RISING · DATA ENGINEERING

Pipelines, ETL, streaming and analytics at scale. The Data Engineering repositories breaking out right now, ranked by relative momentum: daily growth against their own size, so real risers surface instead of the giants that merely add the most stars in absolute terms.

catalog of 2026-08-30 · velocity is a trailing pace, up to 7 days · the one history nobody else keeps

1. 01PostHog/posthogPython:hedgehog: PostHog is the leading platform for building self-driving products. Our developer tools – AI observability, analytics, session replay, flags, experim39K ★▲ 0.3%/day121/d
2. 02langfuse/langfuseTypeScript🪢 Open source AI engineering platform: LLM evals, observability, metrics, prompt management, playground, datasets. Integrates with OpenTelemetry, LangChain, Op34K ★▲ 0.1%/day47/d
3. 03duckdb/duckdbC++DuckDB is an analytical in-process SQL database management system41K ★▲ 0.1%/day36/d
4. 04DataTalksClub/data-engineering-zoomcampJupyter NotebookData Engineering Zoomcamp is a free 9-week course on building production-ready data pipelines. Join the course here 👇🏼45K ★▲ 0.1%/day35/d
5. 05binhnguyennus/awesome-scalabilityThe Patterns of Scalable, Reliable, and Performant Large-Scale Systems74K ★▲ 19/day
6. 06grafana/grafanaTypeScriptThe open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elastics76K ★▲ 18/day
7. 07apache/supersetPythonApache Superset is a Data Visualization and Data Exploration Platform75K ★▲ 18/day
8. 08ClickHouse/ClickHouseC++ClickHouse® is a real-time analytics database management system50K ★▲ 17/day
9. 09umami-software/umamiTypeScriptUmami is a privacy-first analytics platform. Traffic, campaigns, behavior, conversions, and revenue in one place — no cookies, no surveillance, self-hosted or i38K ★▲ 16/day
10. 10metabase/metabaseClojureThe easy-to-use open source Business Intelligence and Embedded Analytics tool that lets everyone work with data :bar_chart:49K ★▲ 14/day
11. 11GokuMohandas/Made-With-MLJupyter NotebookLearn how to develop, deploy and iterate on production-grade ML applications.49K ★▲ 12/day
12. 12openobserve/openobserveTypeScriptOpen source observability platform for logs, metrics, traces, frontend monitoring, pipelines and LLM observability. A sophisticated, simple and highly performan22K ★▲ 9/day
13. 13apache/airflowPythonApache Airflow - A platform to programmatically author, schedule, and monitor workflows47K ★▲ 8/day
14. 14vectordotdev/vectorRustA high-performance observability data pipeline.22K ★▲ 8/day
15. 15plausible/analyticsElixirOpen source, privacy-first web analytics. Lightweight, cookie-free Google Analytics alternative. Self-hosted or cloud.29K ★▲ 7/day
16. 16apache/kafkaJavaApache Kafka - A distributed event streaming platform34K ★▲ 6/day
17. 17apache/sparkScalaApache Spark - A unified analytics engine for large-scale data processing44K ★▲ 6/day
18. 18kestra-io/kestraJavaEvent Driven Orchestration & Scheduling Platform for Mission Critical Applications28K ★▲ 5/day
19. 19ActivityWatch/activitywatchPythonThe best free and open-source automated time tracker. Cross-platform, extensible, privacy-focused.19K ★▲ 5/day
20. 20academic/awesome-datascience:memo: An awesome Data Science repository to learn and apply for real world problems.30K ★▲ 4/day
21. 21PrefectHQ/prefectPythonPrefect is a workflow orchestration framework for building resilient data pipelines in Python.24K ★▲ 4/day
22. 22thingsboard/thingsboardJavaOpen-source IoT Platform - Device management, data collection, processing and visualization.22K ★▲ 4/day
23. 23cube-js/cubeRust📊 Cube Core is open-source semantic layer for AI, BI and embedded analytics21K ★▲ 3/day
24. 24donnemartin/data-science-ipython-notebooksPythonData science Python notebooks: Deep learning (TensorFlow, Theano, Caffe, Keras), scikit-learn, Kaggle, big data (Spark, Hadoop MapReduce, HDFS), matplotlib, pan29K ★▲ 2/day
25. 25timescale/timescaledbCA time-series database for high-performance real-time analytics packaged as a Postgres extension23K ★▲ 2/day
26. 26allinurl/goaccessCGoAccess is a real-time web log analyzer and interactive viewer that runs in a terminal in *nix systems or through your browser.21K ★▲ 2/day
27. 27iperov/DeepFaceLivePythonReal-time face swap for PC streaming or video calls31K ★▲ 1/day
28. 28apache/rocketmqJavaApache RocketMQ is a cloud native messaging and streaming platform, making it simple to build event-driven applications.23K ★▲ 1/day
29. 29matomo-org/matomoPHPEmpowering People Ethically 🚀 — Matomo is hiring! Join us → https://matomo.org/jobs Matomo is the leading open-source alternative to Google Analytics, giving y22K ★▲ 1/day
30. 30koel/koelPHPMusic streaming solution that works.17K ★▲ 1/day
31. 31eugeneyan/applied-ml📚 Papers & tech blogs by companies sharing their work on data science & machine learning in production.30K ★▲ 1/day
32. 32getredash/redashPythonMake Your Company Data Driven. Connect to any data source, easily visualize, dashboard and share your data.29K ★▲ 1/day
33. 33apache/flinkJavaApache Flink26K ★▲ 1/day
34. 34airbytehq/airbytePythonOpen-source data movement for ELT pipelines and AI agents — from APIs, databases & files to warehouses, lakes, and AI applications. Both self-hosted and Cloud.22K ★▲ 1/day
35. 35qax-os/excelizeGoGo language library for reading and writing Microsoft Excel™ (XLAM / XLSM / XLSX / XLTM / XLTX) spreadsheets21K ★▲ 1/day
36. 36apache/shardingsphereJavaEmpowering Data Intelligence with Distributed SQL for Sharding, Scalability, and Security Across All Databases.21K ★▲ 1/day
37. 37amark/gunJavaScriptAn open source cybersecurity protocol for syncing decentralized graph data.19K ★▲ 1/day
38. 38asciinema/asciinemaRustTerminal session recorder, streamer and player 📹18K ★▲ 1/day
39. 39prestodb/prestoJavaThe official home of the Presto distributed SQL query engine for big data17K ★▲ 1/day
40. 40dagster-io/dagsterPythonAn orchestration platform for the development, production, and observation of data assets.16K ★▲ 1/day