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Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 2,538 posts.
Infrastructure & DevOps
Any year
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Shortening the Let's Encrypt chain of trust
When Let’s Encrypt first launched, we needed to ensure that our certificates were widely trusted. To that end, we arranged to have our intermediate certificates cross-signed by IdenTrust’s DST Root CA X3. This meant that all certificates issued by those intermediates would be trusted, even while our own ISRG Root X1…
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AWS mistakes to avoid
Since this year I’m working as an AWS Cloud Consultant where I see a lot of small to medium sized AWS deployments. Most of th...
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A faster heart for F-Droid
Donations are a key part of what keeps F-Droid independent and reliable and our latest hardware update is a direct result of your support. Thanks to donation...
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Payments Canada announces launch of Canada's Real-Time Rail (RTR) payment system
The new system will enable participating financial service providers to clear and settle payments in real time, providing a made-in-Canada platform for future innovation and prosperity.
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AWS Fargate – Run Containers Without Managing Infrastructure
Containers are a powerful way for developers to develop, package, and deploy their applications. At AWS we have over a hundred thousand active ECS clusters and hundreds of millions of new containers started each week. That’s 400+% customer growth since 2016. Container orchestration solutions, like Amazon Elastic…
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It's 2026, Just Use Postgres
Stop managing multiple databases. Postgres extensions replace Elasticsearch, Pinecone, Redis, MongoDB, and InfluxDB with BM25, vectors, JSONB.
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Amazon S3 Adds Put-If-Match (Compare-and-Swap)
Discover more about what's new at AWS with Amazon S3 adds new functionality for conditional writes
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New F-Droid repository format for faster and smaller updates
We just released version 1.16 of the official F-Droid client app for Android which includes many radical changes under the hood as well as many bug fixes for...
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Cloudflare outage on July 17, 2020
Today a configuration error in our backbone network caused an outage for Internet properties and Cloudflare services that lasted 27 minutes. We saw traffic drop by about 50% across our network.
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Migrating Facebook to MySQL 8.0
MySQL, an open source database developed by Oracle, powers some of Facebook’s most important workloads. We actively develop new features in MySQL to support our evolving requirements. These feature…
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Serverless maps at 1/700 the cost of Google Maps API
Accelerating Protomaps with a CDN for fast and affordable maps
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Fastmail offers EU data region
Choose if you want to make the European Union the primary home for your Fastmail data, on our own secure servers in Amsterdam.
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We're Leaving Kubernetes
We are moving away from Kubernetes for cloud development environments after 6 years of experience at scale. Learn about Gitpod Flex and our new approach to development infrastructure for developers.
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Meta’s renewed commitment to jemalloc
Meta recognizes the long-term benefits of jemalloc, a high-performance memory allocator, in its software infrastructure. We are renewing focus on jemalloc, aiming to reduce maintenance needs and mo…
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Hermes: An open-source document management system
Learn about Hermes, an open source document management system created by HashiCorp to help streamline writing and document processes.
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Our data centers now work harder when the sun shines and wind blows
Today we’re announcing a carbon-intelligent computing platform, which can shift tasks to hours of the day when energy from cleaner power sources is plentiful.
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6-Day and IP Address Certificates Are Generally Available
Update: March 11, 2026 If you use Certbot, see Six-Day and IP Address Certificates Available in Certbot for details on requesting these certificates. Short-lived and IP address certificates are now generally available from Let’s Encrypt. These certificates are valid for 160 hours, just over six days. In order to get a…
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Supabase Storage now supports the S3 protocol
Supabase Storage is now officially an S3-Compatible Storage Provider.
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What chroot taught me about containers
In this article, the author explores the concept of containers and how they are essentially chrooted processes. They walk through the process of bu...
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Open-sourcing a more precise time appliance
Facebook engineers have built and open-sourced an Open Compute Time Appliance, an important component of the modern timing infrastructure. To make this possible, we came up with the Time Card — a P…
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CERN migrates to open-source technologies
Update: The name of the project was changed to Microservice Architecture on Libre Technology (MALT) to better reflect its scope. More information in this article .
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Cloudflare crawl endpoint
Browser Rendering's new /crawl endpoint lets you submit a starting URL and automatically discover, render, and return content from an entire website as HTML, Markdown, or structured JSON.
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Reviving Sandstorm
Take control of your web by running your own personal cloud server with Sandstorm.
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45°C cooling design cuts data center water use to near zero
NVIDIA’s latest AI servers can run on coolant warmer than a hot tub — and that counterintuitive choice is one of the biggest efficiency leaps in data center history.