TToolumina

All Toolumina tools

Browse the launch index of 29 Toolumina utilities by workflow, from developer utilities and security helpers to marketing, text, image, PDF, generator, and unit tools.

MarketingTextImagePDFGeneratorDeveloperSecurity

Need a complete tool chain?

Explore 8 step-by-step workflows that connect PDF, image, SEO, JSON, security, and business tools into practical sequences.

Open workflows

Marketing

Campaign URL builders, search preview checks, receipt tools, and other lightweight utilities for practical marketing workflows.

Open category

UTM Builder

Build campaign links without breaking the original URL.

SERP Preview Tool

Draft a title and description, then sanity-check how the snippet may look.

QR Code Generator

Create a clean QR code for a link, note, or campaign URL.

Text

Clean up drafts, compare revisions, pull out useful bits, and sanity-check copy before it goes anywhere else.

Open category

Text Diff Checker

Paste two versions of text and see exactly what changed.

Slug Generator

Turn a title into a clean URL slug you can publish as-is.

Word and Character Counter

Measure draft length, readability, and keyword repetition before publishing.

Image

Crop, resize, compress, and tidy images for docs, listings, support replies, and social posts.

Open category

Image Cropper

Crop screenshots and photos quickly, then export the version that fits.

Color Picker and Converter

Pick a color, convert the value, and keep a small working palette handy.

Image Compressor

Shrink image files for uploads while keeping an eye on visible quality.

Image Resizer

Resize an image to the exact dimensions a form, card, or post needs.

PDF

Merge, split, shrink, and convert PDFs when you need a cleaner file to send, save, or review.

Open category

Image to PDF

Turn a batch of images into one PDF and keep the pages in the order you want.

Merge PDF

Join several PDFs into one file after reordering them or trimming page ranges.

Compress PDF

Try a smaller PDF before email, upload forms, or ticket attachments.

Split PDF

Break a large PDF into smaller files or pull out just the pages you need.

PDF to JPG

Export PDF pages as JPGs for previews, chat threads, or lightweight sharing.

Generator

Make passwords, UUIDs, QR codes, sample text, and other small bits you need on the fly.

Open category

Password Generator

Make a strong password, trim confusing characters, and copy it in one click.

UUID / GUID Generator

Generate fresh UUIDs in bulk when you need safe placeholder IDs.

Developer

JSON, timestamp, regex, keyboard, mouse, data conversion, and other small utilities for builders and technical teams.

Open category

JSON Compare and Diff Tool

Compare two JSON payloads without getting lost in the nesting.

JSON Schema Validator

Check JSON against a schema and see which field failed.

JSON Formatter

Clean up pasted JSON and catch syntax problems before you move on.

Security

Quick helpers for hashes, JWTs, certificates, encoders, and defensive security review work.

Open category

URL Defang / Refang Tool

Make indicators safer to share, or turn defanged text back when needed.

IOC Extractor

Pull URLs, domains, IPs, and hashes out of noisy security text.

SSL Certificate Decoder

Paste a PEM certificate and read the subject, issuer, dates, and SANs.

CSR Decoder

Check a CSR before issuance so the CN, SANs, and key details are right.

CIDR Calculator

Work out subnet ranges, masks, and host counts without manual math.

Base64 Encoder and Decoder

Encode or decode Base64 text and inspect the result right away.

URL Encoder and Decoder

Encode query strings safely or decode messy URLs back into readable text.

JWT Decoder

Open a JWT and inspect the header, payload, and timestamp claims.

Hash Generator

Create file or text hashes when you need a quick checksum.