Most links on this page lead to english-language pages and are marked 
, some are in German and are marked 
.
Administration
| Link | Lan. | Description |
| Manual: Backing up a wiki | | This page provides an overview of the backup process for a typical MediaWiki wiki |
Mapping
Data
Maps
| Link | Lan. | Description |
| OWS terrestris | | OGC-conforming services like OpenStreetMap WMS |
Spatial Reference Systems
| Link | Lan, | Description |
| koordinaten-umrechner.de | | Coordinate calculator for WGS84, UTM, CH1903, UTMREF(MGRS), Gauß-Krüger, NAC, W3W by deine-berge.de |
| EPSG.io | | Coordinate Systems Worldwide |
Geofabrik
| Link | Lan. | Description |
| Tools | | An launchpad for the four tools listed below. |
| Map | | A full-screen slippy map with several different map views, a tile grid for debugging, and links to many other maps. |
| Map Compare | | Compare two maps side by side. Several OpenStreetMap and Google maps are available. |
| OSM Inspector | | This tool offers different views on the OpenStreetMap data. It can be used to get a better idea how the data in the database looks like and it can point out omissions or errors. |
| Tile Calculator | | This tool can calculate the estimated size of tiles in an area, allows to obtain bounding boxes from a specific area or calculate print margins. |
KlokanTech
| Link | Lan. | Description |
| Boundingbox | | Search a location with OpenStreetMap, obtain its bounding box. |
OpenStreetMap
Programming
JavaScript
As JavaScript is my weapon of choice, I put bookmarks relating to this programming language in a file of their own.
Software
Linux Console Programs
| Link | Lan. | Description |
| Midnight Commander (mc) | | A free cross-platform clone of the Norton Commander file manager. |
| TMUX | | A terminal multiplexer. It lets you switch easily between several programs in one terminal, detach them (they keep running in the background) and reattach them to a different terminal. |
| WordGrinder | | a Unicode-aware character cell word processor that runs in a terminal (or a Windows console). It is designed to get the hell out of your way and let you get some work done. |
Overview Sites
| Link | Lan. | Description |
| freshcode.club | | This site is a reimplementation of FreshMeat/FreeCode, which shut down in June 2014. It's intended to become a community-driven website again. |
| Black Duck Open Hub | | The Worlds Largest Repository of Freely Available Analytics on Hundreds of Thousands of Open Source Projects, Contributors, Organizations, Languages, etc. |
Tutorials
General
| Link | Lan. | Description |
| Tutorialspoint | | One of the best online education resources when it comes to programming and the like |
RTKLIB
Security
Raspberry Pi
While much software can be installed install on a Raspberry Pi in the same manner as on any other Debian-based Linux, sometimes things are a bit more involved.
, some are in German and are marked 
.
