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	73933	13275	Scala	335	Source code for the X Recommendation Algorithm	2025-09-08T18:40:54Z
2	spark	44023	29396	Scala	28	Apache Spark - A unified analytics engine for large-scale data processing	2026-09-22T00:34:01Z
3	lila	18759	2792	Scala	1223	♞ lichess.org: the forever free, adless and open source chess server ♞	2026-09-22T00:32:46Z
4	prisma1	16376	838	Scala	2	💾 Database Tools incl. ORM, Migrations and Admin UI (Postgres, MySQL & MongoDB) [deprecated]	2022-09-01T18:57:41Z
5	scala	14562	3218	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	2026-09-09T07:18:01Z
6	akka-core	13279	3532	Scala	872	A platform to build and run apps that are elastic, agile, and resilient. SDK, libraries, and hosted environments.	2026-09-21T14:12:13Z
7	playframework	12617	4020	Scala	410	The Community Maintained High Velocity Web Framework For Java and Scala.	2026-09-15T12:00:53Z
8	predictionio	12518	1895	Scala	0	PredictionIO, a machine learning server for developers and ML engineers.	2021-01-09T10:30:58Z
9	bfg-repo-cleaner	12190	582	Scala	265	Removes large or troublesome blobs like git-filter-branch does, but faster. And written in Scala	2025-01-19T18:52:14Z
10	CMAK	11923	2472	Scala	499	CMAK is a tool for managing Apache Kafka clusters	2023-08-02T19:26:23Z
11	gitbucket	9406	1269	Scala	301	A Git platform powered by Scala with easy installation, high extensibility & GitHub API compatibility	2026-09-20T07:15:25Z
12	delta	9018	2181	Scala	387	An open-source storage framework that enables building a Lakehouse architecture with compute engines including Spark, PrestoDB, Flink, Trino, and Hive and APIs	2026-09-21T16:11:42Z
13	finagle	8866	1428	Scala	59	A fault tolerant, protocol-agnostic RPC system	2026-08-13T18:10:51Z
14	snowflake	7759	1110	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	7272	946	Scala	115	Open-source high-performance RISC-V processor	2026-09-22T03:50:13Z
16	snowplow	7034	1172	Scala	59	The leader in Customer Data Infrastructure	2026-06-26T12:44:39Z
17	gatling	6957	1207	Scala	17	Modern Load Testing as Code	2026-09-18T09:11:45Z
18	ArnoldC	6885	293	Scala	69	Arnold Schwarzenegger based programming language	2024-01-31T22:40:52Z
19	openwhisk	6797	1179	Scala	406	Apache OpenWhisk is an open source serverless cloud platform	2026-09-08T15:46:34Z
20	scala3	6299	1179	Scala	1708	The Scala 3 compiler, also known as Dotty.	2026-09-21T20:27:19Z
21	frontend	5899	573	Scala	190	The Guardian DotCom.	2026-09-21T17:23:47Z
22	fpinscala	5862	3036	Scala	79	Code, exercises, answers, and hints to go along with the book "Functional Programming in Scala"	2024-12-11T18:19:58Z
23	cats	5466	1245	Scala	224	Lightweight, modular, and extensible library for functional programming.	2026-09-21T01:58:40Z
24	linkerd	5307	493	Scala	134	Old repo for Linkerd 1.x. See the linkerd2 repo for Linkerd 2.x.	2023-03-04T18:59:40Z
25	SynapseML	5246	868	Scala	137	Simple and Distributed Machine Learning Python Library porting ML algorithms for Spark	2026-09-22T03:36:35Z
26	sbt	4954	1047	Scala	458	sbt, the interactive build tool	2026-09-21T18:29:57Z
27	aerosolve	4807	562	Scala	6	A machine learning package built for humans.	2025-11-06T00:53:40Z
28	chisel	4786	659	Scala	353	Chisel: A Modern Hardware Design Language	2026-09-21T23:09:56Z
29	scala-js	4709	408	Scala	37	Scala.js, the Scala to JavaScript compiler	2026-09-15T13:49:38Z
30	scala-native	4693	394	Scala	340	Your favorite language gets closer to bare metal.	2026-09-15T16:51:50Z
31	scalaz	4666	697	Scala	123	Principled Functional Programming in Scala	2026-09-19T22:13:14Z
