Editors/Down or discontinued

Name	Screenshot	Platform	Add POIs	Edit / Delete POIs	Edit arbitrary tags of existing OSM objects	Edit geometries	Support imagery offset DB	Upload to OSM	Version
Amenity Editor [1]		Windows, Linux, macOS, BSD, BeOS, Syllable, AmigaOS, OpenIndiana, etc.	yes	yes	yes	no	no	yes	2016-11-16 0.96 Down
Goosm [2]		Android	yes	yes	yes	no	no	yes	2014-06-22 1.0.4 Discontinued
GpsMid [3]		J2ME, Android	yes	yes	yes	Not directly, will open web browser editor for area.	no	yes	2012-09-09 0.8.2 Discontinued
iD-indoor [4]		Web-based (JavaScript)	yes	yes	yes	yes	no	yes	2016-07-18 1.9.6
MAPCAT [5]		Web	yes	yes	yes	yes	no	yes	Down
MapStalt Mini [6]		Windows Phone	yes	yes	yes	no	?	yes	2011-08-01 1.0.0.0 Discontinued
Mumpot		Linux, OpenMoko, GPE	?	yes	?	?	?	yes	2009-04-20 0.6 Discontinued
Nomino [7]		Windows, Linux, macOS, Syllable, BSD, illumos, BeOS, Blackberry OS, iOS, Solaris, QNX, etc.	no	no	yes	no	?	yes	Down
OpenMaps [8]		iOS	yes	yes	yes	no	?	yes	Down
Potlatch 1 [9]		Windows, Linux, macOS	yes	yes	yes	yes	no	yes	2010-12-24 1.4 Discontinued
Potlatch 2 [10]		Web-based (Flash)	yes	yes	yes	yes	no	yes	2011-09-30 2.3
Pushpin OSM [11]		iOS	yes	yes	yes	no	?	yes	2012-12-06 1.1 Discontinued
RawEditor [12]		Web (Python)	yes	yes	yes	yes	?	yes	Down
ShareNav [13]		Android, J2ME, Windows (including Windows 2000 and Windows XP), Linux, macOS	yes	yes	yes	Not directly, will open web browser editor for area.	?	yes	Discontinued
RoofMapper [14]		Web-based (JavaScript)	no	Only add material to roofs	no	no	no	yes	2017-11-13 1.1.3
iD-strava [15]		Web-based (JavaScript)	yes	yes	yes	yes	no	yes	2017-11-07 1.8.5
Osmapy [16]		Windows, Linux, macOS	yes	yes	yes	yes	no	yes	2020-06-21 0.0.18
Deriviste [17]		Web-based (JavaScript)	yes	no	no	no	no	yes	2020-05-09

In the past there were some other choices such as Osmeditor (Qt) and osmpedit, however these are no longer maintained, and no longer interface with the latest API. Also, there are other abandoned projects like Data4All or MapThisSpace.