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A growing collection of 164+ free, no-signup utilities - built by SoftSolz.
Search across all 164 utilities or jump to a category below.
All free, all browser-based. Click a category to explore every tool inside.
51 tools · Free
Format, validate, encode, decode, and inspect code, JSON, regex, and web payloads.
Explore developer21 tools · Free
Compress, resize, crop, rotate, convert and watermark images right in your browser.
Explore image16 tools · Free
Merge, split, rotate, extract, number and convert PDFs without uploading anything.
Explore pdf11 tools · Free
Count, convert, sort, dedupe, reverse, and transform text with live results.
Explore text14 tools · Free
Generate meta tags, OpenGraph, sitemaps, robots.txt, schema markup and more.
Explore seo15 tools · Free
Age, BMI, EMI, mortgage, VAT, GPA and more - instant offline calculators.
Explore calculators8 tools · Free
Thumbnails, character counters, hashtag and caption formatters - all manual, no AI.
Explore social7 tools · Free
Convert between image, text, and data formats - JPG, PNG, WebP, CSV, JSON, MD, HTML.
Explore converters21 tools · Free
Resume builder, invoice generator, QR codes, payslips and VAT invoices.
Explore businessFormat, validate, encode, decode, and inspect code, JSON, regex, and web payloads.
Beautify, validate, and minify JSON with sortable keys, exact error positions, and a one-click copy.
Validate JSON syntax with exact line and column for every error.
Strip whitespace from JSON to produce a single compact line.
Convert a JSON array of objects into a downloadable CSV file.
Convert JSON to well-formed XML you can paste anywhere.
Encode and decode Base64 with full Unicode and URL-safe support.
Percent-encode and decode URLs and query parameters.
Encode HTML special characters or decode entities back to text.
Beautify SQL with proper indentation, keyword casing, and line breaks.
Beautify messy HTML with proper indentation and tag breaks.
Beautify CSS with one declaration per line and consistent indent.
Format JavaScript / TypeScript in your browser with Prettier.
Beautify XML with consistent indentation and self-closing tags.
Strip whitespace and comments from CSS to ship smaller stylesheets.
Strip whitespace and comments from JS to reduce script size.
Compress HTML by removing whitespace, comments, and optional quotes.
Test JavaScript regex with live highlighting and capture group inspection.
Generate v1, v4, and v7 UUIDs in bulk - copy or download as JSON.
Decode JWT header and payload locally - never sent to a server.
Convert between Unix timestamps and human-readable dates instantly.
Build cron expressions visually with a live human-readable preview.
Pick a color and convert between HEX, RGB, HSL, OKLCH and CMYK.
Build linear and radial CSS gradients visually - pick stops, angles, then copy.
Generate Lorem Ipsum placeholder text by paragraphs, sentences, or words.
Generate MD5, SHA-1, SHA-256, SHA-384, and SHA-512 hashes of text or files.
Send GET/POST/PUT/PATCH/DELETE requests with headers and JSON body.
Search every HTTP status code with description, RFC, and common causes.
Live Markdown preview with GitHub-flavored extensions and syntax highlighting.
Convert Markdown to clean, semantic HTML with one click.
Convert CSV files into JSON arrays with auto-detected types.
Convert between YAML and JSON instantly with full type support.
Generate strong, cryptographically random passwords with full character-class control.
Check password strength against length, classes, and common-password lists.
Generate bcrypt hashes and verify a password against a hash, locally.
Decode an SSL/TLS certificate (PEM) - issuer, subject, validity, SAN list.
Build a Content-Security-Policy header from a guided form - modern best practice.
Audit response headers against OWASP best-practice security checklist.
Generate a JSON Schema (draft-07) from any JSON sample.
Explore a JSON Schema as a collapsible tree with descriptions, types and examples.
Generate realistic fake JSON for tests, mocks, and seed data.
Build a mock JSON response with status, headers, and body.
Generate a curl command from URL, method, headers, and JSON body.
Build Markdown tables visually - type cells, get clean alignment.
