Github-Ranking/Top100/Scala.md

Github Ranking

Top 100 Stars in Scala

Ranking	Project Name	Stars	Forks	Language	Open Issues	Description	Last Commit
1	the-algorithm	73980	13247	Scala	336	Source code for the X Recommendation Algorithm	2025-09-08T18:40:54Z
2	spark	44301	29477	Scala	28	Apache Spark - A unified analytics engine for large-scale data processing	2026-10-24T22:04:03Z
3	lila	18891	2791	Scala	1233	♞ lichess.org: the forever free, adless and open source chess server ♞	2026-10-24T21:06:13Z
4	prisma1	16373	836	Scala	2	💾 Database Tools incl. ORM, Migrations and Admin UI (Postgres, MySQL & MongoDB) [deprecated]	2022-09-01T18:57:41Z
5	scala	14535	3176	Scala	0	Scala 2 compiler and standard library. Scala 2 bugs at https://github.com/scala/bug; Scala 3 at https://github.com/scala/scala3	2026-10-23T14:32:14Z
6	akka-core	13281	3530	Scala	872	A platform to build and run apps that are elastic, agile, and resilient. SDK, libraries, and hosted environments.	2026-10-16T11:39:58Z
7	playframework	12621	4013	Scala	406	The Community Maintained High Velocity Web Framework For Java and Scala.	2026-10-23T14:58:06Z
8	predictionio	12519	1892	Scala	0	PredictionIO, a machine learning server for developers and ML engineers.	2021-01-09T10:30:58Z
9	bfg-repo-cleaner	12202	584	Scala	264	Removes large or troublesome blobs like git-filter-branch does, but faster. And written in Scala	2025-01-19T18:52:14Z
10	CMAK	11918	2467	Scala	498	CMAK is a tool for managing Apache Kafka clusters	2023-08-02T19:26:23Z
11	gitbucket	9414	1267	Scala	293	A Git platform powered by Scala with easy installation, high extensibility & GitHub API compatibility	2026-10-24T11:28:16Z
12	delta	9054	2204	Scala	389	An open-source storage framework that enables building a Lakehouse architecture with compute engines including Spark, PrestoDB, Flink, Trino, and Hive and APIs	2026-10-23T20:47:47Z
13	finagle	8869	1426	Scala	59	A fault tolerant, protocol-agnostic RPC system	2026-08-13T18:10:51Z
14	snowflake	7754	1109	Scala	2	Snowflake is a network service for generating unique ID numbers at high scale with some simple guarantees.	2020-07-22T18:08:14Z
15	XiangShan	7342	965	Scala	150	Open-source high-performance RISC-V processor	2026-10-25T02:35:10Z
16	snowplow	7046	1172	Scala	59	The leader in Customer Data Infrastructure	2026-10-19T22:59:25Z
17	gatling	6955	1209	Scala	16	Modern Load Testing as Code	2026-10-21T12:27:01Z
18	ArnoldC	6887	294	Scala	69	Arnold Schwarzenegger based programming language	2024-01-31T22:40:52Z
19	openwhisk	6804	1178	Scala	410	Apache OpenWhisk is an open source serverless cloud platform	2026-09-08T15:46:34Z
20	scala3	6325	1185	Scala	1679	The Scala 3 compiler, also known as Dotty.	2026-10-23T20:26:28Z
21	frontend	5897	575	Scala	154	The Guardian DotCom.	2026-10-22T14:34:12Z
22	fpinscala	5878	3039	Scala	79	Code, exercises, answers, and hints to go along with the book "Functional Programming in Scala"	2024-12-11T18:19:58Z
23	cats	5476	1243	Scala	223	Lightweight, modular, and extensible library for functional programming.	2026-10-18T22:38:12Z
24	linkerd	5306	493	Scala	134	Old repo for Linkerd 1.x. See the linkerd2 repo for Linkerd 2.x.	2023-03-04T18:59:40Z
25	SynapseML	5248	868	Scala	138	Simple and Distributed Machine Learning Python Library porting ML algorithms for Spark	2026-10-23T08:08:17Z
26	sbt	4952	1052	Scala	453	sbt, the interactive build tool	2026-10-24T23:09:57Z
27	chisel	4822	662	Scala	355	Chisel: A Modern Hardware Design Language	2026-10-23T17:46:16Z
28	aerosolve	4810	562	Scala	6	A machine learning package built for humans.	2025-11-06T00:53:40Z
29	scala-js	4710	406	Scala	34	Scala.js, the Scala to JavaScript compiler	2026-10-24T23:24:41Z
30	scala-native	4702	400	Scala	321	Your favorite language gets closer to bare metal.	2026-10-25T02:35:19Z
31	scalaz	4669	696	Scala	123	Principled Functional Programming in Scala	2026-10-19T22:49:25Z
