Apps with 'User interface' feature Page 3 of 7

Collection of free and beautiful vector icons for your website, applications, slides ... Search among hundreds of icons and images. Easy and fast CDN integration on any web page.

Codeless or low-code User Experience test editing and management using Selenium to perform testing or UI automation. Uier tends to be a free self hostable alternative to Applitools, Endtest, Ghost Inspector, Usetrace, Screenster and many others.

NoesisGUI is a User Interface middleware for videogames and realtime applications:

Premium designed free icon set with marks in SVG, Webfont and raster formats. CoreUI Icons are beautifully crafted symbols for common actions and items. You can use them in your digital products for web or mobile app.

Graphical application for generating different color variations of a Oomox (Numix-based), Materia and Arc themes (GTK2, GTK3), Gnome-Colors and Archdroid icons and terminal.

iced is a cross-platform GUI library for Rust. It is inspired by Elm, a delightful functional language for building web applications.

UXPin is a web-based system for managing design documents like wireframes, sitemaps, persona descriptions or flowcharts. It lets you upload image files, invite teammates to review and comment on them, and keep track of revisions.

NegativeScreen is a Windows application allowing you to invert your screen colors.

UI Builder – Mockup Tool is a fast Web Wireframe & Web Design Tool that lets you sketch UI layouts on any live page or on a new blank page. Quickly show clients possible design changes directly on the live website, without switching tools.

Very fast BASIC like programming language for console and gui applications, automate process, automate data exchange, connect to databases, send mails, ftp, rest api, parsing, tokenizing, files, OpenGl, graphics, sound, printing ... much more.

A desktop application that enhances X (formerly Twitter) with customizable features like ad blocking, UI modifications, and quality-of-life improvements.

Like Sketch but with interactive components, box model layout and React export.

W2UI is a small JavaScript UI library with a complete set of widgets: layout, grid, sidebar, toolbar, tabs, fields, popup, utilities.

SPB Mobile Shell introduces the next generation user interface while keeping all advantages of a Windows Mobile device. Prize USD 29.95 or as a gift from your phone provider. Cool widgets to customize your Home screen.

Ai assisted pixel perfect app mockups directly on iPad or macOS.

Userflows turns your Marvel prototypes into interactive user journeys that give you a birds-eye view of how users will move from screen to screen, helping you tell a better story to developers, stakeholders and clients.

Create fully-interactive high-fidelity prototypes that look and work exactly like your app should. No coding required. Companies like IDEO, Disney, Paypal, Airbnb and more use Proto.io.

Framer Preview is the best way to view and interact with your prototypes on an iOS or Android device.

Pixate generates 100% native prototypes, so you can experience your ideas on device as if they’re completely real.

Preact is a fast UI framework with the same same ES6 API as React but just 3kB in size. Virtual DOM Components and high React compatibility help with familiarity and re-usability.

Bash functions library for *BSD and GNU/Linux that aims to give simple GUI functions using yad, gtkdialog, kdialog, zenity, Xdialog, (c)dialog, whiptail or bash builtins depending on KDE or GNOME running or not, Yad/Gtkdialog/Xdialog installed or not and, eventually, X...

UXCam is an app analytics tool that has the goal to let you understand your app user experience.

Userbrain is a remote usability testing service with focus on continuous testing. You can order and watch videos of real people interacting with your website. You will hear what users think and see what they do.

Cadencii is a program that allows cross-importation of vocal MIDI, VSQ, UST, and VSQX files. It supports both UTAU and Vocaloid voice banks.

A design tool to draw user interfaces, create interactive prototypes and make animations.