Conditional Content Visibility with show-when Web Component
A Web Component that shows or hides content based on URL params, hash, media queries, CSS support, or network state.
Javascript
Simple Markdown Editor with Real-Time Preview and Customizable Toolbar
Transform textareas into powerful Markdown editors. Features include real-time preview, syntax highlighting, and customizable toolbars.
GDPR Cookie Banner With Category Consent API – Neiki’s Cookie Banner
Cookie consent banner with category toggles, script blocking, and lifecycle callbacks. See CDN setup, working examples, and the full API.
Optimize Web Apps Based on Users’ Device, Network, and Battery Status – Obs.js
A JavaScript library that automatically optimizes web content delivery based on user device capabilities, battery status, and connection quality.
Lightweight JavaScript Autocomplete for Input Fields – Suggestify.js
A lightweight JavaScript plugin for adding intelligent autocomplete functionality to input fields with keyboard navigation and array inputs support.
Line-Based Read More/Read Less in Vanilla JavaScript – ReadMore Lines
A vanilla JS library that truncates text by rendered line count and adds an accessible read more/less toggle.
Add Web Audio Feedback to Bootstrap 5 Components – Bootstrap UI Sounds
A Bootstrap 5 plugin that adds synthesized Web Audio API feedback to buttons, modals, forms, dropdowns, and more using one HTML attribute.
Google Maps Location Picker: Get, Select & Save Lat/Lng in JS
Add a Google Maps picker to HTML forms. Let users select a point and save Lat/Lng with Vanilla JS, npm, ESM, callbacks, and v2 API notes.
Add an Floating Accessibility Panel via Web Component – Open Overlay
Add a vanilla JS accessibility widget with text tools, contrast modes, reading guide, speech, examples, setup notes, and API reference.
OverlayScrollbars: Elegant Themeable Custom Scrollbars
OverlayScrollbars is a JavaScript library used to create elegant, customizable and themeable scrollbars on any scrollable elements.