- Creating a document centric iPhone/iPad application
This article explains how to read and write files from and to your app’s private Documents folder, i.e. the folder when an app can store its own settings file, or data/document files created by the user with the app (say your app is a text editor, for example). The most inte…[more]
- In Application Emailing
A lot of modern app integrate features like "share by email", or "contact support by email". Instead of closing your app and launching the external default Mail app to send out a mail, a better alternative is using the MessageUI framework and the MFMailCompose…[more]
- How To Integrate Google Analytics Tracking Into Your Apps In 7 Minutes
Any web developer and web master knows Google Analytics, the most popular free service to track much of what happens on a website: visits, pageviews, browsers, referrers, keywords, navigation paths and much more. Google expanded its analysis service to the mobile world, and this …[more]
- Local Notifications
You probably already know about Push Notifications: they are sent from a server to the iPhone/iPad, and are used to notify the user about something happening remotely, such as a new post available on a RSS feed, a new incoming Instant Message, a new Facebook post on your wall, et…[more]
- Fonts for iPad & iPhone
A useful list of fonts supported on the iPhone and iPad. Whether you’re developing a native or web-based app for these devices, you should take this list on your side to quickly see what fonts you have at your disposal. A few notes: (1) TypeKit is adding support for web font…[more]
- Objective-C Beginner’s Guide
This complete tutorial introduce you all the basics to understand the Objective-C language: you’ll learn what is and how to implement or use classes, constructors, methods, inheritance, polymorphism, exceptions, categories, protocols. Memory management is also covered (how t…[more]
- zxing
ZXing (pronounced "zebra crossing") is an open-source, multi-format 1D/2D barcode image processing library implemented in Java. It currently supports UPC-A and UPC-E, EAN-8 and EAN-13, Code 39, Code 93, Code 128, QR Code, ITF, Codabar, RSS-14 (all variants), Data Matrix…[more]
- ZBar bar code reader
ZBar is an open source software suite for reading bar codes from various sources, such as video streams, image files and raw intensity sensors. It supports many popular symbologies (types of bar codes) including EAN-13/UPC-A, UPC-E, EAN-8, Code 128, Code 39, Interleaved 2 of 5 a…[more]
- FontLabel
This project provides 4 classes and 2 categories which are used to render text in custom fonts (for example the .ttf fonts freely downloadable from http://www.webpagepublicity.com/free-fonts.html).
ZFont is the equivalent of UIFont but for arbitrary fonts. FontManager is u…[more]
- MGTwitterEngine
A class which lets you integrate Twitter support into your iPhone application, by making use of the Twitter API. The entire API is covered, and appropriate data is returned as simple Cocoa objects (NSArrays, NSDictionarys, NSStrings, NSDates and so on), for very easy integration …[more]
- iPad VGA Output
An open source iPad application showing how you can display content on an external display via the iPad VGA adapter. It includes a window which goes on the external screen, and a window which goes on the iPad, and shows how to detect supported external resolutions.
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- MGImageUtilities
MGImageUtilities is a collection of useful UIImage categories for iPad and iPhone, including image-tinting and image-cropping functionality (which explicitly supports multiple orientations, and high-resolution Retina Displays).
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- MGSplitViewController
MGSplitViewController is an enhanced replacement for UISplitViewController on the iPad. It allows displaying the master view in either orientation, toggling it with animation, changing the split from horizontal to vertical, dragging the divider, and more.
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- ZipArchive
If your app needs to work with large files, save them locally or maybe download/upload them, it might be good practice to work with zipped files, so that they take less space, and consume less bandwidth and download/upload time. This open-source library includes an Objective-C im…[more]
- cocos2d for iPhone
Games is the most popular category in the app store. But games are also one of the most difficult types of apps to develop, especially if you use code directly against low-level frameworks such as Open GL ES.
