Fynydd LLC
@fynydd.com
We are a software design & development company. Together, we’ll create something amazing!
Interested in CPU virtualization? Learn to build your own emulator starting with this classic CPU.
fynydd.com/blog/crash-c...
fynydd.com/blog/crash-c...
Crash course on emulating the MOS 6510 CPU
How to create a classic MOS 6510 CPU emulator for a virtual Commodore 64
fynydd.com
January 27, 2026 at 4:30 PM
Interested in CPU virtualization? Learn to build your own emulator starting with this classic CPU.
fynydd.com/blog/crash-c...
fynydd.com/blog/crash-c...
A data center may be opening near you. What does that mean for your community?
fynydd.com/blog/the-dat...
fynydd.com/blog/the-dat...
The data center next door
The rise of AI has come at a price as local communities deal with the impact of new data center construction.
fynydd.com
January 21, 2026 at 4:30 PM
A data center may be opening near you. What does that mean for your community?
fynydd.com/blog/the-dat...
fynydd.com/blog/the-dat...
If you need to update any of your existing .NET web apps (like Umbraco CMS), this long-term support .NET release is a great time to do it.
fynydd.com/blog/net-10-...
fynydd.com/blog/net-10-...
.NET 10 released
Microsoft announced the release of .NET 10, the most productive, modern, secure, and high-performance version to date
fynydd.com
January 14, 2026 at 4:30 PM
If you need to update any of your existing .NET web apps (like Umbraco CMS), this long-term support .NET release is a great time to do it.
fynydd.com/blog/net-10-...
fynydd.com/blog/net-10-...
One of our best free and open source projects is Sfumato, a tool web developers can use to build modern web UIs without writing CSS. It's interoperable with Tailwind CSS but better.
fynydd.com/blog/open-so...
fynydd.com/blog/open-so...
Sfumato
Sfumato is a utility-first CSS framework for building modern web user interfaces directly in your markup.
fynydd.com
January 8, 2026 at 4:30 PM
One of our best free and open source projects is Sfumato, a tool web developers can use to build modern web UIs without writing CSS. It's interoperable with Tailwind CSS but better.
fynydd.com/blog/open-so...
fynydd.com/blog/open-so...
If you're curious about the recent RAM price increases, we've summarized what's going on and what's to come.
fynydd.com/blog/why-ram...
fynydd.com/blog/why-ram...
Why RAM prices are surging into 2026
The price of memory is soaring, effecting everything from computers to mobile phones, tablets, and edge devices.
fynydd.com
January 5, 2026 at 4:30 PM
If you're curious about the recent RAM price increases, we've summarized what's going on and what's to come.
fynydd.com/blog/why-ram...
fynydd.com/blog/why-ram...
Here are a couple great (free) security tools you can use to see if your network has open ports or has been used in DDoS attacks.
fynydd.com/blog/is-your...
fynydd.com/blog/is-your...
Is your network compromised?
How do you know if devices on your home or business network have been hacked and are part of a DDoS attack?
fynydd.com
December 16, 2025 at 4:45 PM
Here are a couple great (free) security tools you can use to see if your network has open ports or has been used in DDoS attacks.
fynydd.com/blog/is-your...
fynydd.com/blog/is-your...
We published a simple tool for creating and managing unique IDs across websites, APIs, and mobile apps.
fynydd.com/blog/open-so...
fynydd.com/blog/open-so...
The .NET DUID
DUID is a fully-featured replacement for GUIDs. They are more compact, web-friendly, and provide more entropy than GUIDs.
fynydd.com
December 9, 2025 at 4:30 PM
We published a simple tool for creating and managing unique IDs across websites, APIs, and mobile apps.
fynydd.com/blog/open-so...
fynydd.com/blog/open-so...
Couldn't access a website or app earlier this week?
fynydd.com/blog/amazon-...
fynydd.com/blog/amazon-...
Amazon Web Services went down... what happened?
Hundreds of online services were unavailable on October 20, 2025, impacting millions. What happened?
fynydd.com
October 22, 2025 at 3:03 PM
Couldn't access a website or app earlier this week?
fynydd.com/blog/amazon-...
fynydd.com/blog/amazon-...