32	zio	4431	1589	Scala	157	ZIO — A type-safe, composable library for async and concurrent programming in Scala	2026-10-24T09:21:21Z
33	chronos	4372	518	Scala	210	Fault tolerant job scheduler for Mesos which handles dependencies and ISO8601 based schedules	2022-06-29T19:43:36Z
34	spark-nlp	4160	743	Scala	17	State of the Art Natural Language Processing	2026-10-23T15:21:19Z
35	marathon	4023	829	Scala	27	Deploy and manage containers (including Docker) on top of Apache Mesos at scale.	2022-09-08T05:13:23Z
36	TheHive	3948	703	Scala	821	TheHive is a Collaborative Case Management Platform, now distributed as a commercial version	2025-07-25T13:57:27Z
37	rocket-chip	3893	1309	Scala	280	Rocket Chip Generator	2026-09-13T01:04:13Z
38	diffy	3805	359	Scala	0	Find potential bugs in your services with Diffy	2020-07-01T19:13:06Z
39	deequ	3656	585	Scala	60	Deequ is a library built on top of Apache Spark for defining "unit tests for data", which measure data quality in large datasets.	2026-10-20T19:30:59Z
40	joern	3594	473	Scala	283	Open-source code analysis platform for C/C++/Java/Binary/Javascript/Python/Kotlin based on code property graphs. Discord https://discord.gg/vv4MH284Hc	2026-10-23T14:33:21Z
41	atlas	3578	358	Scala	7	In-memory dimensional time series database.	2026-10-23T17:30:23Z
42	scalding	3522	697	Scala	287	A Scala API for Cascading	2023-05-28T19:18:59Z
43	CoolplaySpark	3472	1375	Scala	31	酷玩 Spark: Spark 源代码解析、Spark 类库等	2022-05-18T08:55:54Z
44	breeze	3455	690	Scala	88	Breeze is/was a numerical processing library for Scala.	2025-10-04T22:40:06Z
45	shapeless	3402	520	Scala	28	Generic programming for Scala	2026-10-22T10:20:35Z
46	flockdb	3313	244	Scala	0	A distributed, fault-tolerant graph database	2017-03-16T23:11:18Z
47	shadowsocksr-v2ray-trojan-android	3156	373	Scala	94	A simple client for Android	2024-02-25T00:32:29Z
48	Spark-The-Definitive-Guide	3151	2907	Scala	26	Spark: The Definitive Guide's Code Repository	2020-08-26T08:17:35Z
49	elasticmq	2950	202	Scala	19	In-memory message queue with an Amazon SQS-compatible interface. Runs stand-alone or embedded.	2026-10-23T00:47:20Z
50	spark-jobserver	2833	965	Scala	108	REST job server for Apache Spark	2026-03-03T12:09:21Z
51	mill	2797	450	Scala	192	A better build tool for Java, Scala and Kotlin: Simpler than Maven, easier than Gradle, with 3-7x faster dev workflows than other JVM build tools	2026-10-22T09:27:54Z
52	kestrel	2752	307	Scala	24	simple, distributed message queue system (inactive)	2016-01-22T07:54:28Z
53	node2vec	2740	904	Scala	82	None	2022-07-21T14:37:25Z
54	util	2720	569	Scala	5	Wonderful reusable code from Twitter	2025-12-08T14:10:27Z
55	slick	2665	611	Scala	107	Slick (Scala Language Integrated Connection Kit) is a modern database query and access library for Scala	2026-10-23T05:47:28Z
56	scalatra	2648	334	Scala	63	Tiny Scala high-performance, async web framework, inspired by Sinatra	2026-10-18T23:23:53Z
57	scala-exercises	2645	534	Scala	49	The easy way to learn Scala.	2025-09-23T13:18:05Z
58	scio	2631	537	Scala	112	A Scala API for Apache Beam and Google Cloud Dataflow.	2026-10-23T15:01:00Z
59	lagom	2629	615	Scala	446	Reactive Microservices for the JVM	2023-08-14T13:43:48Z
60	Ammonite	2628	363	Scala	127	Scala Scripting	2026-08-31T03:40:12Z
61	http4s	2627	821	Scala	270	A minimal, idiomatic Scala interface for HTTP	2026-10-24T16:57:05Z
62	circe	2541	545	Scala	110	Yet another JSON library for Scala	2026-10-06T15:46:13Z
63	spray	2491	547	Scala	69	A suite of scala libraries for building and consuming RESTful web services on top of Akka: lightweight, asynchronous, non-blocking, actor-based, testable	2017-02-21T11:03:37Z
64	SZT-bigdata	2473	613	Scala	1	深圳地铁大数据客流分析系统🚇🚄🌟	2026-05-12T06:07:08Z
65	metarank	2455	111	Scala	93	A low code Machine Learning personalized ranking service for articles, listings, search results, recommendations that boosts user engagement. A friendly Learn-to-Rank engine	2026-10-06T21:30:34Z