Searchable reference of every common Markdown syntax with examples.
Compare two blocks of text and see additions, deletions, and changes.
Compare two JSON payloads and see added, removed, and changed fields.
Compare two CSVs by row and column - find new, deleted, and changed rows.
Validate YAML syntax with line/column errors and pretty-printed parse tree.
Format and validate docker-compose.yml - sort services, normalise keys.
Build a .env file from a guided form - quotes escapes & comments handled.
Browse a Postman collection v2.1 JSON as a request tree - locally.
Compress, resize, crop, rotate, convert and watermark images right in your browser.
Compress JPEG, PNG and WebP images in your browser with adjustable quality.
Compress up to 5 images at once and download as a single ZIP.
Resize up to 5 images to a fixed width or percentage at once.
Rename up to 5 images with a prefix + numbering pattern.
Convert up to 5 JPEGs to lossless PNGs and download as ZIP.
Convert up to 5 images to WebP and download as ZIP.
Resize images to exact dimensions while preserving aspect ratio.
Crop images to a free or fixed aspect ratio with a draggable selection.
Rotate JPEG, PNG, and WebP by 90°, 180°, 270°, or any custom angle.
Flip images horizontally or vertically (mirror effect).
Convert JPEG images to PNG with optional white-to-transparent.
Convert PNG images to compact JPEG with adjustable quality.
Convert images to and from WebP with adjustable quality.
Rasterize SVG vector images to PNG at any custom size.
Get a Base64 data URI of any image - paste-ready in HTML, CSS, or JSON.
Extract a dominant color palette from any image with HEX values.
Apply Gaussian blur to images for backgrounds, privacy, or design.
Add a text watermark to images with custom font, color, and position.
Add classic top + bottom impact-font text to any image.
Turn any image into a favicon pack - 16, 32, 48, 180, 192, 512 px PNG.
Preview how your URL looks on Facebook, LinkedIn, X, and WhatsApp.
Merge, split, rotate, extract, number and convert PDFs without uploading anything.
Combine multiple PDF files into a single document - drag-to-reorder, 100% private.
Split a PDF into multiple files by custom ranges - download as a ZIP.
Shrink PDF size by re-compressing embedded images locally.
Convert one or many images into a single PDF document.
Render each page of a PDF as a JPG image (or grab a single page).
Rotate all or selected PDF pages by 90°, 180°, or 270°.
Delete specific pages from a PDF and download the trimmed file.
Pull specific pages out of a PDF into a new file.
Add page numbers to a PDF with custom format and position.
Add text, dates, checkmarks and signatures to any PDF - fully private.
Add a text watermark (DRAFT, CONFIDENTIAL) to every page of a PDF.
View and edit PDF title, author, subject, keywords, and creator.
Drag PDF page thumbnails to reorder them and download.
Extract plain text from any PDF - copy or download as a .txt file.
Stamp a saved signature onto any page of a PDF - drag, resize, download.
Add a text or image watermark to PDFs and images - diagonal, opacity, repeat.
Count, convert, sort, dedupe, reverse, and transform text with live results.
Count words, characters, sentences, paragraphs, and reading time live as you type.
Count characters with and without spaces - perfect for tweets and SEO.
Count lines, blank lines, and non-blank lines in any text.
Convert text between UPPER, lower, Title, Sentence, camelCase, snake_case and more.
Strip duplicate lines from any text - case-sensitive or insensitive.
Collapse double spaces, trim lines, and remove blank lines.
Sort lines alphabetically, numerically, or by length - ascending or descending.
Reverse text by characters, words, or lines.
Generate random words, sentences, paragraphs, or letter strings.
Convert plain text to bold, italic, script, monospace, and bubble Unicode styles.
Convert any title into a clean, URL-safe slug.
Generate meta tags, OpenGraph, sitemaps, robots.txt, schema markup and more.
Generate complete meta tags - title, description, OG, Twitter, robots, canonical - with live SERP preview.
Build complete Open Graph tags for Facebook and LinkedIn share cards.
