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Hobbies · Crafts

Technical & maker

Electronics, code, 3D printing and machines built for the joy of building them.

Also in this category

Classified but not yet written up.

143 activities in the catalogue, 22 written up so far.

  • Air quality monitoring

    Hobby

    Running a low-cost particulate sensor and contributing to open networks of local air data.

    £100–£300 to startIndoors or outdoorsSedentary

    In the catalogue, not written up yet

  • Amateur aircraft building

    HobbyCraft

    Building a light aircraft from plans or a kit under a national association’s inspection scheme.

    Over £1,000 to startIndoorsModerate effort

    In the catalogue, not written up yet

  • Amateur radio

    Hobby

    Licensed two-way radio — contacts, contests, antennas and propagation.

    £300–£1,000 to startIndoors or outdoorsSedentary

    In the catalogue, not written up yet

  • Amateur satellite operating

    Hobby

    Working orbiting amateur radio satellites with a handheld and a directional aerial.

    £300–£1,000 to startOutdoorsGentle

    In the catalogue, not written up yet

  • Amateur seismology

    Hobby

    Running a home seismometer and identifying distant earthquakes from the traces it records.

    £300–£1,000 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Antenna building

    HobbyCraft

    Designing and building aerials from wire and tube, the cheapest way to improve any radio station.

    £25–£100 to startIndoors or outdoorsModerate effort

    In the catalogue, not written up yet

  • Arcade cabinet restoration

    HobbyCraft

    Restoring arcade machines, part cabinetry part vintage electronics.

    Over £1,000 to startIndoorsGentle

    In the catalogue, not written up yet

  • Automata making

    Craft

    Building mechanical figures driven by cams and linkages, half toy half sculpture.

    £100–£300 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Bat detecting

    Hobby

    Finding bats by their echolocation calls with a handheld detector.

    £100–£300 to startOutdoorsGentle

    In the catalogue, not written up yet

  • Bicycle frame building

    Craft

    Brazing or welding bicycle frames from tubing, to your own geometry.

    Over £1,000 to startIndoorsModerate effort

    In the catalogue, not written up yet

  • Bicycle restoration

    HobbyCraft

    Bringing vintage and classic bicycles back to riding condition, and deciding how much patina to keep.

    £100–£300 to startIndoorsModerate effort

    In the catalogue, not written up yet

  • Bicycle wheel building

    CraftHobby

    Lacing and tensioning wheels by hand, which is the one bicycle skill that stays hard.

    £100–£300 to startIndoorsGentle

    In the catalogue, not written up yet

  • Bus and coach restoration

    Hobby

    Restoring and running preserved buses, usually through a group rather than alone.

    Over £1,000 to startIndoors or outdoorsDemanding

    In the catalogue, not written up yet

  • CAD modelling

    Hobby

    Designing parts in three dimensions for printing, machining or simply for the pleasure of it.

    Free or near-free to startIndoorsSedentary

    In the catalogue, not written up yet

  • Camera repair

    CraftHobby

    Servicing mechanical cameras — shutters, light seals, rangefinders — and the tools that make it possible.

    £100–£300 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Car audio installation

    HobbyCraft

    Designing and fitting vehicle sound systems, where the cabin is the hardest part of the problem.

    £300–£1,000 to startIndoors or outdoorsGentle

    In the catalogue, not written up yet

  • Caravan restoration

    Hobby

    Restoring vintage touring caravans, where damp and body panels are the whole battle.

    £300–£1,000 to startOutdoorsModerate effort

    In the catalogue, not written up yet

  • Circuit bending

    Craft

    Rewiring toys and cheap electronics to make instruments nobody designed.

    £25–£100 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Classic car restoration

    Hobby

    Bringing an old car back to running, usable or concours condition.

    Over £1,000 to startIndoorsDemanding

    In the catalogue, not written up yet

  • Clock repair

    HobbyCraft

    Dismantling, cleaning and regulating mechanical clocks and watches.

    £300–£1,000 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Clockmaking

    Craft

    Making clock movements and cases from scratch, distinct from repairing existing ones.

    Over £1,000 to startIndoorsGentle

    In the catalogue, not written up yet

  • Combat robotics

    HobbySport

    Designing and fighting radio-controlled machines to weight classes, from ant weight upwards.

    £300–£1,000 to startIndoorsGentle

    In the catalogue, not written up yet

  • Corkscrew collecting

    Hobby

    Collecting patent corkscrews, a field of several thousand recorded mechanisms and its own societies.