32	zio	4420	1588	Scala	154	ZIO — A type-safe, composable library for async and concurrent programming in Scala	2026-09-21T00:57:46Z
33	chronos	4373	518	Scala	210	Fault tolerant job scheduler for Mesos which handles dependencies and ISO8601 based schedules	2022-06-29T19:43:36Z
34	spark-nlp	4159	744	Scala	17	State of the Art Natural Language Processing	2026-09-21T15:20:58Z
35	marathon	4026	830	Scala	27	Deploy and manage containers (including Docker) on top of Apache Mesos at scale.	2022-09-08T05:13:23Z
36	TheHive	3950	695	Scala	821	TheHive is a Collaborative Case Management Platform, now distributed as a commercial version	2025-07-25T13:57:27Z
37	rocket-chip	3869	1303	Scala	274	Rocket Chip Generator	2026-09-13T01:04:13Z
38	diffy	3811	360	Scala	0	Find potential bugs in your services with Diffy	2020-07-01T19:13:06Z
39	deequ	3648	586	Scala	62	Deequ is a library built on top of Apache Spark for defining "unit tests for data", which measure data quality in large datasets.	2026-09-16T18:31:48Z
40	atlas	3566	358	Scala	7	In-memory dimensional time series database.	2026-09-21T19:01:49Z
41	scalding	3524	699	Scala	287	A Scala API for Cascading	2023-05-28T19:18:59Z
42	joern	3515	458	Scala	301	Open-source code analysis platform for C/C++/Java/Binary/Javascript/Python/Kotlin based on code property graphs. Discord https://discord.gg/vv4MH284Hc	2026-09-21T18:26:23Z
43	CoolplaySpark	3474	1376	Scala	31	酷玩 Spark: Spark 源代码解析、Spark 类库等	2022-05-18T08:55:54Z
44	breeze	3453	690	Scala	88	Breeze is/was a numerical processing library for Scala.	2025-10-04T22:40:06Z
45	shapeless	3400	520	Scala	27	Generic programming for Scala	2026-09-11T05:15:51Z
46	flockdb	3314	245	Scala	0	A distributed, fault-tolerant graph database	2017-03-16T23:11:18Z
47	shadowsocksr-v2ray-trojan-android	3161	373	Scala	93	A simple client for Android	2024-02-25T00:32:29Z
48	Spark-The-Definitive-Guide	3151	2906	Scala	25	Spark: The Definitive Guide's Code Repository	2020-08-26T08:17:35Z
49	elasticmq	2936	203	Scala	19	In-memory message queue with an Amazon SQS-compatible interface. Runs stand-alone or embedded.	2026-09-19T00:47:25Z
50	spark-jobserver	2836	968	Scala	108	REST job server for Apache Spark	2026-03-03T12:09:21Z
51	mill	2795	447	Scala	176	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	2026-09-21T19:43:28Z
52	kestrel	2753	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	2719	570	Scala	5	Wonderful reusable code from Twitter	2025-12-08T14:10:27Z
55	slick	2665	612	Scala	388	Slick (Scala Language Integrated Connection Kit) is a modern database query and access library for Scala	2026-09-11T02:47:28Z
56	scalatra	2648	334	Scala	63	Tiny Scala high-performance, async web framework, inspired by Sinatra	2026-09-21T01:57:09Z
57	scala-exercises	2645	535	Scala	47	The easy way to learn Scala.	2025-09-23T13:18:05Z
58	scio	2630	534	Scala	111	A Scala API for Apache Beam and Google Cloud Dataflow.	2026-09-21T15:54:16Z
59	Ammonite	2629	365	Scala	127	Scala Scripting	2026-08-31T03:40:12Z
60	lagom	2627	618	Scala	446	Reactive Microservices for the JVM	2023-08-14T13:43:48Z
61	http4s	2626	817	Scala	265	A minimal, idiomatic Scala interface for HTTP	2026-09-20T06:01:50Z
62	circe	2540	546	Scala	110	Yet another JSON library for Scala	2026-09-14T08:06:24Z
63	spray	2493	548	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	2476	611	Scala	1	深圳地铁大数据客流分析系统🚇🚄🌟	2026-05-12T06:07:08Z
65	fs2	2453	635	Scala	103	Compositional, streaming I/O library for Scala	2026-09-19T08:19:12Z
