New Websites

A WordPress SEO plugin with free XML sitemap controls and separate paid features.

A free Mac and Windows application for encrypting individual files and folders for sharing.

The free Windows GnuPG distribution provides file and email encryption and certificate management.

Google’s calendar service includes event time zones, invitations and shared calendars.

A free browser time zone converter for translating a selected local date and time.

A browser time zone converter with city comparisons and time conversion tables.

A date-aware time zone converter for comparing local times and planning meetings.

An open-source QR generation library with browser examples and implementations in several languages.

A QR code generator with multiple input types, free account allowances and paid features.

A QR code service for static and dynamic codes, with a free allowance and paid plans.

A free browser QR generator with several content types, image exports and a separate QR API.

Adobe Express’s free website QR code generator creates a downloadable static code from a URL.

A QR code creation service with static and dynamic codes, design controls and free and paid plans.

A free browser accessibility toolbar with page checks and tools for inspecting visual and interaction issues.

A browser extension for checking the accessibility of the page currently open, including authenticated pages.

A browser developer-tools extension for checking page accessibility and reviewing findings by element.

IBM’s accessibility checker and toolkit help inspect web pages and identify accessibility issues.

Deque’s browser extension checks web accessibility, with a free automated scan and paid review features.

A browser code editor with HTML, CSS, JavaScript and output panels for sharing small examples.

MDN’s browser playground for editing and running HTML, CSS and JavaScript examples.

A browser front-end editor for HTML, CSS and JavaScript demos, with free public work and paid features.

A browser wireframing tool with free single-page sketches and paid project and collaboration features.

An open-source desktop wireframing application with interface stencils, multiple pages and document export.

An open-source bitmap painting application for pixel art, indexed palettes and animation work.