Kotlin and Swift

1,202 mods in this category, of every kind an agent can take. Each one carries what it costs per session, what the scan found, and whether it is the original.

android-skills

01

android/skills

Plugin Claude Code

Bundles 30 skills · 2,385 tokens together

Android skills are Google's official dedicated repository of AI-optimized, modular instructions and resources, to help LLMs better understand and execute specific patterns that follow the best practices and guidance on Android development. Android skills follow the open-standard agent skills - markdown files…

not rated 8.8k +987 changed 4d ago A tokens not measured original Apache-2.0

swift6-migration

02

steipete/agent-rules

Cursor rule Cursor

Guide for migrating Swift code to Swift 6 with concurrency and strict checking.

not rated 5.7k +2 5mo ago A 0 tokens original MIT archived

Dimillian/Skills

Skill Codex

Refactor and review SwiftUI view files with strong defaults for small dedicated subviews, MV-over-MVVM data flow, stable view trees, explicit dependency injection, and correct Observation usage. Use when cleaning up a SwiftUI view, splitting long bodies, removing inline actions or side effects, reducing computed some…

not rated 4.0k +8 6mo ago A Socket: passSnyk: passSkillSpector: pass 85 tokens original MIT

build-feature

04

signerlabs/ShipSwift

Skill Claude CodeCodex

Build an iOS feature using ShipSwift components. Use when the user says "build", "create", "add a feature", or describes an iOS feature they want to implement.

not rated 3.2k +5 yesterday A SkillSpector: warn 40 tokens original MIT

sweetpad

05

sweetpad-dev/sweetpad

Skill Claude CodeCodex

Build, run, and test Xcode and Swift Package apps from the terminal with the sweetpad CLI ("xcodebuild for humans"). Use when the user wants to compile an iOS/macOS/Swift app, run it on a simulator or device, read build errors, run tests, or inspect resolved build settings from the command line — with agent-safe…

not rated 1.9k +3 changed 21d ago A SkillSpector: warn 90 tokens original MIT

android

06

flyeric0212/cursor-rules

Cursor rule Cursor

Coding rules for native Android applications, including Kotlin, Jetpack Compose, and common application architecture patterns. Android is Google’s mobile operating system; Kotlin is a programming language commonly used for it, and Jetpack Compose is a toolkit for building screens.

not rated 1.9k +1 8mo ago A 1,831 tokens

swift-concurrency

08

AvdLee/Swift-Concurrency-Agent-Skill

Plugin Claude Code

Bundles 1 skill · 56 tokens together

Expert guidance on Swift Concurrency best practices, patterns, and implementation. Covers async/await, actors, tasks, Sendable conformance, data race prevention, and Swift 6 migration strategies.

not rated 1.7k +6 1mo ago A tokens not measured original MIT

quartz

09

vitorpamplona/amethyst

Skill Claude CodeCodex

Building on Quartz, the Kotlin Multiplatform Nostr library (com.vitorpamplona.quartz): NostrClient + a WebsocketBuilder, fetchAll/fetchFirst/fetchAllPages/publishAndConfirm, typed event builders, NostrSigner, NIP-19/NIP-05/NIP-44. Use in projects that depend on Quartz.

not rated 1.6k +2 changed 2d ago A 0 tokens original MIT

kotlin-footguns

10

maxrave-dev/kotlin-footguns

Plugin Claude Code

Bundles 11 skills · 638 tokens together

228 battle-tested traps mapping the footguns of Kotlin, Compose Multiplatform and desktop JVM development, in ten area skills plus a scanner that checks a change against them. Mined from SimpMusic, a production cross-platform app shipping since 2023; traps-first, with verification commands that were executed against…

not rated 1.4k +236 changed today A tokens not measured GPL-3.0

swift-mlx-lm

11

kellyvv/PhoneClaw

Skill Claude CodeCodex

MLX Swift LM - Run LLMs and VLMs on Apple Silicon using MLX. Covers local inference, streaming, wired memory coordination, tool calling, LoRA fine-tuning, embeddings, and model porting.