66	metarank	2443	107	Scala	91	A low code Machine Learning personalized ranking service for articles, listings, search results, recommendations that boosts user engagement. A friendly Learn-to-Rank engine	2026-09-09T07:56:09Z
67	chipyard	2392	919	Scala	157	An Agile RISC-V SoC Design Framework with in-order cores, out-of-order cores, accelerators, and more	2026-09-21T22:25:01Z
68	kyuubi	2366	1021	Scala	483	Apache Kyuubi is a distributed and multi-tenant gateway to provide serverless SQL on data warehouses and lakehouses.	2026-09-20T16:30:06Z
69	metals	2332	442	Scala	251	Scala language server with rich IDE features 🚀	2026-09-21T09:05:09Z
70	algebird	2296	345	Scala	73	Abstract Algebra for Scala	2025-11-21T04:01:23Z
71	TransmogrifAI	2276	399	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	403	Scala	16	Fast, testable, Scala services built on TwitterServer and Finagle	2025-08-18T21:11:27Z
73	gizzard	2245	206	Scala	0	[Archived] A flexible sharding framework for creating eventually-consistent distributed datastores	2017-03-16T23:21:54Z
74	riscv-boom	2241	530	Scala	154	SonicBOOM: The Berkeley Out-of-Order Machine	2026-09-11T18:58:35Z
75	cats-effect	2237	577	Scala	198	The pure asynchronous runtime for Scala	2026-09-18T20:17:15Z
76	doobie	2225	379	Scala	127	Functional JDBC layer for Scala.	2026-09-19T08:29:48Z
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	2026-09-05T00:25:09Z
79	coursier	2137	334	Scala	384	Pure Scala Artifact Fetching	2026-09-21T09:39:35Z
80	summingbird	2122	256	Scala	148	Streaming MapReduce with Scalding and Storm	2022-01-19T17:31:02Z
81	scaloid	2088	157	Scala	17	Scaloid makes your Android code easy to understand and maintain.	2026-08-20T07:32:39Z
82	SpinalHDL	2041	391	Scala	133	Scala based HDL	2026-09-19T19:03:19Z
83	textteaser	1964	247	Scala	6	TextTeaser is an automatic summarization algorithm.	2018-02-07T06:42:57Z
84	scalacheck	1964	393	Scala	56	Property-based testing for Scala	2026-09-14T12:34:21Z
85	sangria	1960	219	Scala	51	Scala GraphQL implementation	2026-09-17T08:30:09Z
86	cassandra-spark-connector	1957	929	Scala	0	Apache Spark to Apache Cassandra connector	2025-04-29T09:28:59Z
87	feathr	1941	247	Scala	140	Feathr – A scalable, unified data and AI engineering platform for enterprise	2024-04-04T19:17:41Z
88	monix	1929	243	Scala	86	Asynchronous, Reactive Programming for Scala and Scala.js.	2026-09-21T09:19:18Z
89	byzer-lang	1835	537	Scala	113	Byzer (former MLSQL): A low-code open-source programming language for data pipeline, analytics and AI.	2024-05-29T08:24:09Z
90	spire	1772	239	Scala	133	Powerful new number types and numeric abstractions for Scala.	2026-07-27T16:55:37Z
91	graphcool-framework	1754	125	Scala	498	None	2020-09-04T16:57:58Z
92	giter8	1751	225	Scala	48	a command line tool to apply templates defined on GitHub	2026-09-12T23:33:16Z
93	OpenComputers	1741	509	Scala	131	Home of the OpenComputers mod for Minecraft.	2026-08-04T16:07:14Z
94	OBP-API	1737	482	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.	2026-09-21T18:49:32Z
95	refined	1733	152	Scala	63	Refinement types for Scala	2026-09-21T05:55:53Z
96	Monocle	1699	207	Scala	51	Optics library for Scala	2026-09-05T06:54:51Z
97	skunk	1667	175	Scala	75	A data access library for Scala + Postgres.	2026-09-19T08:21:54Z
98	scalajs-react	1659	230	Scala	14	Facebook's React on Scala.JS	2026-07-13T06:23:38Z
99	pekko	1641	211	Scala	126	Build highly concurrent, distributed, and resilient message-driven applications using Java/Scala	2026-09-21T13:43:38Z
100	elastic4s	1639	685	Scala	6	🔍 Elasticsearch Scala Client - Reactive, Non Blocking, Type Safe, HTTP Client	2026-09-13T06:55:11Z