TOOLBIT

Professional Developer Tools That Just Work

10 essential tools for developers. No bloat, no tracking, no sign-up required. 100% client-side processing. Lightning fast. Always free.

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10 Tools
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All Tools

Professional-grade utilities for everyday development tasks. Click any tool to get started.

📄

JSON Formatter

Debug malformed JSON locally with tree view and search. Validate large API responses without uploading. Perfect for sensitive config files.

Local-First Tree View Large Files
🔍

RegEx Tester

Debug regex patterns with instant highlighting and explanations. Test against production logs locally. Export matches to JSON/CSV for analysis.

Live Preview Pattern Library Export Data
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Base64 Encoder

Encode images and data URIs without server uploads. Handle authentication tokens locally. URL-safe encoding for API work.

Image Support No Upload URL-Safe
🎨

Color Palette

Generate accessible color schemes with real-time WCAG contrast checking. Extract colors from images with K-means. Export to CSS, JSON, or PNG with colorblind simulation.

WCAG Ready Image Extract Harmony Rules
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Hash Generator

Verify file integrity locally without uploading binaries. Batch hash multiple files, parse checksum files, and compare against known values.

Batch Files Checksum Verify 6 Algorithms
🔗

URL Encoder

Debug API endpoints with query string parsing. Encode special characters for webhooks. Extract and validate URL components instantly.

Parse Params Component View API Ready
📝

Lorem Ipsum

Mock realistic content for UI testing with 8 text styles. Pre-built templates for emails, profiles, and articles. Copy-paste ready formatting.

8 Styles Templates UI Testing

Timestamp

Debug timestamp mismatches across timezones. Convert Unix epochs to human-readable dates. Calculate time differences for logs and debugging.

Unix Epoch Timezone Math Live Clock
📊

Diff Checker

Compare config files and API responses with visual highlighting. Side-by-side and unified views. Export diffs for documentation or reports.

Visual Diff Multiple Views Export

Prompt Optimizer

Structure AI prompts for better responses from ChatGPT and Claude. Transform vague requests into precise instructions with examples and context.

Structured AI-Ready Templates

Built for Daily Dev Friction

No premium tiers, no paywalls, no limits. Professional tools accessible to everyone

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100% Local Execution

Process sensitive config files, API keys, and production data without uploading. Your data never touches a server.

📦

No File Size Limits

Handle massive JSON responses and log files that crash AI tools. Client-side processing means no upload restrictions.

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Built for Iteration

Tweak, test, refine in real-time. Perfect for regex debugging, JSON validation, and rapid experimentation workflows.

👁️

Visual Feedback

See matches highlighted, errors pinpointed, diffs visualized. What AI describes in text, we show you instantly.

Zero Friction

No sign-up, no prompting, no waiting. Click and execute. Tools ready the moment you need them.

💾

Muscle Memory

Bookmark-friendly URLs, persistent settings, keyboard shortcuts. Built for developers who value speed and consistency.

Built by Developers, for Developers

ToolBit is an open-source project created to provide high-quality developer tools without the bloat. If you find these tools useful, consider supporting the project.