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Top 23 Kotlin Retrofit Projects
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awesome-android-kotlin-apps
👓 A curated list of awesome android kotlin apps by open-source contributors.
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AppSignal
Monitoring that respects your time & budget. APM, error tracking, and dashboards for modern web apps. Ten-minute setup, transparent flat pricing, and support from engineers who actually use the product.
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Project mention: Fetch VS SimpleDownloader - a user suggested alternative | libhunt.com/r/tonyofrancis/Fetch | 2026-09-07
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sandwich
🥪 Sandwich is an adaptable and lightweight sealed API library designed for handling API responses and exceptions in Kotlin for Retrofit, Ktor, and Kotlin Multiplatform.
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Kizzy
A Discord Rich Presence manager for Android fully written in Kotlin. Made with jetpack compose and material3
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retrosheet
📃 Turn Google Spreadsheet to JSON endpoint (without any login/auth). Supported Platforms: Android, iOS, JVM and JS. Thanks to Kotlin Multiplatform 🙏🏼
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EitherNet
A multiplatform, pluggable, and sealed API result type for modeling network API responses.
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Kargo
Stop Scripting Promotions. Start Shipping with Kargo. Kargo automates promotion across dev, staging, and prod with approval gates and verification. Open source, built by the team behind Argo CD. Download now.
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retrofit-adapters
🚆 Retrofit call adapters for modeling network responses using Kotlin Result, Jetpack Paging3, and Arrow Either.
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AvengersChat
💙 Android sample Avengers chat application using Stream Chat SDK based on MVVM (ViewModel, Coroutines, Room, Hilt, Repository) architecture.
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stream-draw-android
🛥 Stream Draw is a real-time multiplayer drawing & chat game app built entirely with Jetpack Compose.
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mentorship-android
Mentorship System is an application that matches women in tech to mentor each other, on career development, through 1:1 relations during a certain period of time. This is the Android application of this project.
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Project mention: You're not a good Indie Developer if you don't write test cases: I said it. | dev.to | 2026-04-27
I don’t claim to be an expert indie dev, but I am an active one. I’ve spent the last year building Quotes App and MovieFlix, and honestly, the process taught me more than any tutorial could. With 200+ GitHub stars between them, I figured it was time to share what I’ve learned about the solo dev grind
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MovieHub
An Android application that allows users to browse and search for movies, providing detailed information and ratings for each movie.
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ContextualCards
A standalone Android container that can be used to display Contextual Cards that are rendered using JSON from an API
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eth-inspector
EthInspector - Ethereum blockchain explorer native Android application with Jetpack Compose
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SaaSHub
SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives
NOTE:
The open source projects on this list are ordered by number of github stars.
The number of mentions indicates repo mentiontions in the last 12 Months or
since we started tracking (Dec 2020).
Kotlin Retrofit discussion
Kotlin Retrofit related posts
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Audire: Identify music playing around you
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Retrofit handle error
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Retrofit — Effective error handling with Kotlin Coroutine and Result API
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what is the best way to develop Android apps in 2022 please mention the best technologies?
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Esito: Esito ambition is to be your return type for suspending functions
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Good luck trying to find an important file
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A project contains Single Activity, Navigation Component, Dependency Injection with Hilt, RecyclerView with DiffUtils, MVVM Architecture + Clean Architecture, Kotlin, Coroutines, Retrofit, Paging V3
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A note from our sponsor - AppSignal
www.appsignal.com | 11 Sep 2026
Index
What are some of the best open-source Retrofit projects in Kotlin? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | awesome-android-kotlin-apps | 2,727 |
| 2 | Fetch | 1,822 |
| 3 | sandwich | 1,770 |
| 4 | Kizzy | 1,235 |
| 5 | retrosheet | 1,005 |
| 6 | EitherNet | 791 |
| 7 | NetworkResponseAdapter | 559 |
| 8 | retrofit-adapters | 555 |
| 9 | audire | 479 |
| 10 | AvengersChat | 361 |
| 11 | stream-draw-android | 341 |
| 12 | Cinemax | 264 |
| 13 | mentorship-android | 169 |
| 14 | Quotes-app | 116 |
| 15 | Retromock | 71 |
| 16 | KMP_Stock_Price | 38 |
| 17 | my-movies-android | 27 |
| 18 | WeatherForecast | 24 |
| 19 | Schedura | 12 |
| 20 | http-request-kotlin | 11 |
| 21 | MovieHub | 5 |
| 22 | ContextualCards | 5 |
| 23 | eth-inspector | 4 |
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