Open source is a red flag

English version of the Russian original published on Habr. From each according to his ability, to each according to his needs. Karl Marx, “Critique of the Gotha Programme” After the previous article about Klipper the most frequent objection was not “you are wrong”. The most frequent one was: “So what? Fork it, patch it, use it.” And it came from people who live exactly like that, and who, by the look of it, are not bothered at all that their work will drown among millions of forks and never be of use to anyone. ...

September 4, 2026 · Aleksei Sviridkin

Klipper: open source without a community, or why your printer will never ship with a toolchanger

English version of the Russian original published on Habr. The man whose code has booted your virtual machines for the last 20 years or so (SeaBIOS has been the default BIOS of QEMU/KVM since about 2010) today decides single-handedly what goes into Klipper, the firmware behind a good half of the planet’s 3D printers, from home builds to factory machines. This is not a metaphor about spiritual leadership. It is literally a one-row table in the official documentation. ...

July 24, 2026 · Aleksei Sviridkin