OSSDrop
TrendingExploreForum
Drop a toolSign in

Built something open-source?

Add it to the list — free and open to every open-source project.

Drop your tool
OSSDrop
BrowseBlogForumHow to submitHow it worksFAQAboutContactPrivacyTermsThe list on GitHubr/OSSDrop
AI & Coding AgentsDeveloper Tools & CLIWeb & APIsData & DatabasesDevOps & Self-HostedFiles & SyncSecurity & PrivacyProductivityNotes & KnowledgeCommunication & SocialAutomation & IoTFinance & BusinessScience & EducationCreator / MediaAll categories →
© 2026 OSSDropFree · open source · community-curated
Directory /

Data & Databases

Discover open-source Data & Databases tools — each one community-curated and honestly ranked so you can find something dependable to build with.

36 open-source tools in this category.

Apache SupersetCurated

Data exploration and visualization platform for building dashboards and charts on existing databases.

Data & Databases·Apache-2.0·74.6k stars
0
Chart.jsCurated

JavaScript library for creating charts using the HTML5 canvas element.

Data & Databases·MIT·67.7k stars
0
Apache EChartsCurated

JavaScript charting and data visualization library for the browser.

Data & Databases·Apache-2.0·67.2k stars
0
scikit-learnCurated

Machine learning library for Python with tools for classification, regression, and clustering.

Data & Databases·BSD-3-Clause·67.1k stars
0
KerasCurated

Deep learning API for Python that runs on multiple backend frameworks.

Data & Databases·Apache-2.0·64.3k stars
0
MeilisearchCurated

Fast, typo-tolerant search engine with a simple API.

Data & Databases·MIT (core)·59.2k stars
0
etcdCurated

Distributed key-value store used for shared configuration and service discovery, notably within Kubernetes.

Data & Databases·Apache-2.0·52.2k stars
0
pandasCurated

Python library for data analysis and manipulation with labeled table and series data structures.

Data & Databases·BSD-3-Clause·49.6k stars
0
ClickHouseCurated

Column-oriented database management system for real-time analytics over very large datasets.

Data & Databases·Apache-2.0·49.6k stars
0
PrismaCurated

TypeScript and Node.js ORM for PostgreSQL, MySQL, SQLite, SQL Server, MongoDB, and other databases.

Data & Databases·Apache-2.0·47.6k stars
0
Apache AirflowCurated

Platform to author, schedule, and monitor data pipelines as directed acyclic graphs (DAGs).

Data & Databases·Apache-2.0·46.7k stars
0
MilvusCurated

Vector database for storing and searching embeddings, used for similarity search in AI applications.

Data & Databases·Apache-2.0·45.9k stars
0
StreamlitCurated

Python framework for building and sharing interactive data apps and dashboards without front-end code.

Data & Databases·Apache-2.0·45.7k stars
0
Apache SparkCurated

A unified analytics engine for large-scale distributed data processing and machine learning.

Data & Databases·Apache-2.0·43.9k stars
0
RayCurated

A distributed computing framework for scaling Python and machine learning workloads across clusters.

Data & Databases·Apache-2.0·43.7k stars
0
DeepSpeedCurated

A deep learning optimization library for distributed training and inference of large models.

Data & Databases·Apache-2.0·43.1k stars
0
DuckDBCurated

In-process analytical SQL database; runs OLAP queries inside your app or notebook.

Data & Databases·MIT·40.9k stars
0
FaissCurated

A library for efficient similarity search and clustering of dense vectors.

Data & Databases·MIT·40.9k stars
0
TiDBCurated

Distributed SQL database that is MySQL-compatible, supporting both transactional and analytical workloads.

Data & Databases·Apache-2.0·40.5k stars
0
PolarsCurated

A DataFrame library and query engine written in Rust, with Python and other bindings.

Data & Databases·MIT·39.6k stars
0