provideโ
- 056ROI CalculatorCalculate return on investment, net profit, and annualized ROI (CAGR) from any investmentโ
- 057Markup & Margin CalculatorCalculate selling price, profit, gross margin, and markup - three input modesโ
- 058Break-Even CalculatorFind the units and revenue needed to cover fixed costs and hit a target profitโ
- 059Net Worth CalculatorTrack total assets and total liabilities to see your personal net worth balance sheetโ
- 060Car Loan CalculatorEstimate your monthly auto-loan payment including sales tax, down payment, and trade-in valueโ
- 061Fraction CalculatorAdd, subtract, multiply, or divide fractions - result shown simplified, as mixed number, and decimalโ
- 062Ratio CalculatorSimplify a ratio, solve A:B = C:D for a missing value, or scale a ratio by any factorโ
- 063Random Number GeneratorGenerate one or many random integers in any range - with unique and sort optionsโ
- 064Dice RollerRoll polyhedral dice with quick presets or standard dice notation (2d6, 3d20+5, etc.)โ
- 065Statistics CalculatorPaste any data set to see mean, median, mode, range, variance, and standard deviation instantlyโ
- 066Binary/Hex CalculatorDo arithmetic and bitwise operations in binary, octal, decimal, or hex - see the result in all fourโ
- 067Quadratic SolverSolve any quadratic axยฒ + bx + c = 0 - real or complex roots, discriminant, and vertexโ
- 068Prime FactorizationTest if a number is prime and get its full prime factorization plus divisor listโ
- 007True Hourly RateSee the real hourly rate you earn after taxes, health, tools, retirement and unpaid adminโ
- 008AI Cost ComparatorPaste a prompt and compare per-call, per-day and per-month cost across 12 AI modelsโ
- 0022027 CalendarA full 2027 calendar with events, notes, and browser reminders - all stored locallyโ
Kolofon
Dibikin di Ontario oleh Shan. Menggunakan Instrument Serif dan Plus Jakarta Sans. Setiap tool jalan sepenuhnya di browser kamu - tanpa telemetri, tanpa akun, tanpa sewa GPU, tanpa venture capital. Cuma tools.