Canadian studios Dan Hanganu Architectes and Côté Leahy Cardas Architectes have revamped the tent-like structure of a church in Quebec to create a modern library featuring coloured glazing, spiral staircases and lofty ceilings. More about Quebec church transformed into a library by Dan Hanganu and Côté Leahy Cardas
A rooftop extension fronted by a grid of metal mesh and glass contrasts with the original brick facade of this building in east London renovated by Duggan Morris Architects (+ slideshow). More about Duggan Morris injects new life into Georgian office block in Shoreditch with metal mesh
Irish studio GKMP Architects added glazed white tiles to the angular walls of this extension to a semi-detached house in Dublin to help direct sunlight into the interior (+ slideshow). More about Tile-covered walls reflect light into Dublin house extension by GKMP Architects
Chunky concrete slabs alternate with deeply recessed windows on the exterior of this Sydney house extension by Australian firm Nobbs Radford Architects (+ slideshow). More about Glebe House by Nobbs Radford Architects extends a Sydney residence
A concrete room cantilevers over a swimming pool as part of this extension to a postwar property in Singapore by local office Formwerkz Architects. More about Concrete room cantilevers over a pool at Formwerkz Architects' Extended House
DMOA Architecten has transformed a former hunting lodge in Belgium into a family home, retaining the eight piers of its original brick facade as a garden feature (+ movie). More about Brick colonnade screens renovated hunting lodge by DMOA Architecten
Glazed panels create views between the floors of these two Edwardian townhouses in London that have been renovated by local architects Studio Octopi to accommodate resident artists (+ slideshow). More about Studio Octopi renovates Edwardian townhouses for the Delfina Foundation
Scottish studio Konishi Gaffney has constructed a wide dormer window to convert the loft of a terraced house in Edinburgh into an extra bedroom. More about Zinc-clad loft extension by Konishi Gaffney creates an extra bedroom
Paris studio Atelier Zündel Cristea has added a glass-walled extension that projects from the rear of this hundred-year-old house in the Vincennes suburb (+ slideshow). More about Maison a Vincennes by Atelier Zündel Cristea features glass-walled extension
Dublin practice GKMP Architects has added two tiny extensions to a nineteenth century terraced house in the city, one of which incorporates a wooden window seat looking out onto the garden. More about House extension by GKMP Architects includes a wooden window seat
Melbourne practice Architecture Architecture has altered the orientation of a house in the Australian city so the main living areas get the best of the northern sunlight (+ slideshow). More about Renovated house turned around to face the sun by Architecture Architecture
Diagonal strips of wood clad the exterior of this annexe that Austrian studio Franz Architekten has added to a house in the suburbs of Vienna to make room for extra family members (+ slideshow). More about Family house extension by Franz Architekten clad with diagonal strips of larch
Belgian studio Atelier Tom Vanhee has converted a former school building in the village of Woesten into a community centre and added a white gabled extension that appears to be sliding out of the original brick facade (+ slideshow). More about Community Centre Woesten by Atelier Tom Vanhee has a contrasting gabled extension
London studio Hayhurst and Co used pale white larch to wrap walls and furnishings both inside and outside this beach house-inspired extension to a family residence in Hampstead, north London. More about Hayhurst and Co adds beach house-inspired extension to London residence
London studio Scott Architects has added a curvy timber extension to a terraced house in Hackney, featuring a bowed wall that cuts through the centre of a green roof (+ slideshow). More about Curvy timber extension by Scott Architects features a sloping grass roof
Webs of red parachute cables take the place of traditional balustrades between the two levels of this office that architects Joe Fraher and Lizzie Webster have built as an extension of their London home (+ slideshow). More about Parachute cables form netted balustrades at Fraher Architects' London studio
A faceted roof made from a shimmering copper-bronze alloy covers this extension by British firm Emrys Architects to a pair of Georgian townhouses in London (+ slideshow). More about Office extension with a faceted copper roof by Emrys Architects
Paris studio Marchi Architectes layered up timber slats of different thicknesses and proportions to give an irregular texture to the walls of this sunken house extension in Normandy, France (+ slideshow). More about Blackened timber house extension hidden in the forest by Marchi Architectes
Berlin practice Sauerbruch Hutton has renovated and extended a former Prussian military uniform factory to accommodate its own offices and an artist's studio. More about Offices and a studio in a renovated military uniform factory by Sauerbruch Hutton
Israeli studio SO Architecture added this auditorium and gallery to a hilltop war memorial in Nesher, Israel, and tilted it upwards so that it faces towards the sky (+ slideshow). More about Nesher Memorial auditorium and gallery by SO Architecture