All Your Dev Tools in One Workspace
ToolAct covers dev, image, PDF, text, conversion, and security tools. Browse categories on the left, search and use tools instantly on the right.
Popular Tools
High-frequency tools right on the homepage - categories handle the rest
JSON Formatter
Free online JSON formatter, validator, minifier, and tree viewer with syntax highlighting. Beautify JSON, detect errors, and clean up data in your browser.
XML Formatting Tool
Free online XML formatter with auto-indentation, validation & minification. Customize indentation settings, quickly detect XML format errors.
YAML Formatting Tool
Free online YAML formatter with syntax checking, auto-indentation & format conversion. Handle config files easily, spot syntax issues instantly.
HTML Formatting Tool
Free online HTML formatter with code beautification, minification & syntax highlighting. Clean up messy HTML code instantly, improve readability.
CSS Formatting Tool
Free online CSS formatter with code beautification, minification & syntax highlighting. Organize CSS stylesheets instantly, optimize front-end code quality.
JavaScript Formatting Tool
Free online JavaScript formatter with code beautification, minification & syntax checking. Clean up JS code instantly, improve code readability.
SQL Formatter
Free online SQL formatter with beautify, minify, keyword case conversion, and syntax highlighting. Clean up SQL queries and make them easier to read.
Java Formatter
Free online Java formatter with code beautification, minification & syntax checking. Clean up Java code instantly, improve code readability.
Recently Added
Latest tools just launched - try them out
User Reviews
See what users say about ToolAct
"ToolAct has become an essential part of my daily workflow. The JSON formatter alone saves me hours every week. Love that everything runs locally!"
"Finally, a tool collection that respects privacy! No more uploading sensitive data to random websites. The Base64 encoder is fast and reliable."
"Clean interface, lightning performance, and works offline. The color picker is my go-to tool for design work. Highly recommended!"
"Base64 encoding and timestamp conversion are my daily essentials. Both tools here are fast and hassle-free - exactly what I need for routine back-end debugging."
"I recommended ToolAct to my whole team. The QR code generator and unit converter are incredibly handy. Saves everyone a lot of context switching."
"No popups, no ads, just clean tools that work. The hash generator has saved me tons of time during security audits. Wish I'd found this sooner."
Why Choose ToolAct?
Built with modern web technologies for the best user experience
Privacy First
Most tools run entirely in your browser using client-side JavaScript — your data stays on your device. A small set of file-conversion and network-diagnostic tools require server processing; each such page makes that explicit. We do not track users or build profiles.
Lightning Fast
Most tools have zero server latency and give instant results. The browser-only tools also work offline after the first load. (File-conversion and network tools that need a server connection are clearly marked.)
100% Free Forever
All tools are completely free with no hidden fees, premium versions, or paywalls. No ads cluttering your workspace. No credit card needed. Just pure functionality.
Easy to Use
Clean and intuitive interface designed for everyone. No manual needed. Responsive design works perfectly on desktop, tablet, and mobile devices.
All-in-One
Everything you need is here. From data encoding to color picking, from hash generation to JSON formatting - access dozens of tools without switching between different websites or apps.
Always Available
Browser-only tools are not affected by server maintenance windows, and server-powered conversions are kept straightforward and clearly marked. Bookmark the tools you use often and open them anytime.
FAQ
Is ToolAct really free?
Yes, ToolAct is 100% free with no hidden fees, premium versions, or paywalls. We believe developer tools should be free and accessible to everyone.
Is my data safe?
Most tools process data entirely in your browser; nothing is sent over the network. A small set of conversion and network-diagnostic tools must process your data on a server — those pages say so explicitly, and the file is deleted from the server immediately after the operation completes. We do not track users or store data for analytics.
Do I need an internet connection?
After the initial load, browser-only tools work offline. File-conversion tools that upload to our server (Office↔PDF, image format conversion, etc.) and network-diagnostic tools (ping, whois, port checker) need an internet connection.
What devices are supported?
ToolAct uses responsive design and works perfectly on desktop computers, tablets, and mobile phones. All you need is a modern browser.
How do I submit feedback?
Use the contact link in the footer to reach us. We read every suggestion and take it seriously.
Will ToolAct add more tools?
Yes, we ship new tools regularly. Check the "Recently Added" section on the homepage to see the latest additions.