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Beginner Friendly Open-Source Kotlin

Good First Issues in Kotlin

Explore curated starter issues in high-scoring Kotlin repositories. Every listed issue belongs to a welcoming repository scored by C-Rank™ on PR merge rates, review responsiveness, and first-timer acceptance.

Updated: Sun, 30 Aug 2026 UTC (Live GitHub Sync)
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No active good first issues found for Kotlin.

Top Kotlin Repositories with Beginner Issues (20)

Updated Daily via GitHub GraphQL
askimo-ai
askimo
askimo-ai/askimo
SElite
383·Kotlin

AI Client for chat, RAG, plans, MCP tools, and agents. Support multiple LLMs (Anthropic, OpenAI, VertexAI, vLLM, Nvidia NIM, Gemini, OpenRouter)

#ai-assistant#artificial-intelligence#chatgpt
92%
Merge Rate
1d
Review Time
100%
1st-Timers
8 GFI
Scorecard
imashnake0
Animite
imashnake0/Animite
BSolid
509·Kotlin

AniList client for Android

#android#anime-tracker#apollographql
95%
Merge Rate
<1h
Review Time
67%
1st-Timers
2 GFI
Scorecard
Elnix90
Dragon-Launcher
Elnix90/Dragon-Launcher
BSolid
287·Kotlin

Fast Gesture based android launcher

100%
Merge Rate
3h
Review Time
100%
1st-Timers
3 GFI
Scorecard
owenlejeune
ArrMatey
owenlejeune/ArrMatey
BSolid
692·Kotlin

No repository description available.

98%
Merge Rate
22h
Review Time
100%
1st-Timers
3 GFI
Scorecard
luantak
FokusLauncher
luantak/FokusLauncher
SElite
235·Kotlin

A text based Android Launcher with powerful features

#android#android-application#android-launcher
89%
Merge Rate
<1h
Review Time
100%
1st-Timers
6 GFI
Scorecard
leonlatsch
Photok
leonlatsch/Photok
SElite
934·Kotlin

Private photo vault for Android

94%
Merge Rate
18h
Review Time
100%
1st-Timers
1 GFI
Scorecard
moneat-io
moneat
moneat-io/moneat
BSolid
292·Kotlin

No repository description available.

#datadog#datadog-agent#error
97%
Merge Rate
1d
Review Time
100%
1st-Timers
11 GFI
Scorecard
sceneview
sceneview
sceneview/sceneview
BSolid
1.3k·Kotlin

3D & AR SDK for Android (Jetpack Compose + Filament), iOS (SwiftUI + RealityKit), and Web. AI-first: llms.txt, MCP server, Copilot/Cursor rules. The only Compose-native 3D library.

#3d#ai#android
94%
Merge Rate
12h
Review Time
80%
1st-Timers
1 GFI
Scorecard
KazumaProject
JapaneseKeyboard
KazumaProject/JapaneseKeyboard
BSolid
333·Kotlin

スミレ - 完全オフラインの日本語キーボードアプリ

#japanese-kana#keyboard
96%
Merge Rate
1d
Review Time
100%
1st-Timers
1 GFI
Scorecard
hermes-webui
hermes-android
hermes-webui/hermes-android
SElite
70·Kotlin

The best way to use Hermes from your Android

90%
Merge Rate
<1h
Review Time
100%
1st-Timers
1 GFI
Scorecard
ZacSweers
metro
ZacSweers/metro
SElite
1.4k·Kotlin

A multiplatform, compile-time dependency injection framework for Kotlin

#compiler-plugin#dependency-injection#di
96%
Merge Rate
1d
Review Time
100%
1st-Timers
1 GFI
Scorecard
rawnaldclark
Stash
rawnaldclark/Stash
SElite
990·Kotlin

Your Spotify + YouTube Music library & daily mixes. Free and open source forever.

#android#exoplayer#jetpack-compose
83%
Merge Rate
5h
Review Time
86%
1st-Timers
3 GFI
Scorecard
sameerasw
essentials
sameerasw/essentials
SElite
2.7k·Kotlin

Essential tools and mods for Android nerds

#android#google-pixel#jetpack-compose
86%
Merge Rate
20h
Review Time
80%
1st-Timers
10 GFI
Scorecard
mikepenz
multiplatform-markdown-renderer
mikepenz/multiplatform-markdown-renderer
SElite
1.0k·Kotlin

Markdown renderer for Kotlin Multiplatform Projects (Android, iOS, Desktop), using Compose.

#android#compose#hacktoberfest
86%
Merge Rate
<1h
Review Time
100%
1st-Timers
1 GFI
Scorecard
open-telemetry
opentelemetry-kotlin
open-telemetry/opentelemetry-kotlin
SElite
138·Kotlin

An implementation of the OpenTelemetry specification as a Kotlin Multiplatform Library

#android#ios#javascript
88%
Merge Rate
16h
Review Time
64%
1st-Timers
1 GFI
Scorecard
osfans
trime
osfans/trime
SElite
4.6k·Kotlin

同文安卓輸入法平臺3.x/Android-rime/Rime Input Method Engine for Android

#android#chinese#ime
84%
Merge Rate
<1h
Review Time
75%
1st-Timers
1 GFI
Scorecard
leon-cleaning-services
leon
leon-cleaning-services/leon
BSolid
381·Kotlin

Android app for removing tracking parameters from shared URLs

#android#android-app#android-application
96%
Merge Rate
17h
Review Time
100%
1st-Timers
2 GFI
Scorecard
dessalines
thumb-key
dessalines/thumb-key
SElite
1.5k·Kotlin

A privacy-conscious Android keyboard made for your thumbs

#android#android-app#android-keyboard
92%
Merge Rate
8h
Review Time
71%
1st-Timers
2 GFI
Scorecard
android
nav3-recipes
android/nav3-recipes
SElite
1.4k·Kotlin

Implement common use cases with Jetpack Navigation 3

#android#compose#navigation
85%
Merge Rate
2h
Review Time
80%
1st-Timers
8 GFI
Scorecard
iamgio
quarkdown
iamgio/quarkdown
SElite
16.0k·Kotlin

🪐 Markdown with superpowers: from ideas to papers, presentations, websites, books, and knowledge bases.

#compiler#markdown#markup-language
93%
Merge Rate
1d
Review Time
100%
1st-Timers
1 GFI
Scorecard

How to make your first Kotlin open-source pull request

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