492 tools · 100% free · runs in your browser
The dev tools
you actually
use every day.
JSON formatter, Base64, QR generator, word counter - rebuilt clean. No signup. No tracking. No server round-trips. Just paste and go.
Privacy-first No signup No tracking
Try it. Any tab is a real working tool.3 of 492 shown
How it works
Pick a tool → Paste your data → Get your result
No servers, no uploads, no data trail - nothing leaves your browser.
Pick a tool
492 focused tools across 14 categories - pick the one for the job.
Paste your data
Paste or type directly in the page. Everything stays local in your tab, not on a server.
Get your result
Copy the result instantly - no upload queue, waitlist, or account wall.
Browse by category
Jump straight to the right tool
One-click shortcuts into every category - each pill opens the matching tool list.
Why Toolblip?
Useful tools without the usual friction
Private by architecture, instant in your tab, free from the first click.
All tools
Browse the toolkit
📜
Lorem Ipsum Generator
Free online lorem ipsum generator. Generate placeholder text with customizable paragraphs, sentences, and word count. Copy instantly for design mockups.
Text
✏️
Punctuation Fixer
Fix missing or incorrect punctuation marks and apply consistent spacing in text.
Text
📊
Text Statistics
Analyze text for syllable count, sentence length, and average word length.
Text
📋
JSON to Markdown Table
Convert JSON arrays into formatted Markdown tables with headers and alignment.
Developer
🎨
CSS Class Generator
Generate utility CSS classes for spacing, typography, colors, and flexbox layouts.
Developer
🤖
robots.txt Generator
Free online robots.txt generator. Create and configure robots.txt files to control search engine crawler access to your site.
SEO
🗺️
XML Sitemap Generator
Generate XML sitemaps for SEO to help search engines index your pages faster.
SEO
🗜️
Image Compressor
Compress images to reduce file size while maintaining quality with side-by-side comparison.
Image
🎨
Color Palette Generator
Generate complete color palettes from a single base color with hex and RGB codes.
Color
📐
Image Aspect Ratio Calculator
Calculate aspect ratios and find standard dimensions for any image size.
Image
#️⃣
Hash from Text
Generate one-way hashes from any text input using multiple hashing algorithms.
Developer
🔗
URL Parameter Extractor
Extract and decode all query parameters from a URL into a clean key-value list.
Developer
📝
Word Counter
Free online word counter. Count words, characters, sentences, paragraphs, and estimate reading time instantly. Perfect for blog posts, docs, and social media.
Text
🔢
Character Counter
Free online character counter with Twitter (280), LinkedIn (3000), and meta description (160) limit indicators. Count characters with and without spaces.
Text
🗑️
Remove Duplicate Lines
Free online duplicate line remover. Paste any list or text and remove duplicate lines instantly. Case-sensitive option and sort included.
Text
✏️
Case Converter
Free online case converter. Convert text between UPPERCASE, lowercase, Title Case, camelCase, snake_case, kebab-case, and PascalCase instantly.
Text
✅
Grammar Checker
Free online grammar and spell checker. Paste your text and get grammar errors, spelling mistakes, and style suggestions with one-click fixes.
Text
🖼️
Banner Generator
Create polished 1200×630 blog covers, banners, and Open Graph images with editable copy, gradient presets, and one-click PNG download.
Image
Popular tools
Start with what people search for most.
A hand-picked set from Text, Developer, SEO, Color, and Encoder — five of the busiest categories on Toolblip.
📜
Lorem Ipsum Generator
Free online lorem ipsum generator. Generate placeholder text with customizable paragraphs, sentences, and word count. Copy instantly for design mockups.
Text
✏️
Punctuation Fixer
Fix missing or incorrect punctuation marks and apply consistent spacing in text.
Text
📊
Text Statistics
Analyze text for syllable count, sentence length, and average word length.
