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Evan Czaplicki, creator of Elm, discusses the hard parts of running an open source project: online community conflict, why its patterns arise, and a cultural history of open source. He offers ideas for more civil, productive communication.

Bryan Cantrill's talk on corporate open source anti-patterns, first given at FISL 2012 and again at the Liferay Symposium. He lays out the mistakes companies make when open sourcing code, such as announcing future open sourcing, and discusses licenses.

A dotJS 2012 conference talk by Fat (of Twitter Bootstrap fame) on what open source really means and why maintainers feel guilty about it. It covers the obligations, expectations and burnout that come with releasing popular open source software, delivered with humor.

The first lecture of David Silver's reinforcement learning course, introducing the field and its basic concepts. The course follows the Sutton and Barto textbook.

Paul Irish walks through the jQuery source code and shares ten lessons and interesting techniques from it, aimed at JavaScript developers who want to learn from a widely used library.

A one-minute demo of Safespaces, an open source 3D and VR desktop built on the Arcan project.

Tim Ansell presents the SkyWater PDK, a fully open source manufacturable process development kit for a 130nm process, as the first FOSSi Dial-Up talk. He covers its role in a fully open chip design flow.

C J Silverio, former npm CTO, explains how the JavaScript package commons ended up in the hands of a for-profit company with no accountability. She discusses the cost of running a registry and what the community should do next.

A three-minute Computer History Museum clip showing Ernst Dickmanns' VaMoRs Mercedes van and later VaMP sedan, early self-driving vehicles tested from 1986 to 2003.

A short clip of a 2014 Mercedes S-Class driving itself with adaptive cruise control and Active Lane Assist, with the hands-on-wheel timeout defeated.

The UK DVSA's one-minute guide to the hazard perception part of the driving theory test, covering when to click and how to score well.

A HOPE XI talk on programming by voice with open source speech recognition. The speaker writes Linux systems code by voice and describes building custom voice grammars as an alternative to the keyboard for programmers with repetitive strain injuries.

Applied Science shows how telecentric and hypercentric optics differ from normal lenses, producing no or negative perspective. The video builds a telecentric system from a Fresnel lens and demonstrates a lens that can see around objects.

A 36C3 talk by Bunnie Huang arguing that open source is necessary but not sufficient for trustworthy hardware, because verifying hardware is destructive and so creates a time-of-check/time-of-use gap. It surveys supply chain security and classes of hardware attacks, and presents the Betrusted approach to narrowing that gap.

UC Berkeley EECS colloquium by OpenAI's John Schulman on reinforcement learning from human feedback. He covers why RL helps with truthfulness, hallucination, and the limits of behavior cloning.

A Technology Connections video on how ground-source (geothermal) heat pumps work and why they hold efficiency in winter. It also covers related heat pump information, and the description notes air-source heat pumps have since improved.

Technology Connections explains what forced-air furnaces are, how they work and why they need electricity. He covers combustion, airflow and the parts of a modern furnace.

Lex Fridman's long podcast interview with Yann LeCun on Meta AI, open source, the limits of LLMs, AGI and the future of AI.

A short clip from the Netflix series Space Force in which John Malkovich's character delivers a profanity-laden rant about Microsoft.

Footage of the Mercedes A-Class production line at the Rastatt plant in Germany, filmed in 2013. It shows robots and fixtures working through assembly.

A short Vox video on Barcelona's superblocks, an urban design approach that closes interior streets to through traffic to return space to pedestrians.

A US Air Force film on the Heavy Press Program, which built some of the world's largest metal forging and extrusion presses for aircraft, starting from German presses taken after WWII.

A short clip of Robert Sapolsky on how social hierarchy generates chronic stress, drawing on baboon research. It links rank-related stress to heart health and life expectancy.

Footage of IIHS tests of pedestrian automatic emergency braking on 16 midsize cars, with ratings from superior to basic or no credit.

Asianometry explains the EUV light source inside ASML's lithography machines, where lasers hit falling tin droplets twice to produce 13.5 nm light. It walks through the engineering of the droplet generator, the pre-pulse and main laser, and the plasma that results.

Kaze Emanuar explains how he rewrote and optimized the Super Mario 64 source code so it runs far faster on real N64 hardware. He covers performance bottlenecks and fixes in detail for his ROM hacks.

A 2020 video by laowhy86 arguing that the coronavirus did not originate outside China, pointing to evidence about the Wuhan institute and a possible patient zero. It cites sources in the description.

A reverse engineer walks through fixing a ten-year-old bug in Guitar Hero III without access to its source code, using a disassembler and decompiler. It is technical but explained step by step.

Marco Reps builds and tests an open-source 8.5 digit voltmeter based on CERN's high-precision ADC design. The video walks through assembly, soldering and measurement of the resulting instrument.

Louis Rossmann argues that Apple designs and supports its products in ways that force planned obsolescence and obstruct independent repair. He draws on his experience repairing MacBooks and campaigns for right to repair.

Casey Muratori follows up his refterm proof-of-concept, a GPU-based terminal renderer, with a second part covering memory usage, glyph sizing and correct Unicode and VT handling. It is built to show that a terminal can be fast and correct without heroic effort.

An RSA Animate adaptation of a Slavoj Zizek talk on charitable giving and ethical consumerism. It argues that buying products that bundle a charity donation can sustain the system that causes the problems.

Matt Kulukundis reviews two years of Abseil's Swiss table hashtable, covering post-release optimizations, lessons from rolling it out across Google, design choices, and what global monitoring revealed.

A short CNN news segment reporting that the FBI is looking at a phone call between Tamerlan Tsarnaev's widow and her husband after his photos were released. It is brief 2013 coverage of the Boston bombing investigation.

David Heinemeier Hansson's opening keynote at RailsConf 2019 argues against the expectation of payment for open source work, drawing on his experience releasing Rails. It also includes lighter asides about the industry.

Naomi Wu visits the Shenzhen offices of smartphone maker UMIDIGI in person to get them to release source code they owed under the GPLv2, and they comply.

Elm creator Evan Czaplicki's 2018 Elm Europe talk on how to define success for an open source project and language community. It argues against judging projects by GitHub activity and touches on community expectations.

Donnie Berkholz of RedMonk gives a Monki Gras talk arguing that abusive, toxic contributors damage open source projects. He makes the case for removing them from communities.

Daniel Stenberg's keynote at FrOSCon 2025 on AI slop attacks on the curl project, with examples of bogus AI-generated security reports. He discusses the toll on maintainers and why various countermeasures don't fit the project.

Tantacrul tells the story of Audacity, the widely used free audio editor, and announces his involvement in the project. It includes an interview with the original developers and a look at the software's usability.