    £100–£300 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Custom motorcycle building

    HobbyCraft

    Rebuilding a motorcycle to a chosen style — cafe racer, scrambler, bobber — rather than to original spec.

    Over £1,000 to startIndoorsModerate effort

    In the catalogue, not written up yet

  • Demoscene

    Hobby

    Writing audiovisual programs under severe size limits, judged at parties — a computer art form.

    Free or near-free to startIndoorsSedentary

    In the catalogue, not written up yet

  • Digital preservation

    Hobby

    Rescuing data from obsolete media and formats, and keeping it readable — floppies, tapes, dead formats.

    £100–£300 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Domino toppling

    Hobby

    Building and filming large chain-reaction constructions, a patience and engineering hobby with a big online scene.

    £100–£300 to startIndoorsGentle

    In the catalogue, not written up yet

  • Electric vehicle conversion

    HobbyCraft

    Replacing a combustion drivetrain with motor and battery, and the paperwork that legalises the result.

    Over £1,000 to startIndoorsModerate effort

    In the catalogue, not written up yet

  • Electronics

    HobbyCraft

    Designing, building and repairing circuits, from a first LED to real instruments.

    £100–£300 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Electronics repair

    HobbyCraft

    Fixing consumer electronics rather than replacing them, starting with a soldering iron.

    £100–£300 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Electroplating

    Craft

    Depositing metal onto a surface by electrolysis, used in restoration and jewellery finishing.

    £100–£300 to startIndoorsGentle

    In the catalogue, not written up yet

  • Escape room design

    HobbyCraft

    Designing puzzle rooms and hunts, a hobby that has grown its own amateur scene.

    £100–£300 to startIndoorsGentle

    In the catalogue, not written up yet

  • Forge building

    Craft

    Building a solid-fuel or gas forge and the shop around it, before any smithing happens.

    £300–£1,000 to startOutdoorsDemanding

    In the catalogue, not written up yet

  • FPGA projects

    Hobby

    Describing digital hardware in code and running it on a reconfigurable chip, rather than programming a processor.

    £100–£300 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Generative music

    Hobby

    Building systems that compose rather than composing directly, in patchers, code or hardware.

    Free or near-free to startIndoorsSedentary

    In the catalogue, not written up yet

  • Guitar pedal building

    CraftHobby

    Building effects pedals from kits and stripboard, the most common route into practical electronics.

    £100–£300 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Hand tool restoration

    CraftHobby

    Bringing old planes, chisels and saws back into use, which is cheaper than buying new.

    £25–£100 to startIndoors or outdoorsModerate effort

    In the catalogue, not written up yet

  • Heritage railway volunteering

    Hobby

    Restoring and running preserved railways as a volunteer.

    Under £25 to startOutdoorsDemanding

    In the catalogue, not written up yet

  • Hi-fi restoration

    CraftHobby

    Recapping and realigning vintage amplifiers, turntables and tape machines back to specification.

    £300–£1,000 to startIndoorsGentle

    In the catalogue, not written up yet

  • High-altitude ballooning

    Hobby

    Sending instruments to the stratosphere on a weather balloon and recovering them.

    £300–£1,000 to startOutdoorsModerate effort

    In the catalogue, not written up yet

  • Home foundry casting

    Craft

    Melting and pouring aluminium or bronze into moulds you made yourself.

    £300–£1,000 to startOutdoorsDemanding

    In the catalogue, not written up yet

  • Home server

    Hobby

    Running your own services on hardware you own, for storage, media and privacy.

    £300–£1,000 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Home weather stations

    Hobby

    Running and maintaining a personal weather station, and feeding its data to a public network.

    £300–£1,000 to startOutdoorsGentle

    In the catalogue, not written up yet

  • Japanese knife care

    Craft

    Maintaining and sharpening single-bevel Japanese knives on water stones.

    £100–£300 to startIndoorsGentle

    In the catalogue, not written up yet

  • Jukebox restoration

    CraftHobby

    Restoring the selection mechanisms, amplifiers and lighting of coin-operated record players.

    Over £1,000 to startIndoorsModerate effort

    In the catalogue, not written up yet

  • Kiln building

    Craft

    Building a wood, gas or raku kiln, which is a refractory and combustion problem.

    £300–£1,000 to startOutdoorsDemanding

    In the catalogue, not written up yet

  • Kinetic sculpture

    Craft

    Making sculpture that moves, by motor, wind or hand.

    £100–£300 to startIndoorsGentle

    In the catalogue, not written up yet

  • Kit car building

    HobbyCraft

    Assembling a car from a manufactured kit and a donor vehicle, ending in a road-legal registration process.

    Over £1,000 to startIndoorsDemanding

    In the catalogue, not written up yet

  • Knife sharpening

    Craft

    Putting and keeping an edge on tools and knives, which underlies half the crafts here.

    £25–£100 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Laser cutting

    CraftHobby

    Cutting and engraving sheet material from vector artwork, usually at a makerspace before at home.

    £300–£1,000 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Live sound engineering

    Hobby

    Mixing bands and events in the room, on desks and systems learned largely by doing.

    £100–£300 to startIndoorsModerate effort

    In the catalogue, not written up yet

  • Live steam locomotives

    HobbyCraft

    Building and driving coal-fired miniature locomotives, usually on a club’s ground-level track.

    Over £1,000 to startOutdoorsModerate effort

    In the catalogue, not written up yet

  • Live steam modelling

    Craft

    Building and running working steam locomotives and engines to scale.

    Over £1,000 to startIndoors or outdoorsModerate effort

    In the catalogue, not written up yet

  • Locksport

    Hobby

    Learning lock mechanisms by picking them, as a puzzle discipline with a strict ethic.

    £25–£100 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Loudspeaker building

    Craft

    Designing and building speaker cabinets and crossovers.

    £300–£1,000 to startIndoorsGentle

    In the catalogue, not written up yet

  • Mechanical keyboards

    HobbyCraft

    Building and modifying keyboards — switches, keycaps, dampening and sometimes hand-wired firmware.

    £100–£300 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Metal spinning

    Craft

    Forming sheet metal over a mandrel on a lathe with hand tools, one of the few chipless metal processes.

    £300–£1,000 to startIndoorsDemanding

    In the catalogue, not written up yet

  • Model boats

    HobbyCraft

    Building static or radio-controlled boats, and sailing them on a club pond.

    £300–£1,000 to startIndoors or outdoorsGentle

    In the catalogue, not written up yet

  • Model engineering

    CraftHobby

    Machining working miniature engines and locomotives from raw metal on a lathe.

    Over £1,000 to startIndoorsModerate effort

    In the catalogue, not written up yet

  • Model rocketry

    Hobby

    Building and launching solid-motor rockets, and recovering them safely.

    £100–£300 to startOutdoorsGentle

    In the catalogue, not written up yet

  • Model tramways

    Hobby

    Building and operating tramway layouts, which model street running rather than rail.

    £300–£1,000 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Modular synthesis

    HobbyCraft

    Building sound from patched modules, where the instrument is assembled rather than bought.

    Over £1,000 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Moped and scooter restoration

    CraftHobby

    Restoring small two-strokes, which are cheap, simple and have an unusually helpful parts scene.

    £300–£1,000 to startIndoors or outdoorsModerate effort

    In the catalogue, not written up yet

  • Morse code operating

    Hobby

    Working stations by hand-sent Morse, which gets through when voice cannot and is learned by sound.

    £100–£300 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Motorcycle restoration

    Hobby

    Rebuilding old motorcycles — smaller, cheaper and more tractable than cars.

    Over £1,000 to startIndoorsModerate effort

    In the catalogue, not written up yet

  • Musical box restoration

    Craft

    Restoring cylinder and disc musical boxes, part horology part cabinetwork.

    Over £1,000 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Neon bending

    Craft

    Bending and filling glass tube to make neon signs, a small and shrinking craft.

    Over £1,000 to startIndoorsGentle

    In the catalogue, not written up yet

  • Neon sign making

    Craft

    Bending and filling glass tube for luminous signs, a craft with very few remaining practitioners.

    Over £1,000 to startIndoorsModerate effort

    In the catalogue, not written up yet

  • Nixie clock building

    CraftHobby

    Building clocks around cold-cathode display tubes, which need a high-voltage supply to light at all.

    £100–£300 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Organ building

    Craft

    Making and maintaining pipe organs, an intersection of joinery, metalwork and acoustics.

    Over £1,000 to startIndoorsModerate effort

    In the catalogue, not written up yet

  • Ornamental turning

    Craft

    Cutting geometric patterns with a rose engine or ornamental lathe, a Victorian machine craft.

    Over £1,000 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Paper engineering

    Craft

    Designing pop-up and movable paper structures.

