Evergreen how-tos and buyer's guides, written in plain English with the trade-offs that actually matter.
RepRapMicron's open PIKA UV head cures resin through a hacksawed telecom patch cord and a cheap UV LED, hitting roughly 9 µm features and a 0.5 mm Benchy, and its wiki doubles as a full build guide.
Read the story →CMF's new $59 Speaker S and $109 Speaker M have pop-off panels and knobs, and the company has published official STL files with print advice on materials, layer height and orientation. Here is how to use them.
Joshua Bird's bedroom-built drone flies on one motor, steering with 45-degree hinged 3D-printed blades, printed fins and custom ArduPilot and moteus firmware that reacts in under 0.2 ms. The CAD files are open for makers to print and study.
Addcomposites has posted four free, simulation-driven video courses with 179 lessons in total. The 50-lesson LFAM course explains the layer-time, weld and warp problems behind metre-scale pellet printing, and anyone can watch it without signing up.
WeeklyVentures' CADlingo 2.0 beta turns text prompts into editable multi-part parametric assemblies in the browser, with per-part export, free STL output for slicers and STEP export on eligible paid plans.
AM Europe's new map of 83 research organisations in 18 countries shows plenty of lab activity in metals, repair and testing, but small firms still struggle to find facilities, compare services, pay for qualification and reuse test data.
A dead Prusa i3, the open-source Allstruder syringe extruder and a Duet 3 board add up to a hobby-bench embedded printer: cream cheese tested the mechanics, epoxy failed in hair gel, and Sylgard 184 silicone finally printed.
After a third headset died at its joint, Hackaday's Jenny List designed a one-piece OpenSCAD headband with zig-zag leaf-spring earpiece mounts that reuses a donor headset's drivers, mic and electronics. The design is open source, and the full headset has not been printed yet.
In-situ monitoring is the early-warning system for metal AM; post-process inspection is what formally certifies the part. Here is what each method catches, where each falls short, and what a retrofit monitoring kit looks like.
Print a master, finish it, box it and pour silicone over it, then cast resin, soap or plaster copies by the dozen: a six-step guide with the silicone, resin, release agent, tools and safety gear to order for each stage.
Design a buck with draft and vents, print it in ABS or PETG, pick a desktop former and the right sheet, then pull and trim clear or opaque shells: a six-step vacuum forming guide with the filament, machine, sheet stock and tools to order for each stage.
Print a pattern in burn-away filament, invest it in plaster, burn it out and pour aluminum: a seven-step lost-PLA casting guide with the filament, kiln, furnace, investment and safety gear to order for each stage.
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