Developer Tools

Website speed tests from locations around the world are provided by Geofetcher.

Generate app icons for Android, iOS, and web projects with IconKitchen.

HTML5 video playback with danmaku comments is available through the DPlayer player component.

Carbon creates and shares images of source code with customizable presentation styles.

OpenCV provides computer vision libraries, tools, and hardware support for real-time optimized applications.

Code2Flow converts code or pseudocode into editable flowcharts with export options.

Search for code, files, and paths across GitHub repositories with grep.app.

namae checks whether an app name is available across multiple major registries.

Browse Free For Life, a list of products and services described by its site as completely free.

Code snippets can be presented as images with Chalk, a source code image generator.

Pingdom Website Speed Test analyzes page loading performance and offers information to improve website speed.

PageSpeed Insights evaluates page speed and offers performance information for web pages.

Test integrations with this page, which adds a standard reCAPTCHA widget to a demo form.

A command-line file-transfer program with SFTP support, queues and scripting for repeatable transfer jobs.

AnimateCode creates animated transitions for code presentations and demos.