Telegram-iOS

Telegram-iOS

20 articles 8.4k View on GitHub ↗
20 articles
How Telegram-iOS Configures Build Variants for Internal versus App Store Releases

Discover how Telegram iOS configures build variants for internal and App Store releases using Xcode and Bazel for seamless feature gating.

how-to-guide
Apr 7, 2026
How Telegram-iOS Processes Voice Messages and Generates Audio Waveforms: The AudioWaveform Module Explained

Discover how Telegram-iOS processes voice messages, generating real-time audio waveforms via the AudioWaveform module. Learn about PCM capture, Opus compression, and efficient bitstream encoding.

internals
Apr 7, 2026
How Telegram Mini Apps Are Implemented in Telegram iOS: WebUI Module Deep Dive

Explore how Telegram Mini Apps are implemented in Telegram iOS. Discover the WebUI module's WebAppWebView, JavaScript bridge, and WebAppController for seamless native and web communication.

deep-dive
Apr 7, 2026
Telegram-iOS Localization and String Formatting: A Technical Guide to PresentationStrings

Discover Telegram-iOS localization with PresentationStrings. Learn how Swift wrappers and .strings files enable parameterized formatting and dynamic language packs for entity highlighting.

deep-dive
Apr 7, 2026
Memory Management and Performance Optimization Strategies in Telegram-iOS

Discover memory management and performance optimization strategies in Telegram-iOS. Learn how LRU caches, NSCache, and time-based cleanup ensure a low memory footprint for millions of users.

performance
Apr 7, 2026
How Telegram-iOS Implements iCloud Sync and CloudKit for Account Data

Discover how Telegram-iOS uses iCloud Sync and CloudKit to securely store account data, ensuring seamless syncing and reliable account recovery through encrypted emergency datacenter information.

internals
Apr 7, 2026
How Telegram Integrates Siri Shortcuts and SiriKit on iOS

Discover how Telegram iOS integrates Siri Shortcuts and SiriKit. Learn about its dedicated Intents extension for seamless messaging and calls on your iPhone.

how-to-guide
Apr 7, 2026
Push Notification Integration in Telegram-iOS: APNs and VoIP Push Implementation

Explore Telegram-iOS push notification integration using APNs and VoIP push. Learn how registration, decryption, and VoIP payloads are managed for seamless communication. Discover the technical implementation.

internals
Apr 7, 2026
How to Code-Sign Telegram-iOS: Provisioning Profiles, Certificates, and Build Configuration

Learn to code-sign Telegram-iOS with provisioning profiles and certificates. Configure your app, get a certificate, and use Make.py for automatic or manual signing.

how-to-guide
Apr 7, 2026
How App Group is Configured in Telegram-iOS for Cross-Extension Data Sharing

Discover how Telegram iOS configures its App Group dynamically for seamless data sharing across the main app, widgets, notification services, and Siri intents.

internals
Apr 7, 2026
How Telegram-iOS Uses the Metal Rendering Engine for Animated Stickers

Discover how Telegram-iOS enhances animated stickers with the Metal rendering engine, utilizing a custom GPU pipeline for efficient vector rasterization and pre-serialized frame caches.

internals
Apr 7, 2026
Telegram iOS Widget Extension Architecture: Deep Dive into WidgetItems and WidgetItemsUtils

Explore the Telegram iOS widget extension architecture. Learn about WidgetItems, WidgetItemsUtils, and WidgetDataContext for real-time message previews using App Group containers.

architecture
Apr 7, 2026

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