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Developer Tools

JSON formatters, base64 encoders, regex testers, hash generators, UUIDs, and web dev utilities.

Showing 27 online utilities in Developer Tools

All tools active & updated
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Base64 Decoder
Decode Base64 encoded strings back into plain text.
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Base64 Encoder / Decoder
Encode plain text or data strings into secure Base64 format.
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Color Converter
Convert color values across various design color models.
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CSS Minifier
Minify and optimize CSS stylesheets by stripping comments and spaces.
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Hash Generator
Generate multi-algorithm cryptographic hashes from text data.
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HTML Formatter
Pretty-print and structure raw HTML markup source code.
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HTML Minifier
Compress HTML markup to optimize page delivery speed.
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JavaScript Minifier
Compress and optimize JavaScript source code for production.
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JSON Diff
Compare two JSON data objects and identify schema discrepancies.
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JSON Formatter
Beautify and format compressed or messy JSON data structures.
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JSON Minifier
Compress and strip whitespace from JSON objects for production.
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JSON Validator
Check and validate JSON syntax compliance in real time.
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JWT Decoder
Decode and inspect JSON Web Token headers, payloads, and signatures.
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Lorem Ipsum Generator
Generate customizable placeholder dummy text paragraphs.
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MD5 Generator
Compute MD5 cryptographic checksum hashes from text.
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Password Generator
Generate secure, high-entropy cryptographic keys and passwords.
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QR Decoder
Decode and read embedded data out of QR code images.
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Regex Generator
Generate regular expression patterns based on sample matches.
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Regex Tester
Test and evaluate regular expressions against live sample text.
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SHA Generator
Generate SHA-256, SHA-384, and SHA-512 cryptographic hashes.
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Timestamp Converter
Convert dates and times between human-readable formats and epochs.
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Unix Timestamp Converter
Convert Unix epoch timestamps to UTC and local calendar dates.
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URL Decoder
Decode percent-encoded URL query strings back to human-readable text.
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URL Encoder / Decoder
Percent-encode special characters for safe URL transmission.
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UUID Generator
Generate cryptographically secure version 4 UUIDs instantly.
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XML Formatter
Beautify and indent XML markup documents cleanly.
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XML Validator
Validate XML structure and detect syntax errors instantly.
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Authority & Security

Why Choose ToolersHub for Developer Tools?

Every utility in our Developer Tools hub is engineered for maximum performance, privacy, and ease of use.

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Privacy by Design

Browser-executable tools process your data entirely in your local memory with zero server uploads. Cloud tools use TLS 1.3 encryption and are permanently auto-purged within 2 hours.

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Zero Wait Times

Optimized worker infrastructure and WebAssembly accelerators ensure instant processing without queues, artificial throttling, or delays.

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Works on Every Device

No app or desktop software to install. Seamlessly manage documents, graphics, and code across Windows, macOS, Linux, iOS, and Android.

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No Forced Watermarks

All converted files, images, and documents remain 100% clean and professional with zero branded overlays or hidden modifications.

Explore Other Tool Hubs

Browse Related Utility Categories

📄 PDF Tools 🖼️ Image Tools 🎵 Audio Tools 🎬 Video Tools ✏️ Text Tools 🔢 Calculators 📝 Document Tools 🔍 SEO Tools 🎨 Design Tools 📱 QR & Barcode
Community Suggestions & Bug Reports

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