https://gishub.org 2026-04-20T04:16:44.527982+00:00 Qiusheng Wu qwu18@utk.edu python-feedgen Thoughts on geospatial data science, open-source software, and teaching. https://gishub.org/blog/qgis-timelapse-plugin 2025-12-27T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu A step-by-step tutorial on using the QGIS Timelapse Plugin to create animated GIF and MP4 timelapse videos from Landsat, Sentinel, MODIS, GOES, and NAIP imagery powered by Google Earth Engine. 2025-12-27T00:00:00+00:00 https://gishub.org/blog/leafmap-qgis-plugin 2025-12-30T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu Introducing the LeafMap QGIS plugin with interactive layer transparency controls and a swipe tool for comparing geospatial layers side by side. 2025-12-30T00:00:00+00:00 https://gishub.org/blog/geemap-qgis-plugin 2025-12-31T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu A step-by-step tutorial on installing and using the Geemap QGIS plugin to run Earth Engine Python code, inspect pixel values, and download datasets inside QGIS with Jupyter Notebook integration. 2025-12-31T00:00:00+00:00 https://gishub.org/blog/gee-data-catalogs-plugin 2026-01-03T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu Introducing the GEE Data Catalogs Plugin for QGIS, providing access to over 5,000 datasets from the official Earth Engine catalog and the Awesome GEE Community Catalog with no coding required. 2026-01-03T00:00:00+00:00 https://gishub.org/blog/nasa-earthdata-plugin 2026-01-06T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu A step-by-step tutorial on using the NASA Earthdata QGIS plugin to search, preview, and download satellite imagery and geospatial datasets from NASA's archive without programming. 2026-01-06T00:00:00+00:00 https://gishub.org/blog/maxar-open-data-plugin 2026-01-10T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu A step-by-step tutorial on using the Maxar Open Data QGIS plugin to search, visualize, compare, and download free high-resolution satellite imagery for disaster response and change detection. 2026-01-10T00:00:00+00:00 https://gishub.org/blog/maplibre-gl-lidar 2026-01-12T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu Introducing maplibre-gl-lidar, an open-source MapLibre plugin for visualizing large-scale LiDAR point clouds (LAS, LAZ, COPC) directly in the browser with interactive controls, classification legends, and Jupyter Notebook support. 2026-01-12T00:00:00+00:00 https://gishub.org/blog/usgs-lidar-search 2026-01-14T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu A step-by-step tutorial on using the USGS LiDAR web app to search, stream, and download COPC point clouds from Microsoft Planetary Computer directly in your browser. 2026-01-14T00:00:00+00:00 https://gishub.org/blog/usgs-lidar-viewer 2026-01-18T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu Stream and explore over 75 trillion USGS LiDAR points from AWS and Microsoft Planetary Computer using COPC and Entwine Point Tiles, no downloads required. 2026-01-18T00:00:00+00:00 https://gishub.org/blog/gee-time-series 2026-01-21T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu A step-by-step tutorial on creating and downloading time-series satellite imagery using the GEE Data Catalogs Plugin v0.5 for QGIS, with no coding required. 2026-01-21T00:00:00+00:00 https://gishub.org/blog/winter-storm-timelapse 2026-01-24T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu Create a stunning satellite timelapse of the 2026 US winter storm using NOAA GOES-18 imagery and the QGIS Timelapse Plugin, no coding required. 2026-01-24T00:00:00+00:00 https://gishub.org/blog/nisar-data-qgis 2026-01-28T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu A step-by-step tutorial on downloading and visualizing NASA-ISRO NISAR SAR satellite data in QGIS using the NASA Earthdata plugin, covering authentication, search, download, format conversion, and visualization. 2026-01-28T00:00:00+00:00 https://gishub.org/blog/tree-crown-detection 2026-02-03T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu A step-by-step tutorial on detecting and segmenting tree crowns from satellite imagery using the QGIS GeoAI plugin with DeepForest pre-trained models, no coding required. 2026-02-03T00:00:00+00:00 https://gishub.org/blog/canopy-height 2026-02-06T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu A step-by-step tutorial on estimating canopy height from aerial and satellite imagery using Meta's pretrained deep learning model with the GeoAI Python package. 2026-02-06T00:00:00+00:00 https://gishub.org/blog/maplibre-gl-components 2026-02-10T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu Introducing maplibre-gl-components, a MapLibre plugin for visualizing cloud-native geospatial formats like COG, Zarr, PMTiles, FlatGeobuf, and GeoParquet with built-in UI components. 2026-02-10T00:00:00+00:00 https://gishub.org/blog/anymap-ts 2026-02-13T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu Introducing anymap-ts, a new Python package built on MapLibre and TypeScript for interactive geospatial visualization in both web apps and Jupyter Notebooks. 2026-02-13T00:00:00+00:00 https://gishub.org/blog/noaa-lidar 2026-02-18T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu A step-by-step tutorial on searching, loading, and visualizing massive NOAA coastal LiDAR point clouds directly in your browser without downloading any data. 2026-02-18T00:00:00+00:00 https://gishub.org/blog/geoai-qgis-plugin 2026-02-25T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu Announcing GeoAI QGIS Plugin v1.0 with one-click installation, SAM 3, water segmentation, forest segmentation, and export to vector, raster, COCO, YOLO, and Pascal VOC formats. 2026-02-25T00:00:00+00:00 https://gishub.org/blog/vantor-satellite-imagery 2026-03-03T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu A tutorial on accessing, visualizing, and downloading free satellite imagery from the Vantor Open Data Program using a web app or QGIS plugin. 2026-03-03T00:00:00+00:00 https://gishub.org/blog/spinning-globe 2026-03-06T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu A step-by-step tutorial on creating an interactive spinning 3D globe with raster and vector data overlays using a web-based tool or Jupyter Notebook, no coding required. 2026-03-06T00:00:00+00:00 https://gishub.org/blog/cloud-detection 2026-03-19T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu A step-by-step tutorial on detecting clouds and cloud shadows from satellite imagery using OmniCloudMask and GeoAI, with post-processing, vectorization, and cloud-free mask generation. 2026-03-19T00:00:00+00:00 https://gishub.org/blog/field-boundary-detection 2026-03-20T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu A complete tutorial on using instance segmentation and the Fields of the World dataset to delineate agricultural field boundaries with GeoAI, from data preparation to batch inference. 2026-03-20T00:00:00+00:00 https://gishub.org/blog/launching-new-website 2026-04-06T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu How I rebuilt gishub.org using MyST Markdown for the website and Typst for automatic CV generation from the same Markdown source files. 2026-04-06T00:00:00+00:00 https://gishub.org/blog/myst-website-template 2026-04-07T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu A GitHub template that bundles MyST Markdown, GitHub Pages deployment, Netlify PR previews, and pre-commit hooks into a ready-to-use starting point. 2026-04-07T00:00:00+00:00 https://gishub.org/blog/build-personal-website 2026-04-09T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu A step-by-step video tutorial showing how to create and deploy a personal website using the MyST Markdown template and GitHub Pages, with no coding experience needed. 2026-04-09T00:00:00+00:00 https://gishub.org/blog/myst-cv-website 2026-04-10T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu A step-by-step tutorial on building a personal CV website with MyST Markdown and Typst that automatically generates a PDF version of your CV from the same Markdown source. 2026-04-10T00:00:00+00:00 https://gishub.org/blog/myst-article-template 2026-04-15T00:00:00+00:00 Qiusheng Wu qwu18@utk.edu A step-by-step tutorial on writing journal articles in MyST Markdown with automatic PDF generation and website deployment using a GitHub template. 2026-04-15T00:00:00+00:00