mobile-offline-support

Offline-first mobile apps with local storage, sync queues, conflict resolution. Use for offline functionality, data sync, connectivity handling, or encountering sync conflicts, queue management, storage limits, network transition errors.

1.36x

Quality

93%

Does it follow best practices?

Impact

100%

1.36x

Average score across 3 eval scenarios

Securityby

Passed

No known issues

Evaluation results

100%

40%

Field Technician Work Order App — Offline Mode

React Native sync queue management

Criteria

Without context

With context

AsyncStorage import

100%

NetInfo import

100%

Queue max size constant

100%

Overflow discards oldest

100%

Queue persistence on save

100%

Auto-sync on reconnect

100%

Local-first save

100%

Cache-first read

100%

Failed items retained

100%

Queue cleared when empty

100%

20%

Collaborative Inspection Report App — Sync Conflicts & Status UI

Conflict resolution and offline UI indicator

Criteria

Without context

With context

Conflict uses updatedAt

100%

Last-write-wins logic

33%

100%

NetInfo in indicator

100%

Correct offline message

100%

Returns null when online

100%

Banner container

100%

Listener cleanup

100%

resolveConflict exported

100%

No overwrite both

100%

NetInfo import package

100%

20%

iOS Inventory Tracker — Offline Core Data Backend

iOS Core Data offline sync with retry

Criteria

Without context

With context

NSPersistentContainer used

100%

Auto-merge enabled

100%

NWPathMonitor used

100%

Published connectivity

100%

Connection type tracking

100%

CachedItem syncStatus

100%

PendingAction retryCount

100%

Max retries is 3

100%

Exceeded retries deleted

100%

Sync triggered on connect

100%

Retry count incremented

100%

Repository: secondsky/claude-skills
Commit: 90d6bd7

Evaluated: 29 days ago
Agent: Claude Code
Model: Claude Sonnet 4.6

Table of Contents

Field Technician Work Order App — Offline Mode Collaborative Inspection Report App — Sync Conflicts & Status UI iOS Inventory Tracker — Offline Core Data Backend

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