arrow-kt/arrow

The perfect companion for your Kotlin journey - Inspired by functional, data-oriented and concurrent programming

GitHub repository with 6,554 stars and 469 forks.

Language: Kotlin

Topics: functional-programming, kotlin-library, monads, functional-data-structure, kotlin, fp-types, for-comprehension, optics, polymorphism, typed-lambda-calculus

Open provider repository

24h trend summary

Trending score 0.31, activity score 1.79, stars gained -4, forks gained +1.

Latest metric snapshot

2026-06-05: 6,554 stars and 469 forks.

Similar repositories

  1. 1. arrow-kt/arrow

    The perfect companion for your Kotlin journey - Inspired by functional, data-oriented and concurrent programming

    GitHub repository with 6,554 stars and 469 forks.

    Trending score: 0.31; stars gained: -4; forks gained: +1.

    Language: Kotlin

    Topics: functional-programming, kotlin-library, monads, functional-data-structure, kotlin, fp-types

  2. 2. kickstarter/android-oss

    Kickstarter for Android. Bring new ideas to life, anywhere.

    GitHub repository with 5,782 stars and 989 forks.

    Trending score: 0.05; stars gained: +0; forks gained: +0.

    Language: Kotlin

    Topics: android-development, android, functional-programming, rxjava, functional-reactive-programming, frp

  3. 3. respawn-llc/ApiResult

    Kotlin Multiplatform Error Handling. Catch and handle all errors. Avoid Crashes. Like Arrow but without the black magic. No boilerplate. No performance overhead. 90+ operators.

    GitHub repository with 66 stars and 1 forks.

    Trending score: 0.04; stars gained: +0; forks gained: +0.

    Language: Kotlin

    Topics: android, arrow, arrow-kt, error-handling, functional-programming, kmm

Trending in Kotlin

  1. 1. 2dust/v2rayNG

    A V2Ray client for Android, support Xray core and v2fly core

    GitHub repository with 57,493 stars and 7,531 forks.

    Trending score: 3.93; stars gained: +128; forks gained: +12.

    Language: Kotlin

    Topics: android, proxy, socks5, shadowsocks, trojan, v2ray

  2. 2. ximeiorg/Xime

    我的自用安卓输入法,基于Rime 构建,支持五笔/拼音/自定义方案。相关功能由本人设计的本地AI模型驱动

    GitHub repository with 253 stars and 14 forks.

    Trending score: 3.03; stars gained: +27; forks gained: +2.

    Language: Kotlin

  3. 3. MorpheApp/morphe-manager

    Morphe app patcher for Android

    GitHub repository with 5,534 stars and 118 forks.

    Trending score: 2.88; stars gained: +44; forks gained: +2.

    Language: Kotlin

    Topics: android, app, patcher, apk, morphe, youtube

  4. 4. theovilardo/PixelPlayer

    privacy-first Android music player built with Material 3 Expressive. Play offline, sync lyrics, fine-tune with equalizer presets, and cast to your devices.

    GitHub repository with 4,717 stars and 374 forks.

    Trending score: 2.53; stars gained: +30; forks gained: +1.

    Language: Kotlin

  5. 5. 1372Slash/Zenith

    A Material Design 3 Expressive Digital Wellbeing App

    GitHub repository with 176 stars and 6 forks.

    Trending score: 2.52; stars gained: +28; forks gained: +1.

    Language: Kotlin

    Topics: android, compose, digital-wellbeing, kotlin, material-design, material-design-3-expressive

  6. 6. NikhilKain/vyxel-apps

    Open-source GitHub-powered Android app store

    GitHub repository with 287 stars and 5 forks.

    Trending score: 2.47; stars gained: +23; forks gained: +1.

    Language: Kotlin

Trending topic: functional-programming

  1. 1. NixOS/nix

    Nix, the purely functional package manager

    GitHub repository with 17,019 stars and 1,935 forks.

    Trending score: 2.09; stars gained: +12; forks gained: +2.

    Language: C++

    Topics: nix, functional-programming, c-plus-plus, package-manager, declarative-language

  2. 2. lichess-org/lila

    ♞ lichess.org: the forever free, adless and open source chess server ♞

    GitHub repository with 18,312 stars and 2,683 forks.

    Trending score: 1.10; stars gained: +7; forks gained: +2.

    Language: Scala

    Topics: chess, free-software, functional-programming, game, lichess, non-profit

  3. 3. roc-lang/roc

    A fast, friendly, functional language.

    GitHub repository with 5,700 stars and 381 forks.

    Trending score: 0.77; stars gained: +2; forks gained: +0.

    Language: Zig

    Topics: functional-language, functional-programming, language, roc-lang

  4. 4. DataHaskell/dataframe

    A fast, safe, and intuitive DataFrame library.

    GitHub repository with 249 stars and 46 forks.

    Trending score: 0.60; stars gained: +3; forks gained: +0.

    Language: Haskell

    Topics: dataframe, exploratory-data-analysis, functional-programming

  5. 5. hazelgrove/hazel

    Hazel, a live functional programming environment with typed holes

    GitHub repository with 1,093 stars and 63 forks.

    Trending score: 0.58; stars gained: +1; forks gained: +0.

    Language: Reason

    Topics: editor, functional-programming, ocaml, elm, reasonml, holes

  6. 6. marcoturi/fastify-boilerplate

    Fastify 5 application boilerplate based on clean architecture, domain-driven design, CQRS, functional programming, vertical slice architecture for building production-grade applications 🚀

    GitHub repository with 450 stars and 50 forks.

    Trending score: 0.41; stars gained: +1; forks gained: +0.

    Language: TypeScript

    Topics: backend, clean-architecture, cqrs, ddd, fastify, graphql