Intel's 18A chip fab process is the first to signal angstroms over nanometers as a marketing differentiator.
fynydd.com/blog/the-ang...
fynydd.com/blog/the-ang...
The angstrom era in chip fabrication has begun
Intel's new fabrication process marks the end of nanometer marketing and the beginning of atomic-scale design.
fynydd.com
October 14, 2025 at 3:01 PM
Intel's 18A chip fab process is the first to signal angstroms over nanometers as a marketing differentiator.
fynydd.com/blog/the-ang...
fynydd.com/blog/the-ang...
High-leverage prompts are the most fun to explore.
fynydd.com/blog/ai-prom...
fynydd.com/blog/ai-prom...
AI prompt examples that reveal insight, bias, or non-obvious reasoning
Some AI prompt examples that allow you to research things that were too costly or impractical to surface before AI.
fynydd.com
October 8, 2025 at 3:03 PM
High-leverage prompts are the most fun to explore.
fynydd.com/blog/ai-prom...
fynydd.com/blog/ai-prom...
Validation can make a great SaaS product even better.
fynydd.com/blog/from-vi...
fynydd.com/blog/from-vi...
From vision to validation: achieving 21 CFR part 11 compliance for our SaaS LMS
Here's how we recently completed the process of validating our SaaS Learning Management System, Coursabi.
fynydd.com
October 1, 2025 at 3:05 PM
Validation can make a great SaaS product even better.
fynydd.com/blog/from-vi...
fynydd.com/blog/from-vi...
We're going to periodically focus on a provocative question you may not have considered. In this post we explore the impact of training AI on content created or otherwise influenced by AI.
fynydd.com/blog/conside...
fynydd.com/blog/conside...
Consider this... The AI snake eating its own tail
As more people use AI to create content, and AI platforms are trained on that content, how will that impact the quality of digital information over time?
fynydd.com
September 23, 2025 at 3:45 PM
We're going to periodically focus on a provocative question you may not have considered. In this post we explore the impact of training AI on content created or otherwise influenced by AI.
fynydd.com/blog/conside...
fynydd.com/blog/conside...
The Datoids data service is great as part of a .NET or other web or app ecosystem.
fynydd.com/blog/datoids...
fynydd.com/blog/datoids...
Datoids: a private data storage service for websites and apps
We built the Datoids service for websites and apps that need enhanced privacy or self-hosted data.
fynydd.com
September 19, 2025 at 3:45 PM
The Datoids data service is great as part of a .NET or other web or app ecosystem.
fynydd.com/blog/datoids...
fynydd.com/blog/datoids...
Curious about AI agents? This brief post covers the basics.
fynydd.com/blog/ai-agen...
fynydd.com/blog/ai-agen...
AI agents are more than hype
AI is certainly in a hype cycle at the moment, but AI agents are so much more.
fynydd.com
September 11, 2025 at 3:45 PM
Curious about AI agents? This brief post covers the basics.
fynydd.com/blog/ai-agen...
fynydd.com/blog/ai-agen...
FYI, we can also build bespoke shopping systems for other platforms :)
fynydd.com/blog/shoppin...
fynydd.com/blog/shoppin...
Shopping in Umbraco has never been easier
We built a custom Umbraco shopping experience for ZOIA Healthcare
fynydd.com
August 27, 2025 at 3:45 PM
FYI, we can also build bespoke shopping systems for other platforms :)
fynydd.com/blog/shoppin...
fynydd.com/blog/shoppin...
Reposted by Fynydd LLC
Responsibly disposing damaged or spent batteries is easier (and more important) than you think!
fynydd.com/blog/lithium...
fynydd.com/blog/lithium...
Lithium battery recycling and disposal
As lithium batteries age, or become damaged, it's important to responsibly dispose or recycle them.
fynydd.com
August 20, 2025 at 4:54 PM
Responsibly disposing damaged or spent batteries is easier (and more important) than you think!
fynydd.com/blog/lithium...
fynydd.com/blog/lithium...
Responsibly disposing damaged or spent batteries is easier (and more important) than you think!
fynydd.com/blog/lithium...
fynydd.com/blog/lithium...
