Allana Akhtar

USA TODAY

SAN FRANCISCO – Apple’s Worldwide Developers Conference took place in San Francisco Monday morning, where the company introduced significant upgrades to iOS and its other operating systems, including redesigns to Apple Music and Messages.

Apple also opened three key features – Siri, Maps and Messages – to third party developers and created the Home app to make for easier control of HomeKit using an iPhone, iPad or Watch.

Details of the new features, plus reactions from our staff and other attendees, can be found in the live blog of the conference below.

Times Pacific:

11:55 am Cook says technology ought to lift humanity, calls iOS release the "mother of all releases." Thanks the audience and Apple community and ends WWDC.

11:46 am Tim Cook returns to stage to introduce Swift Playgrounds, app on iPad that allows people to learn Swift programming language. App varies from teaching young people simple code to introducing more complicated coding features.

"Swift Playground will revolutionize the way people learn to code," Cook said. "We believe it's the absolute best way to teach everyone to code."

11:38 am Apple opens Messages to developers alongside Siri and Maps. Possibilities include payments within messages and artist-created stickers.

Apple offers slew of updates to its iOS platform at WWDC

11:27 am Updates to Messages app: video plays within transcript, "emojifyable" words can be tapped and turned into emojis, support hand written messages. "Children of tomorrow will have no understanding of the English language," Federighi jokes after introducing new emoji features.

11:21 am Home app introduced, which can control home settings on HomeKit from the App or from the Control Center, including controlling thermostat, door locks and blinds. Watch and iPad also include Home app. "This year we're taking the next big step for HomeKit and iOS in the home," Craig Federighi said.

11:13 am Apple Music get's a face lift: redesigned for easier navigation, includes lyrics with songs, smarter recognition for suggested playlists. Apple announces Apple Music has 15 million paid subscribers.

Apple upgrades Music app

11:03 am Apple introduces artificial intelligence feature on Photo app. Feature automatically creates a "memory," gathering pictures from event and making a short video for photos. Memories recognize people, location and mood of the photos, according to Federighi

10:56 am Siri is being opened up to developers. Expansion of Siri comes at crucial time, as its current limited utility risks putting Apple below competitors in developing artificial intelligence and natural-language learning that can simulate human conversations.

Apple's WWDC is part catch-up, part Siri tweaks

10:52 am Craig Federighi raises his wrist, and his phone wakes up without having to unlock. One of many changes coming to iOS 10.

10:48 am Federighi introduces Siri improvements, including responding to more complicated queries and asking follow-up questions, and bringing the voice recognition software to Macs.

10:44 am Craig Federighi says Apple is bringing Apple Pay to the web. Lauds global reach of Apple Pay, says it exists in countries like the U.S., U.K. and China, and coming to Switzerland, France and Hong Kong soon.

10:39 am Federighi then talks about continuity features for macOS which includes universal clipboard. Also introduces feature which syncs desktop files to all devices.

10:36 am Craig Federighi , senior vice president of Software Engineering, introduces new name of "world's fastest" desktop operating system: macOS.

10:32 am Eddy Cue, Senior VP of Internet Software and Services, introduces new Siri feature on Apple TV which allows you to search topics through Siri. Searches 650,000 movies and TV, and searches through YouTube.

10:25 am Apple launches Breath app -- deep breathing app to help you pace yourself during a hectic day.

10:14 am Apple's Kevin Lynch introduces Apple Watch software to make usage faster. It's watch OS 3.

10:09 am Says there are 2 million apps on Apple store. (The problem, of course, is the same apps continue to dominate, year after year -- Facebook and Google apps, Snapchat, Uber and Spotify).

Apple's aging app platform fights apathy, bot wave

10:00 am Tim Cook opens the conference by paying tribute to Orlando victims. "Senseless, unconscionable act of terrorism." Asks for a moment of silence to honor victims and people who loved them.