Text
📝
Word Counter
Free online word counter. Count words, characters, sentences, paragraphs, and estimate reading time instantly. Perfect for blog posts, docs, and social media.
Text
🔢
Character Counter
Free online character counter with Twitter (280), LinkedIn (3000), and meta description (160) limit indicators. Count characters with and without spaces.
Text
🗑️
Remove Duplicate Lines
Free online duplicate line remover. Paste any list or text and remove duplicate lines instantly. Case-sensitive option and sort included.
Text
📋
JSON to Markdown Table
Convert JSON arrays into formatted Markdown tables with headers and alignment.
Developer
🎨
CSS Class Generator
Generate utility CSS classes for spacing, typography, colors, and flexbox layouts.
Developer
#️⃣
Hash from Text
Generate one-way hashes from any text input using multiple hashing algorithms.
Developer
🔗
URL Parameter Extractor
Extract and decode all query parameters from a URL into a clean key-value list.
Developer
📋
JSON Formatter
Free online JSON formatter, validator, and minifier. Pretty-print JSON with syntax highlighting, instantly find errors, and minify for production. No signup, runs in your browser.
Developer
🔑
UUID Generator
Free online UUID v4 generator. Generate unique identifiers with customizable format options. Copy single or批量 UUIDs instantly.
Developer
🤖
robots.txt Generator
Free online robots.txt generator. Create and configure robots.txt files to control search engine crawler access to your site.
SEO
🔒
Security Headers Generator
Generate security HTTP headers including CSP, HSTS, X-Frame-Options, and more.
SEO
🗺️
XML Sitemap Generator
Generate XML sitemaps for SEO to help search engines index your pages faster.
SEO
📋
JSON-LD Generator
Generate Schema.org JSON-LD structured data for websites.
SEO
🔀
Htaccess Redirect Generator
Generate Apache .htaccess redirect rules for HTTP to HTTPS, www handling, and custom redirects.
SEO
🏷️
Meta Tag Generator
Free online meta tag generator. Create SEO meta tags, Open Graph tags, and Twitter Card tags for any webpage with live preview.
SEO
🎨
Color Palette Generator
Generate complete color palettes from a single base color with hex and RGB codes.
Color
🎨
Color Picker
Pick any color and get HEX, RGB, HSL, and CSS values with a live preview swatch.
Color
♿
Contrast Checker
Check text and background contrast for WCAG AA and AAA accessibility compliance.
Color
🎨
Color Mixer
Mix two or more colors to create new palettes with adjustable blend modes.
Color
🌈
Gradient Generator
Create beautiful multi-stop gradients for backgrounds, UI, and design projects.
Color
👁️
Color Blindness Simulator
Simulate how colors appear to people with different types of color vision deficiency.
Color
🔗
URL Encode / Decode
Encode and decode URLs or URL components for safe use in links.
Encoder
🏷️
HTML Encoder / Decoder
Free online HTML entity encoder and decoder. Encode special characters as HTML entities for safe display, or decode entities back to readable text.
Encoder
🏷️
HTML Entity Encoder
Encode and decode HTML entities - named, decimal, and hexadecimal formats.
Encoder
📎
Base64 File Encoder
Encode any file to Base64 data string for embedding or decoding Base64 back to a file.
Encoder
All categories
Every category, one click away.
14 categories across 492 tools — jump straight into the full index for any one of them.
Search visibility
Practical SEO moves for a tool site.
Start with one canonical page per intent, then connect the pages that support it so search and users can move through the site naturally.
Featured guide
Compound SEO: 7 Moves That Help a Tool Site Grow
A short playbook for cleaner URLs, stronger intent matching, and better internal linking.
Canonical URL
URL Structure and SEO
Keep URL shapes clean, consistent, and easy for search engines to understand.
Crawl control
robots.txt Generator
Make crawl instructions clear so the right pages get indexed.
Discovery
XML Sitemap Generator
Surface canonical pages in one clean sitemap path.