User Blackbird27 wrote a lengthy and detailed article about using Mapillary for mapping in OpenStreetMap with JOSM. Sandra Uddback aslo wrote about using Mapillary in OpenStreetMap in the Mapillary blog.
User Ukundji began a discussion (automatic translation) about improving the mapping of churches and mosques around Berlin which then provoked a lot of tagging discussion about buildings, religious communities, ways and nodes.
 The Peruvian members of the Spanish team of our sister „weeklyOSM“, Eliane Joyo Meneses and Rubén López Mendoza (both employed by Mapbox Peru) have developed a knife-tool for JOSM, which makes splitting ways at an arbitrary point a breeze.
The 6.17 release of the iOS MAPS.ME app can search postal codes. The release notes suggest that users should add missing postal codes to OSM. TheFive tweets his doubts that this is not such a good suggestion for newbies.
User Maturi0n is asking on the German OSM Forum if he can delete the details of private gardens from OSM that were mapped from aerial imagery. His personal opinion is that these details are private and do not belong on OSM. The discussion gets quite heated. (automatic translation)
There is a discussion in the talk-at mailing (automatic translation) list about whether to include including some spiritual improvised outdoor shrines in OpenStreetMap but there are concerns raised about their impermanence.
Gregory Marler continues his review of The OSM book with comments about the interviews in the first half of the book.
The OpenStreetMap community in Ireland blogged about having finally reached 95% townland coverage. (A townland is the small administrative division of land used in Ireland, there are around 61,000 nationwide.)
Humberto Yances again points (automatic translation) to the HOT-Task about mapping the coastal region of Ecuador as there are now new images from drones.
The State of the Map Working Group (WG SotM) published a paper to the topic corporate membership. Source: OSMF-talk
User malenki reports at his user blog that OSM’s German Amazon Affiliate account has earned about 10,000 EUR since its creation in May 2010. At that time he also opened an account at amazon.com but the US community was not interested in using it.
Peter Neubauer writes at his user blog about his experiences at SotM France and the Mapillary contributors he met there.
Two reports on the effectiveness of OSM by the recent earthquake in Ecuador:
The Gorilla Highlands Initiative will host a mapping party on 2-3 June. With the help of HOT and Edirisa they hope to significantly enhance the map in south-western Uganda and north-western Rwanda.
Mapbox announces that their map related tools are now free for humanitarian response.
Paul Uithiol reports that HOT receives financial support through „Grand Challenges Explorations“ (GCE) for pioneering research in global health and development. The GCE initiative was launched in 2008 and supported 1186 projects in 61 countries.
Mapbox published ultra high-res UAV imagery with a resolution of 7.5cm of Sri Lanka. The images were created by the Sri Lankan Government Disaster Management Center and the Survey Department of Sri Lanka.
Kaushik Chatterji describes in detail the effects and implications of the proposed bill [PDF] in India. There is an appeal to all to save the map in India.
Ladislav Laska announces the availability of nightly build versions for the OSM editor Merkaartor (may be unstable), both for Windows and OSX platforms. Bug reports are welcome e.g. on Merkaartor’s github repository.