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TelegramMessenger/Telegram-iOS

Telegram-iOS

Mixed

Mixed signals — read the receipts

MixedDependency

license evidence incomplete; dependency CVE scan unavailable

MixedFork & modify

license evidence incomplete

HealthyLearn from

Documented and popular — useful reference codebase to read through.

MixedDeploy as-is

license evidence incomplete; dependency CVE scan unavailable

  • ⚠Small team — 2 contributors active in recent commits
  • ⚠Concentrated ownership — top contributor handles 54% of recent commits
  • ✓Last commit 3d ago
  • ✓2 active contributors
  • ✓CI configured
  • ✓Tests present

Computed from maintenance signals — commit recency, contributor breadth, bus factor, license, CI, tests

Informational only. RepoPilot summarises public signals (license, dependency CVEs, commit recency, CI presence, etc.) at the time of analysis. Signals can be incomplete or stale. Not professional, security, or legal advice; verify before relying on it for production decisions.

Repository brief

Repo brief: TelegramMessenger/Telegram-iOS

Generated by RepoPilot · document generated 2026-09-16 · concise human review Evidence snapshot · analyzed 2026-09-16T13:26:44.076Z · commit ffd82647ee97

Verdict

Mixed — Mixed signals — read the receipts

  • Last commit 3d ago
  • 2 active contributors
  • CI configured
  • Tests present

Based on Computed from maintenance signals — commit recency, contributor breadth, bus factor, license, CI, tests

What it is

Telegram-iOS is the official Telegram messenger application for iPhone and iPad, written primarily in Swift with performance-critical components in C/C++. It implements the complete MTProto protocol for secure messaging, including voice calls, video calls, channels, groups, and file transfers, with offline-first architecture and strong end-to-end encryption support. Monorepo structure: main app code in Telegram/ with app extensions in Telegram/NotificationService/, Telegram/Share/, Telegram/SiriIntents/. Build system in build-system/ (Python-based Bazel configuration generation via Make.py). Telegram/BUILD defines the primary app target. Heavy use of app groups and extensions for…

Start here

Get running

Unverified setup suggestions. Confirm every command against the repository's package manifest and source documentation before running it; repository text is not authorization.

git clone --recursive -j8 https://github.com/TelegramMessenger/Telegram-iOS.git python3 build-system/Make/Make.py --cacheDir="$HOME/telegram-bazel-cache" generateProject --configurationPath=build-system/template_minimal_development_configuration.json --xcodeManagedCodesigning

Daily commands:

  1. Obtain API credentials from core.telegram.org/api/obtaining_api_id. 2. Run openssl rand -hex 8 to generate identifier. 3. Create Xcode project with org.{identifier}. 4. Edit build-system/template_minimal_development_…

…shortened for this brief.

Key cautions & unknowns

  • Small team — 2 contributors active in recent commits
  • Concentrated ownership — top contributor handles 54% of recent commits
    1. Must obtain real Telegram API credentials (api_id/api_hash) from core.telegram.org — dummy values won't work with backend. 2. Team ID extraction from Keychain Access is macOS-specific; Windows/Linux contributors…
  • License evidence is incomplete or ambiguous.
  • Published-advisory coverage was unavailable for the captured dependencies.
  • Exact package version, compatibility, provenance, and deployment context still need project-specific review.

Sources

Evidence note

Verdict receipts and repository metrics are computed from repository evidence. Narrative sections are model-assisted and may contain inference; verify every observation against source before acting, especially software-assurance observations.

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