History
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- see History of OpenStreetMap for the story and main dates of the project
- see the tag
historic=*for existing objects with a historical interest - see lifecycle prefix for mapping features in various states of damage (for example, visible traces of old shop)
- see Open Historical Map for a project to store historical geodata (mapping the past e.g. no longer existing buildings or Roman roads) into a separate database
- see Planet.osm/full for details for the 'full-history' dump file, which has a full history of all OpenStreetMap edits
- see Web front end#Data browser describing the 'view history' links on the website
- see https://osmlab.github.io/osm-deep-history/ for an external tool showing nicely tag history of an OSM object
- see https://pewu.github.io/osm-history/#/ for another external tool showing nicely tag history of an OSM object - and for nodes and ways also old geoemtries
- see taginfo chronology tab and http://taghistory.raifer.tech/ for how tag usage changed over time
- see attic data for access to old data in Overpass API and therefore also in Overpass Turbo
- see how overpass can be used to query for old unmodified data
- Wiki pages have also history. See https://meta.wikimedia.org/wiki/Help:Page_history for documentation that almost entirely applies also to OSM Wiki
Defunct
- see Historical Coverage for an old no-longer-available edit history animation tool