# Firebase Crashlytics

> Comprehensive guide for Firebase Crashlytics, including provisioning and SDK usage. Use this skill when the user needs help setting up Crashlytics, adding.

- Skill: `yigityildiz0/firebase-crashlytics` (Agent Skill, multi-file: 3 files)
- Install (CLI): `npx skillmds@latest add yigityildiz0/firebase-crashlytics`
- Raw SKILL.md: https://api.skillmd.com/api/skills/yigityildiz0/firebase-crashlytics/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: yigityildiz0 (https://skillmd.com/u/yigityildiz0)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/yigityildiz0/firebase-crashlytics

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# Crashlytics

This skill provides a complete guide for getting started with Crashlytics on Android or iOS. Crash data collected from client applications can be read using the MCP server in the Firebase CLI.

## Prerequisites

Provisioning Crashlytics requires both a Firebase project and a Firebase app, either Android or iOS. To read the data collected by Crashlytics, install the MCP server in the Firebase CLI. See the `firebase-basics` skill for references.

## SDK Setup

To learn how to setup Crashlytics in your application code, choose your platform:

*   **Android**: [android_setup.md](references/android_setup.md)
*   **iOS**: [ios_setup.md](references/ios_setup.md)

## SDK Usage

The SDK provides a number of features to make crash reports more actionable.

* Add custom keys
* Add custom logs
* Set user identifiers
* Report non-fatal exceptions

To learn how to customize crash reports and add additional debugging data, consult the documentation for your platform.

*   **Android**: [Customize Crash Reports for Android](https://firebase.google.com/docs/crashlytics/android/customize-crash-reports.md)
*   **iOS**: [Customize Crash Reports for Apple Platforms](https://firebase.google.com/docs/crashlytics/ios/customize-crash-reports.md)