Everything in the catalog

Browser time tracker for work, study and client projects with data kept on your device and no sign-up.

Spin wheel with templates and shareable links that runs locally and works as yes or no wheel or name picker.

Creates FAQPage JSON-LD from Q&A pairs, with data kept in the browser.

Measures a page title and meta description in pixels as well as characters and gives length advice.

Counts single words and phrases in text and works offline, with content staying on the device.

Schedules tasks with priorities and time blocks, storing the plan in browser storage.

Live word, character, sentence and reading-time counts with text kept in the browser.

Client-side form that appends UTM parameters to a URL for traffic attribution.

Calculates the Dutch holiday allowance.

Estimates net income for an Italian freelancer with partita IVA.

Fills out an IRS W-9 form online and downloads it as PDF; states data stays in the browser.

Form that drafts an accessibility statement for a website; the page says entries are not stored outside the browser.

Creates a QR code that lets guests join a Wi-Fi network; the page describes it as pure JavaScript.

Calculates French pay-as-you-earn withholding at source.

Live counter for words, characters, sentences and reading time that keeps text in the browser.

Counts how often each word appears in pasted text, in the browser.

Offline Markdown reader and editor with live preview, math, diagrams and a distraction-free mode.

Breaks down Polish social security contributions.

Estimates net income for a Dutch freelancer (ZZP).

Client-side generator for passwords, API keys, UUIDs, JWT secrets and encryption keys.

Embeds sentences with Qwen3 in the browser and plots them on a 2D scatterplot by meaning.

Search a photo set by describing it in words, with CLIP embeddings computed in the browser.

A toolbox of 92 free browser-based tools for PDF, image, video, audio and text work.

Privacy-first resume builder with six ATS-friendly templates and JSON import and export.