Web Dev

Inspect, debug, and document projects with free utilities that run entirely in your browser.

Use it for: Pick the right Web Dev tool before opening the full browser workflow. Output: A local, searchable index of browser-first tools with live status and privacy cues.

Shipped tools

Ready-to-use routes that are published as stable browser tools.

17 tools

JSON Formatter

Format, validate, and beautify JSON data

Format and encode

Visit JSON Formatter

CSS Linter

Catch missing punctuation and balance issues in CSS with safe fixes

Format and encode

Visit CSS Linter

CSV ↔ JSON

Convert between CSV and JSON formats

Format and encode

Visit CSV ↔ JSON

JSON ↔ CSV

Map JSON arrays back to CSV with selectable columns

Format and encode

Visit JSON ↔ CSV

JavaScript Minifier

Compress JavaScript source code and review output size in-place, with optional source-map preview.

Format and encode

Visit JavaScript Minifier

Regex Tester

Test and debug regular expressions

Format and encode

Visit Regex Tester

What is my IP

Check your IP address and network information

Networking

Visit What is my IP

URL Encoder/Decoder

Encode or decode URL strings

Format and encode

Visit URL Encoder/Decoder

UTM Link Builder

Create UTM tracking parameters for marketing campaigns

SEO

Visit UTM Link Builder

robots.txt Generator

Generate robots.txt files for your website

SEO

Visit robots.txt Generator

Internal Link Checker

Validate internal route links, catch broken refs, and suggest canonical alternatives.

SEO

Visit Internal Link Checker

Favicon Audit

Validate favicon size, format, and contrast before publishing.

SEO

Visit Favicon Audit

Password Generator

Generate strong, secure passwords

Security

Visit Password Generator

Password Strength Checker

Check password strength and security

Security

Visit Password Strength Checker

UUID Generator

Generate unique identifiers (UUIDs)

Identifiers

Visit UUID Generator

Hash Generator

Generate MD5, SHA-1, SHA-256 hashes

Identifiers

Visit Hash Generator

Base64 Encoder/Decoder

Encode or decode Base64 strings

Format and encode

Visit Base64 Encoder/Decoder

In-progress tools

Preview or stub entries kept visible for roadmap honesty.

4 tools

Stub

Sitemap.xml Generator

Stub

Create XML sitemaps for search engines

SEO

Stub

Open Graph Preview

Stub

Preview and generate Open Graph meta tags

SEO

Stub

Schema.org JSON-LD

Stub

Generate structured data markup for SEO

SEO

Stub

User-Agent Checker

Stub

Check and parse user agent strings

Networking

Stub