not rated 1.3k +8 2mo ago A SkillSpector: pass 52 tokens original Apache-2.0

chrisbanes-skills

13

chrisbanes/skills

Plugin Claude Code

Bundles 19 skills · 918 tokens together

Skills for Kotlin, Android, JVM, and Jetpack Compose development by Chris Banes.

not rated 1.1k +12 changed today A tokens not measured original Apache-2.0

swiftui-backports

14

shaps80/SwiftUIBackports

Skill Claude CodeCodex

Find SwiftUIBackports replacements for SwiftUI APIs unavailable on a project deployment target. Use for Swift/SwiftUI compiler availability errors, old iOS/tvOS/watchOS/macOS targets, or when implementing SwiftUI app features that may benefit from SwiftUIBackports.

not rated 1.1k 4mo ago A SkillSpector: pass 60 tokens original MIT

Kotlin/kotlin-agent-skills

Skill Claude CodeCodex

Migrates Kotlin Multiplatform (KMP) projects to Android Gradle Plugin 9.0+. Handles plugin replacement (com.android.kotlin.multiplatform.library), module splitting, DSL migration, and the new default project structure. Use when upgrading AGP, when build fails due to KMP+AGP incompatibility, or when the user mentions…

not rated 1.1k +12 11d ago A Socket: passSnyk: passSkillSpector: pass 105 tokens original Apache-2.0

write-swift

16

wangmiaozero/pi-harness

Skill Claude CodeCodex

How to write modern Swift well — modeling with value types, Swift 6 data-race safety and approachable concurrency (@concurrent, main-actor-by-default, actors, task groups), protocols and generics (some vs any), API design, performance and ARC, Swift Testing, macros, and the modern language features agents don't know…

not rated 1.0k +878 yesterday A 107 tokens AGPL-3.0

new-silvermoon/awesome-android-agent-skills

Skill Claude CodeCodex

Convert Android XML layouts to Jetpack Compose. Use when asked to migrate Views to Compose, convert XML to Composables, or modernize UI from View system to Compose.

not rated 981 +7 2mo ago A Socket: passSnyk: passSkillSpector: warn 41 tokens original Apache-2.0

wax

18

christopherkarani/Wax

Skill Codex

Swift client guidance for Wax's public Memory, PhotoMemory, and VideoMemory APIs. Use only when writing or changing Swift app code that imports Wax. Do not use at session start. Do not use for MCP remember/recall/stats — those follow the live MCP server instructions. Do not use for waxmcp install or doctor (that is…

not rated 804 changed 1mo ago A SkillSpector: pass 76 tokens original Apache-2.0

fixture-monkey

19

naver/fixture-monkey

Plugin Claude Code

Bundles 1 skill · 42 tokens together

Write Java and Kotlin test fixtures that pin only what the scenario depends on and leave the rest random.

not rated 700 +1 21d ago A tokens not measured copy · 89% Apache-2.0

compose-expert

20

aldefy/compose-skill

Plugin Claude Code

Bundles 1 skill · 185 tokens together

Compose and Compose Multiplatform expert skill — state, animations, navigation, performance, design-to-code, PR review mode, M3 motion.

not rated 597 +1 2mo ago A tokens not measured

swiftui

22

Dimillian/IcySky

Cursor rule Cursor

Rules for IcySky, a SwiftUI project for a bluesky client.

not rated 534 1y ago A 15 tokens AGPL-3.0

AvdLee/Swift-Testing-Agent-Skill

Plugin Claude Code

Bundles 1 skill · 73 tokens together

Expert Swift Testing guidance for test structure, #expect/#require usage, traits and tags, parameterized tests, async waiting patterns, parallel execution, and XCTest migration.

not rated 474 +4 1mo ago A tokens not measured original MIT

google-ai-edge/litert-samples

Skill Claude CodeCodex

Rapidly migrate an Android application from legacy TensorFlow Lite (TFLite) to the modern LiteRT CompiledModel API (2.x) in Open Source GitHub repositories, keeping the TensorFlow Lite Support Library as LiteRT Support (litert-support 2.3.0). Covers buffer reuse, NPU JIT compilation, a reference implementation, and a…

not rated 465 +4 changed 11d ago A SkillSpector: pass 101 tokens original Apache-2.0

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: