Brussel-based architecture studio Madam Architectuur has renovated a home in Dilbeek, Belgium, adding a green-tiled extension built on a green-pigmented concrete base. More
An inverted-pitch roof and angular brick cladding characterise the Butterfly House extension, which architecture studio The DHaus Company has added to a terraced home in north London. More
A warped metal extension, a bright-yellow entrance and a barn converted into a play house feature in this roundup of barn and farm conversions in the Northeast of the United States. More
Architecture practice Studio Octopi has added a rear extension clad in mint-green metal to The Saddlery, a Georgian house in southeast London. More
Architecture practice THISS Studio has reconfigured the dark interior of an interwar house in east London, adding an extension characterised by timber joinery and a curved aluminium roof. More
A cantilevering concrete canopy shelters a new entrance at this extension to a modernist-style home in Ardèche, which has been completed by French practice Alors Studio. More
Australian studio Winwood McKenzie has extended a former worker's cottage in Northcote, Melbourne to create a house arranged around two courtyard gardens. More
Local studio Oliver Leech Architects has extended a Victorian terrace house in south London, introducing a four-metre-wide skylight at its centre that offers views of a wildflower meadow roof. More
Green terrazzo is teamed with concrete and clay-toned plaster at Terzetto, a London flat extension that architecture studio ConForm Architects has modelled on bay windows. More
Ecuadorian architect Juan Alberto Andrade has completed an extension to a multifamily housing complex with rammed earth walls in Guayaquil. More
British studio Will Gamble Architects has completed an extension and refurbishment to a family home in Croydon, London, defined by a contemporary colonnade spanning across the rear facade. More
Architecture firm Studio Bower has created a wood-clad extension for a 1940s cottage that preserves the house's charm and has interiors like a "generous treehouse". More
Architectural studio Worrell Yeung has completed a two-storey, black-coloured home extension called Springs Artist Studio that is meant to offer the "experience of being perched in the trees". More
Canadian studio 25:8 Architecture + Urban Design has added a cedar-clad extension with a shape informed by birds in flight to a house in Ottawa. More
A series of small gardens designed to "encourage play and movement" breaks up Hopscotch House, a cottage in Brisbane with an extension by local studio John Ellway. More
Muted tones and textured material finishes define the spaces of this mid-terrace Georgian home in north London, overhauled by local studio Paolo Cossu Architects. More
British studio Will Gamble Architects used natural materials throughout Palm Springs, a glazed extension to the back of a Grade II-listed house in north London. More
Japanese studio Unemori Architects has used cypress wood to create Father & Son House, an extension constructed above and around a self-built annexe in Saitama. More
Our 2023 review continues with a roundup of the top residential extensions featured on Dezeen this year, including a wooden structure slotted behind a cottage and a blush-pink addition to a 1930s home. More
A green wall and a charred-timber extension define House of the Elements, a Victorian home in London renovated by local studio Neil Dusheiko Architects. More