Cocos2d for iPhone is a framework built on top of Open G…[more]
- MBProgressHUD
When your iPhone app needs to perform a lengthy operation, so you do two things: (1) execute the operation on a separate thread, so that the UI doesn’t freeze (2) show a spinning icon or something animated to entertain the user while telling it that the app is actually doing…[more]
- SFHFKeychainUtils
If your iPhone app needs to store login credentials between sessions, you must download this library, period. Working with the low-level functions to safely store and retrieve passwords to and from the KeyChain is quite complex and can be very time consuming the first time you do…[more]
- KissXml
Sure, many web services now use JSON as their favorite exchange format, but XML is still used a lot. In the "full" Cocoa you find NSXML, i.e. a set of classes (NSXMLDocument, NSXMLElement, NSXMLNode etc.) that parse XML text and represent it in a hierarchical in-memory …[more]
- RegexKitLite
Regular expressions are one of the best inventions for developers. If you don’t know what they are, you’re literally missing a world of opportunities. Finding, extracting and replacing substrings from a large chunk of text can be a simple (and clean) task with a regex. …[more]
- json-framework
Nowadays when you can a "web service", it’s probably some sort of RESTful service that work with the JSON format for input parameters and output results. JSON has actually became more popular than XML in modern web 2.0 services and "mesh-ups", because it&…[more]
- OpenFlow
Do you like CoverFlow, the 3D interface that Apple implemented for the iPod app to let you browse through your albums when the iPhone is in landscape orientation? Would you like to use it in your own app? Apple’s Private SDK has a UICoverFlowLayer class for that, but…being…[more]
- Three20
Originally developed by Joe Hewitt, the author of the great Facebook iPhone app, this framework is a rich set of classes and components that extend the base SDK classes such as UIButton, UILabel or UITableViewController. The inherited classes (with a "TT" prefix instead…[more]
- 4 Views of the iPad
A PSD with 4 views of the iPad (front, back, face up, face up and in perspective that you can use as containers for your app’s screenshots, so that you can use a more realistic and beautiful image in your presentations or on the app’s website.
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- iPhone / iPad icon PSD template
This PSD serves as a template for creating the main icon of your iPhone / iPad app. It is based off the exact overlays, outlines, and masks the iPhone and iPad OS use to mask icons. This lets you preview the pre-supplied gloss, or modify it. It’s made up entirely of shape layers …[more]
- Gesturecons – Multi-Touch Icons
Cool iPhone/iPad applications offer cool ways to interact with the functions and the data of the app…and this usually means making use of geatures such as double tab, finder slide, pinch, zoom, rotate, scroll etc. Documenting these types of interaction is important if you don&#…[more]
- Touchscreen Hand Gestures
Stencils for OmniGraffle containing a collection of drawn hands for documenting touchscreen interactions such as tap, swipe, pinch, zoom, slide. Even if you don’t own or use OmniGraffle, you might make a screenshots of the drawings on the download page, and cut them around t…[more]
- 60 free Icons | Yummygum
A collection of 60 free vector icons, all in a PSD Photoshop file. Icon are distributed in 32×32 and 16×16 size, are perfect for iPhone/iPad, but also for modern websites, and include the following: Account, Accounts, Calendar, Chat, Film, Photos, Home, Music, Dashboard, Monitor,…[more]
- 30 free iPhone TabBar Icons | Dezinerfolio
A collection of 30 free icons, in vector format, that you can use in iPhone/iPad TabBars. Subjects include: Settings, Magnify, Chat, Clip, Key, Lock, Paper, Anchor, Tag, Home, Bookmark, Camera, Tool, Person, User, Star, Scissors, Bar Chart, Pie Chart, Pencil, Phone, Printer, RSS,…[more]
- iPhone 4 PSD
A PSD file representing the iPhone 4 with some sample content. You can use the iPhone 4 image as a container for a screenshot of your app, so that it looks more realistic and beautiful (because of the beauty of the container 🙂
Another PSD linked in this resources collecti…[more]
- iPhone 2G / 3G / 3GS PSD
This PSD contains layers that represent the front and back sides of the iPhone 2G (the one with the beautiful back, half aluminum and half black plastic), 3G and 3Gs. You can use this images (well, the front-side ones) as a container for screenshots of your apps, to be used in pr…[more]
- iPad vector GUI elements
This set contains a scalable and totally editable vector version of almost all iPad UI elements, including buttons, tabs, menus, keyboard, balloons, etc. Useful to have even if you typically work with PSD kits, since you can import Illustrator files in Photoshop.