Build Twitter / X card tags with summary or summary_large_image preview.
Build an XML sitemap from a list of URLs with priority and change frequency.
Build a clean robots.txt with allow / disallow rules and sitemap reference.
Analyse text for keyword density, top phrases, and word frequency.
Generate JSON-LD schema for FAQ, Article, Product, BreadcrumbList, LocalBusiness, and more.
Build hreflang link tags for multilingual or multi-region sites.
Check title and meta description length against Google's pixel limits.
Test if a URL is allowed or blocked by your robots.txt rules.
Validate sitemap.xml against schema and best-practice limits.
Inspect a page's canonical and detect chain or self-conflicts.
Audit image alt text - length, missing, decorative - across an HTML block.
Validate H1-H6 heading hierarchy in any HTML.
Age, BMI, EMI, mortgage, VAT, GPA and more - instant offline calculators.
Calculate exact age in years, months, days, hours, and minutes from any birth date.
All-in-one percentage calculator - what is X%, % change, X is what % of Y.
Calculate Body Mass Index (BMI) in metric or imperial with category breakdown.
Calculate monthly loan payment, total interest, and amortization schedule.
Equated Monthly Installment calculator with principal/interest split.
Add or remove VAT at any rate - UK 20%, EU rates, or custom.
Find the gap between two dates in years, months, days, weeks, and hours.
Calculate compound interest with principal, contributions, rate, and frequency.
Calculate GPA from course grades on the 4.0 or custom scale.
Convert between annual, monthly, weekly, daily, and hourly pay.
Calculate monthly mortgage payment, total interest, and full amortization.
Count business (working) days between dates, skipping weekends.
Convert times across global time zones with DST awareness.
Build a countdown to any future date - copy as a shareable URL or HTML.
Check WCAG AA / AAA contrast ratio between text and background colors.
Convert between image, text, and data formats - JPG, PNG, WebP, CSV, JSON, MD, HTML.
Convert between JPG and PNG with quality and transparency control.
Convert PNG to WebP for huge size savings - preserves transparency.
Two-way CSV ↔ JSON with auto-detected types and configurable delimiter.
Convert Markdown to HTML and back, with full GFM support.
Convert HTML pages or fragments to clean Markdown.
Convert plain text to Base64 with full Unicode support.
View, sort, filter and clean a CSV in your browser - no upload.
Resume builder, invoice generator, QR codes, payslips and VAT invoices.
Generate scannable QR codes for URLs, Wi-Fi, vCard, email, SMS, or plain text - PNG and SVG.
Generate a Wi-Fi QR code so guests connect with one scan.
Build a vCard QR - guests scan to save your contact instantly.
Build a QR that opens a WhatsApp chat with your number and a prefilled message.
Build a calendar-event QR (vEvent / .ics) for instant 'Add to calendar'.
Create a professional invoice and download as PDF - line items, tax, terms.
Create a receipt PDF with date, items, total, and business details.
Build a UK / EU compliant VAT invoice with itemised VAT lines.
Build a quote PDF with line items, subtotal, tax, and validity terms.
Create a payslip PDF with gross, deductions, and net pay.
Build a manual resume with templates and export as PDF.
Build an HTML email signature for Gmail, Outlook, Apple Mail.
Generate a Privacy Policy from a guided form - GDPR-aware.
Generate a Terms & Conditions / Terms of Service from a guided form.
Generate a Cookie Policy listing your cookies, purposes, and retention.
Generate Code128, EAN-13, UPC-A, ITF, Code39 and 30+ other barcode formats - PNG and SVG.
Scan a QR with your camera or upload a QR image - decode locally.
Generate up to 5 QR codes from a list of values and download as a ZIP.
Overlay your logo at the centre of a QR - high error correction keeps it scannable.
Tweak QR text, colours, size, ECC and watch the QR update live - share via URL.
Customise QR foreground, background, gradient, and module shape.
We design and ship production-grade web apps, dashboards, and developer tooling for teams. Tell us what you need and we'll scope it.