原文链接：21 Amazing Open Source iOS Apps Written in Swift
Mybridge AI 根据代码质量和start排名从900多个开源项目中选出21个开源项目。
1：Firefox iOS
[Official] Firefox iOS app built in Swift (Github Stars: 5,906).
2：WordPress for iOS
[Official] WordPress for iOS written in Swift (Github Stars: 1,225).
3：Artsy
[Official] Artsy: Auction App for Arts written in Swift (Github Stars: 1,302) Courtesy of Artsy
4：Designer News App
Designer News App Built in Swift (Github Stars: 1,760). Courtesy of Meng To
5：Flappy iOS
Flappy iOS App in Swift (Github Stars: 7,854).
6：Wire
[Official] Wire iPhone and iPad app built in Swift (Github Stars: 1,239).
7：VPN On
[Official] Turn On your VPN like a hero. Open source app built in Swift (Github Stars: 2,523).
8：Yep
Yep: A community where geniuses meet, written in Swift (Github Stars: 4,547).
9：仿微信
WeChat clone written in Swift (Github Stars: 1,219).
10：2048
2048 for Swift (Github Stars: 2,212).
11：AudioKit
AudioKit: Open-source audio synthesis, processing, & analysis platform built in Swift (Github Stars: 2,219).
12：Hacker News
A Hacker News reader in Swift (Github Stars: 1,127).
13：Furni for iOS
Furni for iOS: a furniture store app written in Swift 2 by Twitter dev team. (Github Stars: 997).
14：Dunk
Dunk: Dribbble client in Swift (Github Stars: 486).
15：Charter
Charter: An open source Swift mailing list app for iPhone and iPad (Github Stars: 255).
16：Swift Radio
Swift Radio: An open source radio station app with robust and professional features (Github Stars: 1,313).
17：CVCalendar
A custom visual calendar written in Swift (Github Stars: 1,920).
18：PixPic
PixPic: A Photo Editing App Built in Swift (Github Stars: 329).
19：Gulps
Gulps: Open source Swift app for iOS and Apple Watch for tracking daily water consumption (Github Stars: 613).
20：Youtube
Youtube iOS app clone written in swift 3 (Github Stars: 372).
21：SoundCloud
SoundCloud client written on Swift (Github Stars: 168).