…[more]
- iPhone UI Vector Elements
This awesome kit, designed by the developers of the USA Today iPhone app, includes the vector representation of practically all iPhone’s UI elements. There’s everything, from buttons and textboxes, to sliders, list and pickers, to a complete collection of different keyb…[more]
- FreshBooks iPhone Application GUI
This PSD kit contains layers for buttons, navigation bars, lists and other typical elements of any iPhone UI. However, it’s different from other PSD kits in this collection: it doesn’t reproduce 1:1 the colors of the standard UI controls…the designer didn’t like …[more]
- OmniGraffle Design Stencil for iPhone and iPad
A stencil for designing iPhone OS applications for iPhone, iPod touch and iPad devices. All stencils have been originally created by hand from native and custom created OmniGraffle shapes then grouped for ease of use (so no PSD file that you can open with Photoshop and work with …[more]
- Ultimate iPhone Stencil
This stencils kit includes the typical UI elements such as backgrounds, title bars, buttons, selectors, toolbars, textboxes etc. But it also includes other elements not found in other kits, such as the Media Player controls, and the entire views for the Photo Gallery explorer. A …[more]
- Yahoo! Design Stencils
Available for OmniGraffle, Visio (XML), Adobe Illustrator (PDF and SVG), and Adobe Photoshop (PNG), this kit includes stencils for the following user interface items: Ad Units, Calendars, Carousels, Charts and Tables, Form Elements, Grids, Menus and Buttons, Mobile – General, Mob…[more]
- iPhone PSD Vector Kit
This set comes with several button elements as well as six different iPhone interface options. This pack may be useful for mobile developers and front-end designers who need a professional way to show mock-ups to clients or to work out ideas. You can use the set for all of your p…[more]
- 5 free iPhone TabBar and Toolbar Icons
The iPhone Common Icon Set contains icons that will be usefull for most iPhone applications, such as home, subscribe, info, help and update. The icons come in two sizes suitable for applications that use either a TabBar or a Toolbar.
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- 64 free iPhone Toolbar Icons | app-bits
A set of 64 toolbar icons for the iPhone toolbar. These buttons contain beautiful shaded portions to give added depth and to highlight icon features. New: The download now has hi-res versions (52×52) for iPhone 4, in addition to the standard (26×26) version! You can’t edit t…[more]
- 160 free iPhone Toolbar Icons | PixelPressIcons
A great collection of 160 PNG icons specifically made for iPhone toolbars. They will really look great in your apps…and you’ll like to know that the author is giving them away for free for anyone to use *commercially*. Basically, you may use or modify these icons in any wa…[more]
- Glyphish Icon Set
A set of 130 great icons, in 24-bit PNG format, designed and carefully optimized for use on toolbars and tab bars in iPhone & iPad apps. The icons and shared under a Creative Commons Attribution license, and are a great addition to any developer’s or artist’s toolki…[more]
- iPad GUI PSD
This is the iPad version of the iPhone-PSD-Kit also described in this resource collection. It’s a big PSD file with most of the typical elements of the iPad user-interface: pop-overs, tables, lists, buttons, navigation bars, toolbars, search bars, pickers, textboxes, sliders…[more]
- iPhone GUI PSD 4.0
This is the updated and considerably extended version of the 3.0 PSD also described in this resource collection. It’s a big PSD file with most of the typical elements of the iPhone 4.0 user-interface: buttons, navigation bars, toolbars, search bars, pickers, textboxes, slide…[more]
- iPhone GUI PSD 3.0
A big PSD file (to be opened with Photoshop) with most of the typical elements of the iPhone 3.0 user-interface: buttons, navigation bars, toolbars, search bars, pickers, textboxes, sliders, switches, progress bars, keyboards etc. A great kit for creating real-looking mock-ups.
…[more]