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Developer Tools

A premium developer platform, built by BizTechLab. Fast, free, no-signup utilities for the everyday work of writing software — with the same editorial depth and design standard as everything else on BizTechLab.

Not another tools directory. Part of BizTechLab.

Built with the same engineering rigor and attention to detail as everything else on BizTechLab — no dark patterns, no bloat, no unnecessary sign-ups. Just fast, dependable tools you can trust with real work.

No signup required to use any tool

Runs entirely in your browser — nothing uploaded

Actively built and maintained — new tools shipped regularly

Tool Categories

9 Live

JSON

Format, validate, compare, and transform JSON — the most universally needed developer utility.

5 Live

JWT

Decode, verify, and generate JSON Web Tokens for debugging auth and session flows.

6 Live

Encoding & Decoding

Base64, URL, HTML entity, hex, and other everyday text transformations.

4 Live

Regex

Build, test, and understand regular expressions without the usual trial-and-error pain.

7 Live

Image & Media

Client-side image, QR code, and barcode utilities — nothing uploaded to a server.

5 Live

Markdown & Docs

Markdown authoring and conversion tools — the same format our own articles are written in.

8 Soon

Hash & Crypto

Hashing, HMAC, password strength, and secure random generation for security-conscious builds.

10 Soon

Text & String

Case conversion, counting, diffing, slugs, and everyday text manipulation.

7 Soon

Time & Date

Timestamp, timezone, and cron conversions for backend and DevOps work.

8 Soon

API & Networking

Test endpoints, inspect webhooks, convert cURL, and look up DNS/IP records.

7 Soon

Web & Browser

Meta tags, favicons, robots.txt, and other 'make my site work' utilities.

6 Soon

SEO Tools

On-page SEO diagnostics and generators — built by a team that lives and dies by SEO.

8 Soon

CSS & Design

Visual generators for gradients, shadows, colors, and layout playgrounds.

7 Soon

Data & Number

Conversions between data formats and numeric/unit systems.

6 Soon

Developer Productivity

Boilerplate generators for .gitignore, licenses, changelogs, and code formatting.

6 Soon

AI-Powered Tools

LLM-assisted utilities layered on top of our deterministic tools — regex, SQL, and docs generation from plain English.