Text Tools
Free
Case Converter
Convert text to uppercase, lowercase, title case, sentence case and capitalized case instantly.
🧰 Free Online Tools Directory
All free online tools in one simple place.
Search and use practical tools for PDFs, images, text, calculators, converters, SEO, developers, business documents and everyday productivity tasks.
✅ Free to use
✅ No signup needed
✅ Mobile friendly
✅ Clear instructions
Search results for “developer”:
43 tools found.
🔎 Search Results
Tools matching your search
Open any result below and start using the tool instantly.
Text Tools
Free
Slug Generator
Generate clean SEO-friendly URL slugs from titles, headings, article names and product names instantly.
PDF & Documents
Free
PDF Metadata Viewer
View PDF metadata online including title, author, creator, producer, dates, page count, PDF version, page sizes and file details.
Image Tools
Free
Color Picker from Image
Pick colors from any image online and extract HEX, RGB, RGBA, HSL and dominant color palettes.
Image Tools
Free
Favicon Generator
Generate favicon.ico, PNG favicons, Apple touch icon, Android icons, manifest.json and HTML favicon code from your logo.
Image Tools
Free
Image Metadata Viewer
View image metadata online including file size, dimensions, aspect ratio, megapixels, MIME type and EXIF camera information.
Image Tools
Free
Image to Base64
Convert images to Base64 online and generate Data URL, raw Base64, HTML img tag, CSS background or JSON output.
Developer Tools
Free
Base64 Encode / Decode
Encode text to Base64 and decode Base64 back to readable text instantly in your browser.
Developer Tools
Free
CSS Formatter
Format, beautify, minify and check CSS code online with this free browser-based CSS Formatter tool.
Developer Tools
Free
HTML Formatter
Format, beautify, minify and check HTML code online with this free browser-based HTML Formatter tool.
Developer Tools
Free
JSON Formatter
Format, minify and validate JSON online with this free browser-based JSON Formatter tool.
Developer Tools
Free
JSON Validator
Validate JSON online, find syntax errors and check JSON structure instantly in your browser.
Developer Tools
Free
JavaScript Minifier
Minify JavaScript online by removing comments, spaces and line breaks with this free browser-based JS Minifier.
Developer Tools
Free
URL Encoder / Decoder
Encode and decode URLs, query strings and URL components instantly with this free browser-based tool.
Developer Tools
Free
UUID Generator
Generate random UUID v4 values online for testing, APIs, databases and development tasks.
SEO & Webmaster
Free
Broken Link Checker
Check HTML or text for broken links, invalid URLs, duplicate links, relative links and optional live status issues.
SEO & Webmaster
Free
Canonical Checker
Check canonical URLs, canonical tags, og:url mismatch, duplicate canonicals and common SEO canonical issues.
SEO & Webmaster
Free
Hreflang Generator
Generate hreflang tags for multilingual and multi-region pages with x-default and validation checks.
SEO & Webmaster
Free
Meta Tag Generator
Generate SEO meta tags, Open Graph tags and Twitter Card tags for your website pages.
SEO & Webmaster
Free
Open Graph Preview
Preview and generate Open Graph meta tags for social sharing on Facebook, LinkedIn and X/Twitter.
SEO & Webmaster
Free
Page Speed Checklist
Use a free page speed checklist to review Core Web Vitals, images, caching, CSS, JavaScript, fonts and server performance.
SEO & Webmaster
Free
Robots.txt Generator
Generate a robots.txt file online to control search engine crawling and add sitemap URLs.
SEO & Webmaster
Free
SERP Preview
Preview how your SEO title, URL and meta description may appear in Google-style search results.
SEO & Webmaster
Free
Sitemap Checker
Check sitemap XML online for URLs, duplicates, invalid links, sitemap index entries and SEO issues.
SEO & Webmaster
Free
Title Length Checker
Check SEO title length, word count, estimated pixel width and search result preview online.
Date & Time
Free
Timestamp Converter
Convert Unix timestamp to readable date and convert date/time to Unix timestamp online.
Business / Legal Tools
Free
CV / Resume Builder
Create a professional CV or resume online with skills, experience, education, projects and printable preview.
Data & CSV Tools
Free
CSV Column Extractor
Extract selected columns from CSV data using column names, numbers or ranges, with preview, copy and download.
Data & CSV Tools
Free
CSV Filter
Filter CSV rows by column values using contains, equals, numbers, dates, empty cells, regex and multi-rule filters.