    £25–£100 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Pattern-welded steel

    Craft

    Forge-welding layered steels into patterned billets for blades and jewellery.

    Over £1,000 to startIndoors or outdoorsDemanding

    In the catalogue, not written up yet

  • PC building

    Hobby

    Specifying, assembling and tuning your own computer.

    Over £1,000 to startIndoorsSedentary

    In the catalogue, not written up yet

  • PCB design

    HobbyCraft

    Designing printed circuit boards and having them fabricated, now cheap enough to be a hobby.

    £100–£300 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Photogrammetry

    Hobby

    Building three-dimensional models from overlapping photographs, used for heritage and printing.

    £100–£300 to startIndoors or outdoorsGentle

    In the catalogue, not written up yet

  • Pinball

    Hobby

    Competitive play on electromechanical and solid-state machines, with leagues and rankings.

    £25–£100 to startIndoorsGentle

    In the catalogue, not written up yet

  • Powder coating

    Craft

    Electrostatically applying and oven-curing a powder finish, now within reach of a home workshop.

    £300–£1,000 to startIndoorsModerate effort

    In the catalogue, not written up yet

  • Programming

    Hobby

    Writing code for its own sake — tools, puzzles, side projects.

    Free or near-free to startIndoorsSedentary

    In the catalogue, not written up yet

  • QRP operating

    Hobby

    Amateur radio at five watts or less, often on home-built sets, where the challenge is the constraint.

    £100–£300 to startIndoors or outdoorsModerate effort

    In the catalogue, not written up yet

  • Racket stringing

    CraftHobby

    Stringing tennis, squash and badminton rackets — a paid skill most club players never learn.

    £300–£1,000 to startIndoorsGentle

    In the catalogue, not written up yet

  • Radio astronomy

    Hobby

    Detecting hydrogen line emission and solar activity with a home-built dish and software radio.

    £300–£1,000 to startOutdoorsGentle

    In the catalogue, not written up yet

  • Radio contesting

    Hobby

    Competitive amateur radio, making as many contacts as possible in a defined window.

    £300–£1,000 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Radio direction finding

    SportHobby

    Locating hidden transmitters on foot with a directional aerial — orienteering with radio.

    £100–£300 to startOutdoorsDemanding

    In the catalogue, not written up yet

  • Raft building

    HobbySport

    Building a floating craft from barrels, poles and lashings, then finding out whether it works.

    £25–£100 to startOutdoorsModerate effort

    In the catalogue, not written up yet

  • Rainwater harvesting

    Hobby

    Collecting and storing roof runoff for garden or household use.

    £100–£300 to startOutdoorsGentle

    In the catalogue, not written up yet

  • Repair café volunteering

    Hobby

    Fixing other people’s broken things at a community repair session.

    Free or near-free to startIndoorsGentle

    In the catalogue, not written up yet

  • Resin 3D printing

    HobbyCraft

    Printing in photopolymer resin for fine detail, with a chemical handling problem filament printing does not have.

    £300–£1,000 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Retro computing

    Hobby

    Restoring, using and programming computers from the 1980s and 90s.

    £300–£1,000 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Retro console modding

    HobbyCraft

    Repairing and modifying old games consoles — recapping, video output mods, region freeing.

    £100–£300 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Rocket stove building

    CraftHobby

    Building high-efficiency combustion stoves for cooking or outdoor heating.

    £25–£100 to startOutdoorsModerate effort

    In the catalogue, not written up yet

  • Sand casting

    Craft

    Casting metal into bonded sand moulds, the accessible route into home foundry work.

    £300–£1,000 to startOutdoorsModerate effort

    In the catalogue, not written up yet

  • Scientific instrument collecting

    Hobby

    Collecting microscopes, barometers, surveying and drawing instruments, usually still in working order.

    £300–£1,000 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Sewing machine repair

    CraftHobby

    Servicing vintage machines, most of which are mechanically simple and built to last.

    £25–£100 to startIndoorsGentle

    In the catalogue, not written up yet

  • Sheet metal fabrication

    Craft

    Cutting, folding and joining sheet into boxes, panels and enclosures, worked out flat before it is bent.

    £300–£1,000 to startIndoorsModerate effort

    In the catalogue, not written up yet

  • Shortwave listening

    Hobby

    Listening for distant broadcast and utility stations, logging what you hear and collecting confirmations.

