All Open Source Apps
Every app scored on repo health, technical quality, and dependency risk — before you install anything.
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Apache Airflow
Data Engineering
Define, schedule, and monitor complex data workflows as Python code — with a powerful UI, 80+ provider integrations, and battle-tested scalability across thousands of production deployments.
Airbyte
Data Engineering · Developer Tools
Open-source ELT platform with 600+ connectors for moving data from any source to warehouses, lakes, and AI agents.
DataEase
AI Assistants · Analytics · Data Engineering
Open-source BI tool with drag-and-drop dashboards, 20+ data source connectors, and AI-powered natural language queries — a self-hosted alternative to Tableau.
Kestra
Automation · Data Engineering · Devops
Event-driven orchestration platform for data, AI, and infrastructure workflows — define everything in YAML, run anywhere at scale.
Label Studio
AI Development · Data Engineering
Label Studio is an open-source, multi-type data labeling platform that lets teams annotate images, text, audio, video, and time series data with a configurable XML-based UI and export annotations in formats ready for any ML framework.
Lightdash
Analytics · Data Engineering
The open-source Looker alternative that turns your dbt project's metrics and dimensions into governed, self-serve charts and dashboards — no license key required.
OpenMetadata
AI Development · Analytics · Data Engineering
Open-source metadata platform that unifies data catalog, lineage, quality, and governance into a single searchable graph, with an MCP server that gives AI agents governed access to that context.
Redash
Analytics · Data Engineering
Redash lets anyone connect to 35+ SQL and NoSQL data sources, write a query in the browser, and turn the result into a shared dashboard — no separate BI suite required.
evidence
Analytics · Data Engineering
Turn SQL queries and markdown files into polished, interactive data apps and business intelligence reports — no drag-and-drop, no GUI, just code.
WrenAI
AI Agents · Analytics · Data Engineering
Open-source GenBI engine that lets AI agents turn natural-language questions into governed SQL, charts, and shareable dashboards across 20+ data sources — no vendor lock-in, no black-box prompts.
marimo
Data Engineering · Developer Tools
A reactive Python notebook that eliminates hidden state, runs reproducibly, and deploys as a web app or script — stored as pure Python, built for the AI era.
Jitsu
Data Engineering
Open-source, fully-scriptable data ingestion engine that streams events from web, apps, and APIs to any data warehouse in real time.
sirchmunk
AI Development · Data Engineering
Drop your files and search them instantly — no vector DB, no indexing pipeline, just raw data queried by a self-evolving intelligence layer.
Flowfile
Data Engineering
Visual ETL that compiles to Polars — build pipelines on a canvas, export as standalone Python, and run anywhere without platform lock-in.
Docglow
Data Engineering
A next-generation documentation site generator for dbt Core projects — lineage explorer, health scoring, and full-text search for teams without access to dbt Cloud's built-in docs features.
ktx
AI Development · Analytics · Data Engineering
ktx builds a self-improving context layer over your data warehouse so AI agents like Claude Code and Codex query it with approved metric definitions instead of reinventing SQL logic from scratch.
argilla
AI Development · Data Engineering
Collaborate on high-quality AI training data with a self-hosted annotation platform built for LLMs, NLP, and multimodal models.
SWIRL
Data Engineering · Databases · Search
Federated AI search and RAG across 100+ enterprise sources—no data extraction, no vector database required.
Enso
Analytics · Data Engineering · Low Code Platforms
A visual and textual programming platform for data prep and analysis where the node graph and the underlying Enso code are always perfectly in sync, built by an Alteryx co-founder on a GraalVM engine.
reader
Data Engineering · Developer Tools
Production-grade open source web scraping engine that turns any URL into clean markdown for AI agents — with built-in anti-bot bypass, proxy rotation, and browser session management.
superglue
AI Agents · Data Engineering · Developer Tools
superglue is an AI-agent-driven integration engine that turns plain-English descriptions of enterprise systems into production-grade API tools, ERP/CRM connectors, and data pipelines — self-hosted or cloud, Y Combinator-backed (W25).
Trench
Analytics · Data Engineering · Monitoring
Open-source event tracking infrastructure built on Kafka and ClickHouse that handles thousands of events per second on a single node, with full Segment API compatibility and no cookies.