Kit Wallace

Trees	Trees of Bristol The main site for the online guide to Bristol Trees.	Tree Locate This web application uses the location of a phone to help a user to identify nearby trees, but it is also useful on a home to explore the trees of Bristol.	CO2 Calculator An interactive site to show the effect on net CO2 capture of felling a mature tree and replacing with newly planted trees.	Tree Cover An analysis of Tree Cover in Bristol by ward
Nature >	Terrain models Terrain models generated from LIDAR data and visualised with X3DOM	Moisture Sensor ESP32 based real-time moisture monitor	Our walks Some of the walks we have done over the years with their paths and occasional stories	Mediterranean Tree Guide An online, downloadable guide to Mediterranean trees, based on Wikimedia resources.
	Morley Square Nature Club Morley Square for nature lovers
History >	History of Morley Sq By Julia and Chris Wallace: The history of Morley Square in Bishopston, from its inception in 1890 to the present day, based on archive records and census data.	History of Gloucester Road The history of every premise in Gloucester Road from Zetland Road to Rudthorpe Road back to the 1880's
MathArt >	Functional objects This web application creates MathArt based on a range of mathematical functions. The user can change the values of the function parameters and see the effect on the graph. The graphs can then be converted into a variety of forms: SVG and 2D and 3D objects via OpenSCAD scripts.	Fottery This web application generates Gcode for an FDM printer based on a variety of functional and scripted paths	Braiding Interactive site to braid rectangular grids with added holes and output as SVG or as a 3D object via OpenSCAD.	Polyhedra An interactive site to find and configure one of nearly 600 polyhedra for printing in various forms via a generated OpenSCAD script. The site also supports a large range of Conway operators, and can generate nets of convex solids.
	Knots Create 3D knots via OpenSCAD.
3D >	3D printed Pottery Using Eazeo Zero printer with generated Gcode direct from Functions and other descriptions	Thingiverse I've posted a number of my OpenSCAD designs to Makerbot's Thingiverse site, but lately its become to slow to use.	Shapeways I have a shop on Shapeways where a few designs are for sale. I use Shapeways for delicate printing and printing in metal.
Sailing >	Cruising with Aremiti Newsletters from our cruising over the past 10 years in our 36' Westerly Conway "Aremiti", and from our circumnavigation in "Perdika"	Bristol Sailing Association BSA Trip reports and more.	Perdika Circumnavigation Newsletters from our Circumnavigation 1999 to 2002
Social >	Blog Writings on a variety of projects.	NABG NABG or Not A Book Group has been running for over 20 years. (the image is AI generated form 'a pile of books and films')	Mastodon The image is of a wooden mask from Ambalangoda in Sri Lanka. Ive used the same image for the 12 years I've been on.	BlueSky The new Twitter
Tools >	eXist-db I have used the open source XML database eXist-db for many years and still find it a wonderfully productive development platform. Thanks Wolfgang and all the gang.	Oxygen Oxygen provides a suite of excellent tools for working with XML and XQuery. Thanks George!	XQuery XQuery is thought of as a query language for XML but it's actually a full development language with which all my web-sites are written. I still refer to Priscilla's book often.	OpenSCAD Functional language for creating 2 and 3D objects for printing or laser cutting