RustPoint Tools

Create Stardew Valley-style letters, preview the stationery, and export PNG images.

Generate Stardew Valley-style dialog box images for memes, character lines, and pixel game assets.

Turn normal text into Stardew Valley-style typography and export reusable assets.

Generate random passwords, tokens, numeric strings, and custom character-set strings.

Generate UUID v4 values in bulk with uppercase and hyphenless options.

Generate UUID, ULID, and NanoID values and compare their lengths and ordering traits.

Generate English Lorem Ipsum or Chinese placeholder copy.

Generate headline candidates by keyword, tone, and scenario.

Generate downloadable QR Code SVG images.

Count characters, Chinese characters, English words, lines, punctuation, and convert full-width punctuation.

Remove duplicate lines, sort text, and compare line counts.

Replace plain text or regular-expression matches in bulk.

Convert text between upper, lower, title, camel, kebab, and snake case.

Convert common simplified and traditional Chinese characters with a local map.

Split text by delimiters or join lines with a chosen separator.

Mask phone numbers, emails, IDs, and bank-card-like numbers.

Extract matches and capture groups with a regular expression.

Compare two texts with Jaccard and character-set similarity.

Trim text by character length with ellipsis or a custom suffix.

Add prefixes, suffixes, or wrappers to every line.

Add line numbers or remove common line-number prefixes.

Encode and decode URL, Base64, and Hex text locally in the browser.

Convert English text and Morse code back and forth for quick encoding and decoding.

Convert numeric amounts into formal Chinese RMB uppercase writing.

Look up common HTML entities and escape or unescape text.

Convert Markdown content into copyable HTML.

Convert common HTML tags into Markdown text.

Convert CSV or TSV table text into a JSON array.

Convert an array of JSON objects into CSV table text.

Generate Markdown tables from row and column text.

Estimate UTF-8, ASCII, Latin-1, and related encodings from text or bytes.

Convert local images into Base64 Data URLs and preview the result.

Read multiple images and generate Data URL lists.

Upload or enter text to generate Base64, hexadecimal, and binary representations.

Discover AI tools, independent products, and developer creations, or submit your own site.

Compare two text blocks locally in the browser and inspect added, removed, and unchanged lines.

Format, minify, and validate JSON locally in the browser.

Format and minify XML to quickly inspect structure and nesting.

Lightweight formatting and minifying for HTML, CSS, SQL, and Shell text.

Enter a regex and test text to inspect matches, groups, and positions in real time.

Convert Unix timestamps, millisecond timestamps, and local date times.

Convert integers between binary, octal, decimal, and hexadecimal.

Look up common HTTP status codes and troubleshooting directions.

Identify browser, operating system, and device type from a User-Agent string.

Reference common file signatures to help identify file types.

Decode JWT header, payload, expiration, and common claims without verifying signatures.

Break down 5-field cron expressions and estimate upcoming run times.

Parse protocol, host, path, and query parameters from a URL.

Convert common cURL commands into fetch and axios request snippets.

Preview Markdown live and copy the generated HTML.

Tidy YAML, TOML, and INI config text with clearer spacing.

Line-break and indent SQL keywords for easier reading.

Generate MD5, SHA-1, and SHA-256 digests.

Validate JSON objects with lightweight schema rules and required fields.

Generate HS256-style JWTs from header, payload, and secret fields.

Calculate IPv4 network, broadcast, host range, and capacity for CIDR blocks.

Query A, AAAA, CNAME, MX, and TXT records through browser-side DNS-over-HTTPS.

Parse raw HTTP header text into JSON and highlighted fields.

Generate common desktop, mobile, and crawler User-Agent strings.

Tidy Compose YAML text and flag common services, image, and port fields.

Generate reverse proxy, static site, and cache snippets from host and port fields.

Tidy, sort, dedupe, and diff-friendly .env key-value files.

Generate common .gitignore templates by tech stack.

Read common JPEG EXIF metadata locally in the browser.

Look up common MIME types by extension or file name.

Estimate individual income tax and take-home pay from salary, social insurance, deductions, and tax periods.

Estimate monthly payments, total interest, and repayment schedules from amount, term, APR, and repayment method.

Estimate tax, rate, and quick deduction for annual bonus income.

Estimate personal and employer social insurance plus housing fund payments.

Project principal, recurring contributions, returns, and compounding growth.

Convert common currencies with editable local reference rates.

Estimate remaining principal, saved interest, and payment changes after prepayment.

Compare monthly payments, total interest, and first-month pressure.

Convert monthly, yearly, APR, and daily interest rates.

Estimate gross salary and income tax from target take-home pay.

Estimate withholding tax for service income and manuscript royalties.

Calculate tax-inclusive price, tax-exclusive price, and VAT amount.

Calculate discount price, gross margin, markup, and profit.

Calculate days between two dates or add days to find future and past dates.

Calculate line-by-line arithmetic expressions with operators and parentheses.

Add, subtract, multiply, and divide fractions with automatic simplification.

Convert length, weight, volume, and temperature units.

Look up the zodiac animal, heavenly stem, earthly branch, and nearby cycle years.

Look up A/B/C paper sizes, pixel references, and common uses.

Count days, hours, minutes, and seconds until a target date.

Count working days, weekends, and total calendar days between two dates for schedules, SLAs, payroll, and delivery planning.

Answer visible and hidden questions to generate results and personality dimension explanations.

Flip a virtual coin and batch-count heads and tails.

Run multiple countdowns at once for cooking, workouts, and work sessions.

An online metronome with BPM and time signature settings.

Calculate BMI and weight status from height and weight.

Estimate basal metabolism and daily energy expenditure by activity level.

Calculate age, months, days, and next birthday from a birth date.

Estimate pregnancy week and key dates from LMP or due date.

Recommend bedtimes or wake-up times based on 90-minute sleep cycles.

Convert HEX, RGB, and HSL colors and preview swatches.

Generate frontend placeholder SVG/Data URLs with custom size, color, and text.

Adjust image quality and max width locally with a compressed preview.

Resize or center-crop an image to a target size and export it.

Remove SVG comments and excess whitespace for lighter SVG text.

Create a quick PNG site icon from text and colors.

Generate an SVG social sharing image for Open Graph previews.

Convert images to WebP, PNG, or JPEG in the browser.

Resize images into icon previews and export PNG/SVG icon assets.

Build box-shadow styles with sliders and live preview.

Generate linear-gradient CSS with a live preview.

Tune corner radii and copy the border-radius CSS.

Generate Flex or Grid layout CSS with live preview.

Tune blur, brightness, contrast, saturate, and copy CSS filters.

Generate common fade, slide, and pulse keyframes.

Generate 50-900 color scales from a base color.

Convert frontend sizes between px, rem, and vw.

Convert SVG snippets into React TSX components.

Generate title, description, canonical, and robots meta tags.

Generate common robots.txt rules and Sitemap declarations.

Turn a URL list into sitemap.xml.

Preview social cards and generate Open Graph tags.

Generate WebSite, Article, FAQ, and other structured data scripts.

Append utm_source, utm_medium, utm_campaign, and related parameters.

Generate hreflang link tags for multilingual pages.

Normalize URLs and generate canonical tags.

Check title length, pixel estimate, and search display guidance.

Check description length, truncation risk, and snippet guidance.

Convert question-and-answer lists into FAQPage JSON-LD.

Generate BreadcrumbList JSON-LD from breadcrumb paths.

Generate Netlify, Cloudflare Pages, Nginx, and related redirect rules.

Generate Apache rewrite, cache, and compression snippets.

Generate RSS 2.0 XML from site and article lists.

Convert titles into SEO-friendly URL slugs.