Back to Topics Directory
Topic Hub

#functional (30 Repositories)

Ranked open-source repositories tagged with #functional, scored by pull request acceptance likelihood and maintainer engagement velocity.

Topic Avg Merge Rate

40.2%

Avg Review Latency

29.8h

Filter by language

30 repositories tagged #functional

A TierJava 11.5k

apple/pkl

A configuration as code language with rich validation and tooling.

73.9%
Merge Rate
7h
First Review
50%
1st-Timers
20
Maintainers
B TierF#F# 1.4k

SuaveIO/suave

Suave is a simple web development F# library providing a lightweight web server and a set of combinators to manipulate route flow and task composition.

100.0%
Merge Rate
<1h
First Review
100%
1st-Timers
1
Maintainers
A TierRust 2.4k

kcl-lang/kcl

KCL Language Core and API

71.4%
Merge Rate
-
First Review
83%
1st-Timers
3
Maintainers
A TierGo 21.4k

samber/lo

💥 A Lodash-style Go library based on Go 1.18+ Generics (map, filter, contains, find...)

63.1%
Merge Rate
3h
First Review
57%
1st-Timers
5
Maintainers
A TierHAHaskell 6.1k

carp-lang/Carp

A statically typed lisp, without a GC, for real-time applications.

58.8%
Merge Rate
-
First Review
75%
1st-Timers
4
Maintainers
A TierGo 413

cloe-lang/cloe

Cloe programming language

96.0%
Merge Rate
7h
First Review
100%
1st-Timers
1
Maintainers
B TierSwift 24.6k

ReactiveX/RxSwift

Reactive Programming in Swift

55.6%
Merge Rate
<1h
First Review
50%
1st-Timers
4
Maintainers
B TierRust 474

pen-lang/pen

The parallel, concurrent, and functional programming language for scalable software development

96.0%
Merge Rate
-
First Review
100%
1st-Timers
0
Maintainers
B TierC# 886

domn1995/dunet

C# discriminated union source generator

68.2%
Merge Rate
1d
First Review
100%
1st-Timers
1
Maintainers
B TierDD 1.3k

dlang/phobos

The standard library of the D programming language

80.0%
Merge Rate
<1h
First Review
50%
1st-Timers
2
Maintainers
B TierGo 3.4k

samber/mo

🦄 Monads and popular FP abstractions, powered by Go 1.18+ Generics (Option, Result, Either...)

75.0%
Merge Rate
7d
First Review
50%
1st-Timers
1
Maintainers
B TierGo 45.4k

charmbracelet/bubbletea

A powerful little TUI framework 🏗

23.0%
Merge Rate
1d
First Review
11%
1st-Timers
29
Maintainers
B TierTypeScript 996

eslint-functional/eslint-plugin-functional

ESLint rules to disable mutation and promote fp in JavaScript and TypeScript.

75.0%
Merge Rate
7d
First Review
100%
1st-Timers
2
Maintainers
B TierF#F# 639

falcoframework/Falco

A functional-first toolkit for building brilliant ASP.NET Core applications using F#.

100.0%
Merge Rate
20d
First Review
100%
1st-Timers
1
Maintainers
B TierZig 613

Hejsil/mecha

A parser combinator library for Zig

100.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
B TierJava 2.7k

eclipse-collections/eclipse-collections

Eclipse Collections is a collections framework for Java with optimized data structures and a rich, functional and fluent API.

20.0%
Merge Rate
-
First Review
0%
1st-Timers
5
Maintainers
B TierHAHaskell 677

agrafix/Spock

Another Haskell web framework for rapid development

0.0%
Merge Rate
-
First Review
0%
1st-Timers
1
Maintainers
B TierF#F# 634

dotnet-websharper/core

WebSharper - Full-stack, functional, reactive web apps and microservices in F# and C#

50.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierPHP 286

prolic/fpp

Functional PHP Preprocessor - Generate Immutable Data Types

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierClojure 1.1k

cljfx/cljfx

Declarative, functional and extensible wrapper of JavaFX inspired by react and re-frame

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierJavaScript 1.8k

selfrefactor/rambda

Typescript focused FP library similar to Remeda and Ramda

0.0%
Merge Rate
-
First Review
0%
1st-Timers
1
Maintainers
D TierJavaScript 100

uhop/stream-chain

Chain functions, generators, Node streams, and Web streams into a pipeline with backpressure support.

0.0%
Merge Rate
<1h
First Review
0%
1st-Timers
0
Maintainers
D TierScala 131

alonsodomin/cron4s

Cross-platform CRON expression parsing for Scala

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierTypeScript 2.0k

redux-zero/redux-zero

A lightweight state container based on Redux

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierGo 479

Rican7/retry

A simple, stateless, functional mechanism to perform actions repetitively until successful.

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierTypeScript 343

winterbe/sequency

⚡️ Type-safe functional sequences for processing iterable data

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierPHP 364

Lambdish/phunctional

⚡️ λ PHP functional library focused on simplicity and performance

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierGo 323

repeale/fp-go

fp-go is a collection of Functional Programming helpers powered by Golang 1.18+ generics.

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierSwift 376

roberthein/Observable

The easiest way to observe values in Swift.

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierPHP 374

ihor/NSPL

Non-Standard PHP Library - functional primitives toolbox and more

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
Best Functional Open Source Repositories & C-Rank™ | GetMerged