codegenerato.rs
Essential Developer Tools

Developer Tools

A focused collection of tools to speed up your workflow. Everything runs locally in your browser with zero data collection.

Total Tools
13
Categories
9
Privacy First
100%
Free Forever
✓

Data

3 Tools
Data

JSON Validator & Formatter

Validate, format, and beautify your JSON data with ease.

Open
Data

List Randomizer

Shuffle and randomize any list. Import from CSV, Excel, or add items manually. Save and reload versions.

Open
Data

JSON SQL Analyzer

Query massive JSON, CSV, and Parquet files locally with SQL. Supports 500MB+ datasets, nested objects, and zero-upload privacy.

Open

Security

1 Tool
Security

JWT Decoder

Decode and inspect JSON Web Tokens to check their payload and signature.

Open

Encoding

2 Tools
Encoding

Base64 Encoder / Decoder

Quickly encode strings to Base64 or decode them back to their original form.

Open
Encoding

URL Encoder / Decoder

Encode and decode URLs with multiple encoding methods. Parse URL components and query parameters.

Open

Time

2 Tools
Time

Timestamp Converter

Convert Unix timestamps, epoch dates, and time units. Calculate second or millisecond values plus day, month, or year boundaries.

Open
Time

Timer & Stopwatch

Accurate countdown timer and stopwatch with persistent state and sound alerts.

Open

Text

1 Tool
Text

Text Counter & Analyzer

Count characters, words, lines, paragraphs, and sentences. Get reading and speaking time estimates.

Open

Development

1 Tool
Development

Keyboard Event Monitor

Monitor and test keyboard events in real-time. See key codes, locations, and event properties.

Open

CSS

1 Tool
CSS

CSS Unit Converter

Convert rem to px, px to rem, em, %, vw, vh, pt, and more with customizable base font and viewport sizes.

Open

Content

1 Tool
Content

Teleprompter

Online mirror teleprompter with voice control, camera-ready scrolling, markdown support, and custom fonts for creators and presenters.

Open

Design

1 Tool
Design

Image Editor

Edit photos with color grading, light adjustments, sharpening, crop, and text overlays. Export to JPEG, PNG, or WebP.

Open