1.OpenRefine / OpenRefine
OpenRefine is a free, open source power tool for working with messy data and improving it
- datacleansing
- data-analysis
- java
- opendata
- wikidata
- journalism
- +6 more
+316 stars
from 11,774 · score 5.76
Trending repositories
Ranked by Attention Score: stars gained over the last 180 complete days
20 repositories by Attention Score · May 8, 2026 – Nov 3, 2026 (UTC)
2.antlr / antlr4
ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.
- parsing
- parser-generator
- antlr
- antlr4
- java
- grammar
- +10 more
+266 stars
from 18,772 · score 5.59
3.LWJGL / lwjgl3
LWJGL is a Java library that enables cross-platform access to popular native APIs useful in the development of graphics (OpenGL, Vulkan, bgfx), audio (OpenAL, Opus), parallel computing (OpenCL, CUDA) and XR (OpenVR, LibOVR, OpenXR) applications.
+191 stars
from 5,294 · score 5.26
4.jMonkeyEngine / jmonkeyengine
A complete 3-D game development suite written in Java.
- jmonkeyengine3
- jmonkeyengine
- java
- hacktoberfest
- jme3
- game-engine-3d
+188 stars
from 4,164 · score 5.24
5.nordicsemi / Android-BLE-Library
A library that makes working with Bluetooth LE on Android a pleasure. Seriously.
+74 stars
from 2,351 · score 4.32
6.NanoHttpd / nanohttpd
Tiny, easily embeddable HTTP server in Java.
+56 stars
from 7,182 · score 4.04
7.DSpace / DSpace
(Official) The DSpace digital asset management system that powers your Institutional Repository
- dspace
- repository
- java
- open-access
- open-source
- rest-api
+51 stars
from 1,055 · score 3.95
8.haraldk / TwelveMonkeys
TwelveMonkeys ImageIO: Additional plug-ins and extensions for Java's ImageIO
- imageio
- plug-ins
- java
- tiff
- jpeg
- bmp
- +14 more
+46 stars
from 2,107 · score 3.85
9.sirixdb / sirix
SirixDB is an an embeddable, bitemporal, append-only database system and event store, storing immutable lightweight snapshots. It keeps the full history of each resource. Every commit stores a space-efficient snapshot through structural sharing. It is log-structured and never overwrites data. SirixDB uses a novel page-level versioning approach.
- xquery
- java
- temporal-data
- storage
- snapshot
- comparison
- +14 more
+40 stars
from 1,181 · score 3.71
10.skadistats / clarity
Comically fast Dota 2, CSGO, CS2 and Deadlock replay parser written in Java.
+33 stars
from 742 · score 3.53
11.cjlin1 / libsvm
LIBSVM -- A Library for Support Vector Machines
+28 stars
from 4,688 · score 3.37
+17 stars
from 1,056 · score 2.89
13.ical4j / ical4j
A Java library for parsing and building iCalendar data models
- icalendar
- scheduling
- library
- java
+11 stars
from 830 · score 2.48
14.julianhyde / sqlline
Shell for issuing SQL to relational databases via JDBC
+11 stars
from 649 · score 2.48
15.jstachio / jstachio
Java type safe statically compiled mustache
- annotation-processor
- java
- mustache
- template-engine
- type-safe
- dropwizard
- +2 more
+8 stars
from 330 · score 2.20
16.matteobaccan / owner
Get rid of the boilerplate code in properties based configuration.
- configuration
- properties
- config
- config-management
- configuration-management
- java
+7 stars
from 932 · score 2.08
17.EsotericSoftware / kryonet
TCP/UDP client/server library for Java, based on Kryo
+6 stars
from 1,845 · score 1.95
+5 stars
from 1,533 · score 1.79
+2 stars
from 384 · score 1.10
20.nathanmarz / elephantdb
Distributed database specialized in exporting key/value data from Hadoop
+1 stars
from 558 · score 0.69