Data & CSV Tools
Free
CSV Merger
Merge multiple CSV files or pasted CSV blocks into one clean CSV with header matching, source labels and duplicate handling.
Data & CSV Tools
Free
CSV Sorter
Sort CSV rows by column name or number using text, number or date sorting, with preview, copy and download.
Data & CSV Tools
Free
CSV Splitter
Split CSV data into smaller files by row count, number of parts or unique values from a selected column.
Data & CSV Tools
Free
CSV Statistics
Analyze CSV data and generate row counts, column types, missing values, duplicate rows, numeric stats and text summaries.
Data & CSV Tools
Free
CSV Validator
Validate CSV structure, headers, row length, duplicate rows, required fields and field types before importing data.
Data & CSV Tools
Free
CSV Viewer
View, search, sort and inspect CSV data in a clean table with upload, preview, copy and download options.
Data & CSV Tools
Free
CSV to JSON
Convert CSV data into JSON arrays or objects with headers, delimiter options, preview, copy and download.
Data & CSV Tools
Free
CSV to Markdown Table
Convert CSV data into a clean Markdown table for GitHub, README files, documentation, notes and blog posts.
Data & CSV Tools
Free
HTML Table to CSV
Convert HTML table code from websites, reports, dashboards or copied pages into clean CSV data with preview and download.
Data & CSV Tools
Free
JSON to CSV
Convert JSON arrays or objects into CSV with custom delimiter, headers, nested flattening, preview, copy and download.
Data & CSV Tools
Free
Markdown Table to CSV
Convert Markdown tables from README files, documentation or notes into clean CSV data with preview and download.
Data & CSV Tools
Free
Remove Duplicate Rows
Remove duplicate rows from CSV data using all columns or selected columns, with clean output, removed rows and report.
Data & CSV Tools
Free
Table Formatter
Format CSV, TSV or pasted table data into clean plain text, Markdown, HTML, CSV, TSV or JSON tables.
Social Media Tools
Free
Social Preview
Preview how your page title, description, image and URL may appear on Facebook, X, LinkedIn, WhatsApp and other platforms.
What you can do with these tools
ZanaHive provides a growing collection of free tools for common digital tasks. You can prepare documents, optimize images, clean text, calculate values, check SEO items, format developer data and create business documents from one organized tools directory.
This page is built to help visitors find the right tool quickly. Use the search box if you already know what you need, or browse categories when you want to discover related utilities.
- Use PDF tools to merge, split, compress, reorder and inspect PDF documents.
- Use image tools to compress, resize, crop, convert and extract colors from images.
- Use text tools to count words, clean text, convert case and organize lines.
- Use developer tools to format JSON, encode URLs, decode Base64 and generate UUIDs.
- Use calculators and business tools for everyday office and productivity tasks.
How to find and use a tool
1
Search or browse categories
Type a keyword such as PDF, image, JSON, invoice or calculator.
2
Open the tool page
Read the short description and choose the tool that matches your task.
3
Enter text or upload a file
Follow the instructions inside the tool page and adjust available settings.
4
Copy or download the result
Most tools allow copying results, downloading output files or saving a report.
✅ Useful for many tasks
Who can use these free online tools?
The tools directory is useful for students, offices, website owners, developers, designers, small businesses, content creators and everyday users.
🎓 Students
Count words, clean text, convert documents, prepare images and organize assignment content quickly.
🏢 Offices and businesses
Create invoices, receipts, quotations, purchase orders, delivery notes and other business documents.
🌐 Website owners
Compress images, generate favicons, preview SEO tags, check titles and prepare web content.
💻 Developers
Format JSON, validate data, encode URLs, decode Base64, minify JavaScript and generate IDs.
🎨 Designers
Resize images, crop photos, pick colors from images, convert formats and inspect image metadata.
❓ FAQ
Frequently asked questions
Helpful answers for visitors browsing the tools directory.
Are these tools free?
Yes. The standard tools on ZanaHive are free to use directly from your browser.
Do I need to create an account?
No. You can open tools and use them without signing up or installing software.
How do I search for a tool?
Use the search box at the top of this page and type keywords such as PDF, image, JSON or invoice.
Do the tools work on mobile?
Yes. The tools directory and tool pages are designed to work on desktop, tablet and mobile screens.
Are uploaded files private?
Many tools run directly in your browser. Check each tool page for its privacy note and how that tool processes input.
What should I do if I cannot find a tool?
Try a shorter keyword or browse the categories. New tools can also be added as the website grows.