Lithium battery recycling and disposal
As lithium batteries age, or become damaged, it's important to responsibly dispose or recycle them.
fynydd.com
August 20, 2025 at 4:54 PM
Responsibly disposing damaged or spent batteries is easier (and more important) than you think!
fynydd.com/blog/lithium...
fynydd.com/blog/lithium...
When it comes to AI, we have a problem that only memes can solve.
fynydd.com/blog/simulat...
fynydd.com/blog/simulat...
Simulated intelligence
The term AI is more of misleading brand name than an accurate description of technology.
fynydd.com
August 13, 2025 at 3:51 PM
When it comes to AI, we have a problem that only memes can solve.
fynydd.com/blog/simulat...
fynydd.com/blog/simulat...
We've been helping clients significantly reduce their AWS hosting costs and this is one way to get started.
fynydd.com/blog/unlock-...
fynydd.com/blog/unlock-...
Unlock Savings with AWS Cost Optimization Hub
The AWS Cost Optimization Hub is a game-changer for anyone looking to take control of their AWS spending.
fynydd.com
August 5, 2025 at 3:50 PM
We've been helping clients significantly reduce their AWS hosting costs and this is one way to get started.
fynydd.com/blog/unlock-...
fynydd.com/blog/unlock-...
Microsoft (and others) are getting rid of passwords. So what's next?
fynydd.com/blog/coping-...
fynydd.com/blog/coping-...
Coping with the transition to passkeys
Microsoft is moving away from passwords in favor of passkeys. What does this mean for you?
fynydd.com
July 31, 2025 at 3:50 PM
Microsoft (and others) are getting rid of passwords. So what's next?
fynydd.com/blog/coping-...
fynydd.com/blog/coping-...
The creative ways companies track you across the Internet, even when you use browser privacy features and ad blockers.
fynydd.com/blog/cover-y...
fynydd.com/blog/cover-y...
Cover your tracks
How does tracking technology follow your trail around the web, even if you’ve taken protective measures?
fynydd.com
July 23, 2025 at 3:30 PM
The creative ways companies track you across the Internet, even when you use browser privacy features and ad blockers.
fynydd.com/blog/cover-y...
fynydd.com/blog/cover-y...
When you're super busy it's hard to update your website's content, and a Herculean task to perform maintenance and design updates. This is a reminder for how important the later two concerns are.
fynydd.com/blog/updatin...
fynydd.com/blog/updatin...
Updating your website is more important than you think
Updating your website is about more than a fresh coat of paint. There are real implications to letting it sit unattended for extended lengths of time.
fynydd.com
July 16, 2025 at 3:50 PM
When you're super busy it's hard to update your website's content, and a Herculean task to perform maintenance and design updates. This is a reminder for how important the later two concerns are.
fynydd.com/blog/updatin...
fynydd.com/blog/updatin...
One of our first customers has renewed their Coursabi subscription for a fourth straight year.
fynydd.com/blog/coursab...
fynydd.com/blog/coursab...
Coursabi renewal: Alkermes
We're excited to say that for the fourth year in a row Alkermes has renewed their Coursabi subscription!
fynydd.com
July 14, 2025 at 3:50 PM
One of our first customers has renewed their Coursabi subscription for a fourth straight year.
fynydd.com/blog/coursab...
fynydd.com/blog/coursab...
Peace of mind doesn't have to be expensive or slow down the team.
fynydd.com/blog/should-...
fynydd.com/blog/should-...
Should your software project have more than one developer?
Even software developers will need time off, get sick, or be preoccupied. When you need to make changes to your app or platform and your only developer is unavailable what will you do?
fynydd.com
July 8, 2025 at 3:50 PM
Peace of mind doesn't have to be expensive or slow down the team.
fynydd.com/blog/should-...
fynydd.com/blog/should-...
We published a short post explaining how Blazor apps can be scaled to grow with your audience.
fynydd.com/blog/flavors...
fynydd.com/blog/flavors...
Flavors of Blazor
Microsoft Blazor is a great platform for building web and hybrid apps, with future scalability options built in. But which hosting model should you use?
fynydd.com
July 1, 2025 at 3:50 PM
We published a short post explaining how Blazor apps can be scaled to grow with your audience.
fynydd.com/blog/flavors...
fynydd.com/blog/flavors...