    £100–£300 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Single-board computer projects

    Hobby

    Building small always-on machines — media servers, sensors, retro consoles — on a credit-card computer.

    £25–£100 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Small engine repair

    CraftHobby

    Fixing mowers, strimmers and generators — carburettors, ignition and fuel, on machines worth saving.

    £100–£300 to startIndoors or outdoorsModerate effort

    In the catalogue, not written up yet

  • Soapbox racing

    HobbySport

    Building and racing unpowered gravity carts, where scrutineering and brakes matter more than speed.

    £100–£300 to startOutdoorsModerate effort

    In the catalogue, not written up yet

  • Software-defined radio

    Hobby

    Listening across the radio spectrum with a cheap USB receiver and software rather than tuned hardware.

    £25–£100 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Stage lighting design

    CraftHobby

    Designing and rigging light for live performance, which is an electrical craft and an artistic one.

    Free or near-free to startIndoorsModerate effort

    In the catalogue, not written up yet

  • Stationary engine restoration

    HobbyCraft

    Restoring and running open-crank petrol and diesel engines, and taking them to rallies to run all weekend.

    £300–£1,000 to startIndoors or outdoorsDemanding

    In the catalogue, not written up yet

  • Steam road vehicle restoration

    Hobby

    Restoring and driving traction engines, steam rollers and steam wagons.

    Over £1,000 to startOutdoorsDemanding

    In the catalogue, not written up yet

  • Sundial making

    CraftHobby

    Designing and building sundials, which is applied astronomy and craft together.

    £100–£300 to startIndoors or outdoorsGentle

    In the catalogue, not written up yet

  • Synthesiser building

    CraftHobby

    Assembling modules and instruments from kits or from scratch, where calibration is half the work.

    £300–£1,000 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Telephone collecting

    Hobby

    Collecting and reconnecting historic telephones, which mostly still work on a modern line with an adapter.

    £25–£100 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Telescope making

    HobbyCraft

    Grinding and figuring your own mirror, which is how amateur astronomy began.

    £300–£1,000 to startIndoorsModerate effort

    In the catalogue, not written up yet

  • Tesla coils

    HobbyCraft

    Building resonant transformers that produce visible discharge, a display and demonstration hobby.

    £300–£1,000 to startIndoorsGentle

    In the catalogue, not written up yet

  • Theremin

    Hobby

    Played without being touched, and the only instrument where the hardest part is the first note.

    £300–£1,000 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Tool sharpening

    Craft

    Putting genuine edges on chisels, plane irons and knives, and understanding why.

    £100–£300 to startIndoorsGentle

    In the catalogue, not written up yet

  • Traction engine restoration

    HobbyCraft

    Restoring full-size steam road engines, under boiler inspection regimes and usually as a syndicate.

    Over £1,000 to startIndoors or outdoorsVery demanding

    In the catalogue, not written up yet

  • Vacuum forming

    Craft

    Shaping heated plastic sheet over a mould with suction, for props and parts.

    £100–£300 to startIndoorsGentle

    In the catalogue, not written up yet

  • Valve amplifier building

    Craft

    Building and restoring thermionic valve audio equipment, at lethal voltages.

    Over £1,000 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Vintage calculator collecting

    Hobby

    Collecting early electronic calculators and pocket computers, most of which still run.

    £25–£100 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Vintage radio collecting

    HobbyCraft

    Collecting and restoring valve radios, where the electrical restoration is the real hobby.

    £100–£300 to startIndoorsGentle

    In the catalogue, not written up yet

  • Vintage sewing machine restoration

    CraftHobby

    Restoring hand-crank and treadle machines, which are simple, indestructible and still usable.

    £100–£300 to startIndoorsGentle

    In the catalogue, not written up yet

  • Watch collecting

    Hobby

    Collecting mechanical and quartz watches, and learning what is inside them.

    Over £1,000 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Watch modification

    Craft

    Assembling and customising mechanical watches from parts.

    £300–£1,000 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Watch servicing

    CraftHobby

    Stripping, cleaning and regulating mechanical watch movements, at a scale that punishes impatience.

    £300–£1,000 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Watchmaking

    Craft

    Building and servicing mechanical watch movements to tolerances measured in hundredths of a millimetre.

    Over £1,000 to startIndoorsSedentary

    In the catalogue, not written up yet

  • Weather observing

    Hobby

    Recording weather at home with real instruments, and learning to forecast.

    £100–£300 to startOutdoorsSedentary

    In the catalogue, not written up yet