Invisible text that can be read by software such as screen-readers.

HWP/HWPX to PDF converter with Hancom-fidelity layout, OFL font subsetting, ToUnicode-correct text layer (search/copy/extract), and invisible text-layer completion.

invisible characters extension for tiptap

Utilities to help expose prettier output in linting tools

Promptbook: Create persistent AI agents that turn your company's scattered knowledge into action

Base SDK for building Content Source Maps with Contentful

Cloudflare Turnstile integration for React.

The ZeroClipboard library provides an easy way to copy text to the clipboard using an invisible Adobe Flash movie and a JavaScript interface

remove invisible unicode characters

Select a one- or two-dimensional region using the mouse or touch.

The heart of the PromptShield ecosystem. A zero-dependency, isomorphic TypeScript engine for detecting invisible characters, BIDI overrides, and homoglyph attacks in AI prompts.

Official Tiptap extension for PromptShield - Protect your editor from Prompt Injection and Trojan Source attacks in real-time.

Defend an agent against hidden-content injection: strip payload-capable invisible Unicode and ANSI, splice out human-invisible HTML, and flag data-exfil URLs in untrusted text before any model sees it.

Ewww I can see your string. Use invisify.js to convert strings to invisible text and revert back to the OG string.

A lightweight markdown editor library with perfect WYSIWYG alignment using an invisible textarea overlay

The perfect library for lists. Supports search, sort, filters and flexibility. Built to be invisible and work on existing HTML

High-quality OCR and text extraction for images and PDFs.

A React component which is simply interested in Google invisible reCaptcha.

Scans your css files and generates the JS code to load all the webfonts with Fonts Events to avoid FOIT (Flash of Invisible Text) and to improve performance.

One-time password input component for React.