Web Swiss Knife icon

Web Swiss Knife

by JavocSoft Β· javocsoft.com Β· Tools
Established publisherManifest V3 Free
View in Chrome Web Store Data as of 21 Oct 2026

A versatile toolkit for web browsing

Users
18
+4 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
1
0 in 30 days
Store rank
#160K
#134K among extensions
Version
2.1.0
updated 29 Jan 2026

Users

monthly, 2 years
0918Jan 2025Dec 2025Oct 2026
Latest, 21 Oct 2026: 18 usersMove the mouse over the chart for any month

Ratings count

monthly, 2 years
001Jan 2025Dec 2025Oct 2026
Latest, 21 Oct 2026: 1 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Web Swiss Knife

The "Web Swiss Knife" extension is a versatile browser tool that offers different functionalities that can be useful while browsing or working with the web. It currently includes twenty-three features: FEATURES β€’ πŸ”— Open Links in New Tab This function makes all links on a page (that don't already have a specific behavior defined) automatically open in a new tab when you click on them. This is especially useful, for example, when browsing search results on Google or Bing, as it allows you to keep the results page open while exploring the links. β€’ πŸ“ Show Screen Grid This function overlays a soft and discreet grid on the current webpage. The grid is designed to help designers and developers verify the alignment and layout of elements on a webpage, without interfering with normal navigation. β€’ 🎨 Color Picker This function allows you to select a color from the current page by moving the mouse over the color you are interested in on the page. The color will be displayed along with its hexadecimal code. β€’ βœ‚οΈ URL Shortener This function allows you to obtain a shortened URL for free from the website you are on, using the free service of L4Y.es. β€’ πŸ”‡ Mute Tabs with Audio This function allows you to mute all tabs, except the current tab, that are playing audio. β€’ πŸ“ Generate Lorem Ipsum Text This function allows to generate random Lorem Ipsum text content. The length of the text depends on how many words you need. β€’ πŸ’± Currency Converter This function allows to convert between different currencies. β€’ πŸ” Secure Password Generator This function allows to generate secure safe passwords. You can set the length of it. β€’ πŸ’Ύ Save/Restore Session This function allows to save and restore browser windows and tabs. β€’ 🌐 User-Agent Switcher This function allows to change the browser's User-Agent. The user-agent is the information that is sent to the web server to indicate which browser it is. β€’ πŸ“‹ Quick Notes This function provides a simple notepad to jot down quick notes while browsing. Notes are automatically saved and persist across sessions. β€’ πŸ“ Page Ruler This function allows you to measure elements and distances on any webpage. Simply drag to create measurement areas and see width, height, and position coordinates. β€’ πŸ”„ Base64 Encoder/Decoder This function allows you to encode and decode text to/from Base64 format. Useful for developers and anyone working with encoded data. β€’ πŸ” Duplicate Tab Finder This function helps you find and manage duplicate tabs in your browser. It identifies tabs with the same URL and allows you to close duplicates with one click, helping you keep your browser organized. β€’ ⏱️ Pomodoro Timer A productivity timer based on the Pomodoro Technique. Includes three modes: Work session (25 min), Short break (5 min), and Long break (15 min). The timer continues running even when the popup is closed and sends desktop notifications when complete. β€’ #️⃣ Hash Generator This function generates cryptographic hashes from any text. Supports multiple algorithms: MD5, SHA-1, SHA-256, SHA-384, and SHA-512. Useful for developers, security professionals, and anyone needing to verify data integrity. β€’ πŸ”€ Font Inspector This function allows you to inspect font properties of any element on a webpage. Click any element to see its font family, size, weight, style, color, and line height. Perfect for designers and developers. β€’ πŸ–ΌοΈ Image Compressor This function allows you to compress images to reduce file size. Control quality, resize dimensions, and convert between formats (PNG/JPEG/WebP). Perfect for optimizing images before uploading them to websites or sharing online. β€’ πŸ”Ž Regex Tester This function provides a real-time regular expression tester. Test regex patterns with live matching, support for flags (global, case-insensitive, multiline), and detailed match information. Essential tool for developers working with text patterns. β€’ πŸ“Š Text Diff Checker This function compares two texts and highlights the differences between them. Uses an advanced algorithm to accurately detect additions, deletions, and modifications. Perfect for code review, content comparison, and tracking changes. β€’ πŸ• Unix Timestamp Converter This function converts between Unix timestamps and human-readable dates. Supports both seconds and milliseconds, bidirectional conversion, and displays results in multiple formats (Local Time, UTC, ISO 8601). Essential for developers working with timestamps. β€’ ⏰ Crontab Generator This function generates and tests cron expressions for task scheduling. Visual editor with human-readable descriptions, shows the next 5 execution times, and allows you to copy the expression with one click. Perfect for system administrators and developers working with scheduled tasks. EASY TO USE The extension is easy to use: β€’ You can enable or disable each function independently β€’ A green counter on the extension icon shows you how many functions are active β€’ Functions are automatically disabled when you switch tabs β€’ It doesn't work on special browser pages for security reasons The extension is designed to be simple and non-intrusive, allowing you to enhance your browsing experience without complications.

Growth

WindowUsersChangeRatingsRating
7 days+2+12.5%00.00
30 days+4+28.6%00.00
6 months+2+12.5%00.00
1 year+8+80.0%00.00

Chrome Web Store search rankings

Where Web Swiss Knife appears when people search the store, with the 30 day change
Search phrasePosition30 days
function#57+8

Version history

11 versions recorded
2.1.029 Jan 2026
2.0.124 Jan 2026
2.0.019 Jan 2026
1.1.029 Jan 2025
1.0.928 Jan 2025
1.0.817 Jan 2025
1.0.712 Jan 2025
1.0.611 Jan 2025

Details

Category
Tools
First seen
6 Jan 2025
Size
951 KB
Languages
en, es
Pricing
Free
Privacy policy
blog.javocsoft.es
Support
javocsoft.com
Extension ID
fnggolnloajahgeonbbbcndibhdnopcj

Permissions and risk

Moderate riskimpact 3, likelihood 1
Permissions
activeTabscriptingstoragetabsclipboardWritedeclarativeNetRequestnotifications
Site access
*://*/*
Can read and change data on every website you visit.

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