66	fs2	2454	633	Scala	105	Compositional, streaming I/O library for Scala	2026-10-20T20:17:09Z
67	chipyard	2431	932	Scala	155	An Agile RISC-V SoC Design Framework with in-order cores, out-of-order cores, accelerators, and more	2026-10-17T23:48:06Z
68	kyuubi	2370	1031	Scala	484	Apache Kyuubi is a distributed and multi-tenant gateway to provide serverless SQL on data warehouses and lakehouses.	2026-10-24T21:24:04Z
69	metals	2335	448	Scala	255	Scala language server with rich IDE features 🚀	2026-10-23T16:17:11Z
70	algebird	2295	346	Scala	73	Abstract Algebra for Scala	2025-11-21T04:01:23Z
71	TransmogrifAI	2279	398	Scala	35	TransmogrifAI (pronounced trăns-mŏgˈrə-fī) is an AutoML library for building modular, reusable, strongly typed machine learning workflows on Apache Spark with minimal hand-tuning	2026-06-02T18:03:07Z
72	finatra	2273	402	Scala	16	Fast, testable, Scala services built on TwitterServer and Finagle	2025-08-18T21:11:27Z
73	riscv-boom	2267	534	Scala	166	SonicBOOM: The Berkeley Out-of-Order Machine	2026-10-08T21:48:20Z
74	cats-effect	2247	583	Scala	199	The pure asynchronous runtime for Scala	2026-10-17T20:16:26Z
75	gizzard	2243	206	Scala	0	[Archived] A flexible sharding framework for creating eventually-consistent distributed datastores	2017-03-16T23:21:54Z
76	doobie	2226	378	Scala	126	Functional JDBC layer for Scala.	2026-10-24T20:26:44Z
77	s3_website	2215	175	Scala	70	Manage an S3 website: sync, deliver via CloudFront, benefit from advanced S3 website features.	2023-03-23T05:42:25Z
78	zio-quill	2166	352	Scala	291	Compile-time Language Integrated Queries for Scala	2026-10-21T00:51:52Z
79	coursier	2139	335	Scala	379	Pure Scala Artifact Fetching	2026-10-23T01:10:43Z
80	NotProton	2131	124	Scala	20	Steam Play for macOS	2026-10-24T19:09:39Z
81	summingbird	2121	255	Scala	148	Streaming MapReduce with Scalding and Storm	2022-01-19T17:31:02Z
82	scaloid	2087	156	Scala	17	Scaloid makes your Android code easy to understand and maintain.	2026-08-20T07:32:39Z
83	SpinalHDL	2053	395	Scala	133	Scala based HDL	2026-10-22T08:42:45Z
84	Vale	2030	58	Scala	243	Compiler for the Vale programming language - http://vale.dev/	2026-09-23T04:23:25Z
85	textteaser	1965	247	Scala	5	TextTeaser is an automatic summarization algorithm.	2018-02-07T06:42:57Z
86	scalacheck	1964	392	Scala	56	Property-based testing for Scala	2026-10-17T20:28:39Z
87	sangria	1962	219	Scala	51	Scala GraphQL implementation	2026-10-20T07:39:19Z
88	cassandra-spark-connector	1955	930	Scala	0	Apache Spark to Apache Cassandra connector	2025-04-29T09:28:59Z
89	feathr	1946	247	Scala	140	Feathr – A scalable, unified data and AI engineering platform for enterprise	2024-04-04T19:17:41Z
90	monix	1930	244	Scala	81	Asynchronous, Reactive Programming for Scala and Scala.js.	2026-10-19T09:20:25Z
91	byzer-lang	1834	537	Scala	113	Byzer (former MLSQL): A low-code open-source programming language for data pipeline, analytics and AI.	2024-05-29T08:24:09Z
92	spire	1772	239	Scala	133	Powerful new number types and numeric abstractions for Scala.	2026-07-27T16:55:37Z
93	graphcool-framework	1754	125	Scala	498	None	2020-09-04T16:57:58Z
94	giter8	1751	225	Scala	48	a command line tool to apply templates defined on GitHub	2026-10-20T21:37:28Z
95	OpenComputers	1743	518	Scala	131	Home of the OpenComputers mod for Minecraft.	2026-08-04T16:07:14Z
96	OBP-API	1743	487	Scala	197	An open source RESTful API platform for banks that supports Open Banking, XS2A, PSD2 and Open Finance through access to accounts, transactions, counterparties, payments, entitlements and metadata - plus a host of internal banking and management APIs.	2026-10-20T08:24:46Z
97	refined	1733	151	Scala	62	Refinement types for Scala	2026-10-16T07:05:24Z
98	Monocle	1701	208	Scala	52	Optics library for Scala	2026-09-23T04:49:28Z
99	skunk	1665	174	Scala	75	A data access library for Scala + Postgres.	2026-10-17T20:29:34Z
100	scalajs-react	1663	230	Scala	14	Facebook's React on Scala.JS	2026-10-24T09:43:48Z