1.opensearch-project / OpenSearch
🔎 Open source distributed and RESTful search engine.
- search
- search-engine
- analytics
- java
- foss
- apache2
+165 stars
from 13,781 · score 5.11
Trending repositories
Ranked by Attention Score: stars gained over the last 30 complete days
25 repositories by Attention Score · Oct 4, 2026 – Nov 2, 2026 (UTC)
2.thingsboard / thingsboard
All-in-one IoT Platform - Device management, data collection, processing and visualization.
- visualization
- iot
- iot-platform
- mqtt
- middleware
- thingsboard
- +12 more
+152 stars
from 22,480 · score 5.03
3.dataease / dataease
🔥 人人可用的开源 BI 工具，数据可视化神器。An open-source BI tool alternative to Tableau.
- tableau
- data-visualization
- superset
- apache-doris
- data-analysis
- business-intelligence
- +2 more
+139 stars
from 24,525 · score 4.94
4.trinodb / trino
Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)
+102 stars
from 13,288 · score 4.63
5.questdb / questdb
QuestDB is a high performance, open-source, time-series database
- time-series
- low-latency
- database
- sql
- questdb
- tsdb
- +14 more
+94 stars
from 17,399 · score 4.55
6.StarRocks / starrocks
The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance for multi-dimensional analytics, real-time analytics, and ad-hoc queries. A Linux Foundation project.
+84 stars
from 12,141 · score 4.44
7.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
+77 stars
from 12,009 · score 4.36
8.gephi / gephi
Gephi - The Open Graph Viz Platform
- graph
- visualization
- opengl
- interactive
- graph-analytics
- java
+35 stars
from 6,658 · score 3.58
9.haifengl / smile
Statistical Machine Intelligence & Learning Engine
- machine-learning
- regression
- clustering
- manifold-learning
- nlp
- visualization
- +14 more
+12 stars
from 6,416 · score 2.56
10.jtablesaw / tablesaw
Java dataframe and visualization library
- dataframe
- data-frame
- java
- java-dataframe
- visualization
- plotting
- +9 more
+12 stars
from 3,757 · score 2.56
11.paohaijiao / jquick-pdf
JQuick-Pdf is an enterprise-grade Java PDF generation framework. It provides HTML-like declarative syntax and supports more than 30 kinds of graphs, greatly simplifying complex PDF report creation while retaining full native pdfbox(since version 4.0.0) APIs.
- apache-pdfbox
- charts
- data-visualization
- fonts
- i18n
- java
- +14 more
+7 stars
from 231 · score 2.08
12.apache / streampipes
Apache StreamPipes - A self-service (Industrial) IoT toolbox to enable non-technical users to connect, analyze and explore IoT data streams.
- iot
- analytics
- edge
- stream-processing
- iiot
- self-service
- +6 more
+6 stars
from 750 · score 1.95
13.lecho / hellocharts-android
Charts library for Android compatible with API 8+, several chart types with scaling, scrolling and animations 📊
+5 stars
from 7,556 · score 1.79
14.NationalSecurityAgency / timely
Accumulo backed time series database
- accumulo
- series-database
- time-series
- hacktoberfest
- timeseries
+5 stars
from 398 · score 1.79
15.Yalantis / Horizon
Horizon - Simple visual equaliser for Android
- android
- java
- audio
- eqwaves
- animation
- visualization
+4 stars
from 2,244 · score 1.61
+3 stars
from 5,063 · score 1.39
17.AnyChart / AnyChart-Android
AnyChart Android Chart is an amazing data visualization library for easily creating interactive charts in Android apps. It runs on API 19+ (Android 4.4) and features dozens of built-in chart types.
- android-library
- android-development
- android-ui
- android-chart
- data-visualization
- charts
- +14 more
+3 stars
from 2,366 · score 1.39
18.logicalclocks / hopsworks
Hopsworks - Data-Intensive AI platform with a Feature Store
- feature-store
- aws
- azure
- data-science
- feature-engineering
- feature-management
- +11 more
+3 stars
from 1,308 · score 1.39
19.uber-archive / AthenaXArchived
SQL-based streaming analytics platform at scale
+2 stars
from 1,222 · score 1.10
20.nsacyber / GRASSMARLINArchived
Provides situational awareness of Industrial Control Systems (ICS) and Supervisory Control and Data Acquisition (SCADA) networks in support of network security assessments. #nsacyber
- ics
- scada
- network
- networking
- monitor
- monitoring
- +5 more
+2 stars
from 1,059 · score 1.10
21.fair-acc / chart-fx
A scientific charting library focused on performance optimised real-time data visualisation at 25 Hz update rates for data sets with a few 10 thousand up to 5 million data points.
- chart-fx
- java
- charting-libraries
- javafx
- data-visualisation
- scientific-visualization
- +2 more
+2 stars
from 613 · score 1.10
22.shzlw / poli
An easy-to-use BI server built for SQL lovers. Power data analysis in SQL and gain faster business insights.
- business-intelligence
- sql
- dashboard
- data-visualization
- sql-editor
- jdbc
- +4 more
+1 stars
from 1,972 · score 0.69
23.smooks / smooks
An extensible Java framework for building event-driven applications that break up XML and non-XML data into chunks for data integration
- java
- smooks
- enterprise-integration
- etl
- sax
- pipelines
- +5 more
+1 stars
from 422 · score 0.69
24.zitmen / thunderstormArchived
ThunderSTORM: a comprehensive ImageJ plugin for SMLM data analysis and super-resolution imaging
+1 stars
from 109 · score 0.69
25.MinesJTK / jtk
The Mines Java Toolkit
- geophysics
- scientific-computing
- visualization
- mines-java-toolkit
- java
- signal-processing
+1 stars
from 87 · score 0.69