Harbor: Install Open Source Container Registry on Kubernetes
Harbor is an open-source container registry that helps developers and organizations store, manage, and distribute container images and Helm charts.
Engineering Blog: Software & DevOps Insights
Hadolint: Dockerfile Linter
To guarantee seamless, repeatable builds and production deployments, it is essential to write effective, safe, and maintainable Dockerfiles. Hadolint, a Dockerfile linter, is one tool that aids with this endeavor.
SlimToolkit: Optimizing Images for Efficiency and Performance
Large images not only consume more resources, but they can also slow down deployment times and introduce security risks. This is where Slim Toolkit comes into play.
Not Every Application is Ideal for Cloud-Native Deployment
The appeal of Kubernetes lies in its ability to automate the management of containers, scale applications effortlessly, and provide high levels of resilience and availability. As a result, many assume that Kubernetes is the best way to deploy every application.
Cost Savings on the Cloud
The cloud has revolutionized the way businesses deploy and scale their applications, but as usage grows, so do the costs. One of the key aspects that many companies overlook is the optimization of cloud resources and pricing models.
Getting Started with Security Lifecycle Management
Security lifecycle management is the practice of securing and protecting digital assets through a structured, ongoing process.
Why Companies Should Consider Building Private Cloud
A private cloud offers businesses full control over their data, a more predictable cost structure, and the ability to leverage cutting-edge open-source technologies.
Zero Trust Security in the Modern Cloud Era
Unlike traditional models, which assume trust within the network perimeter, Zero Trust adheres to the principle of “never trust, always verify.”
Why You Should Design Your Cloud Architecture to Be Vendor-Agnostic
Vendor-agnostic design ensures that organizations can migrate between cloud providers or move to private clouds with minimal disruption, offering freedom and flexibility in managing their infrastructure.
Getting Started with DevSecOps
Integrating security into every phase of the Software Development Life Cycle (SDLC) is crucial to ensure that vulnerabilities are identified and addressed early, preventing potential breaches and attacks in the future.
Migrate from Public Cloud: Building Kubernetes Bare-Metal Infrastructure
With increasing cloud costs and the growing need for control over infrastructure, many organizations are exploring on-premises solutions. For us, the solution was Kubernetes on bare-metal servers—a challenging but rewarding journey
5 Principles of Cyber Security Architecture
In our increasingly digital world, cybersecurity is not just a luxury but a necessity. As we rely on digital assets and online infrastructures to manage information, store sensitive data, and run essential services, these systems become prime targets for cybercriminals.
Ceph: Modern Distributed Cloud Native Storage Solution
Ceph is an open-source distributed storage system designed to provide a unified solution for object, block, and file storage
Longhorn: Cloud Native Cloud Storage Solution from Rancher for Kubernetes
As organizations embrace containerization and cloud-native architectures, the demand for robust, persistent storage solutions within Kubernetes environments grows rapidly. One of the standout solutions in this space is Longhorn
K3s: Lightweight Kubernetes for Single Sever, Edge and IoT Deployments
Kubernetes has become the de facto solution for orchestrating containerized applications in cloud and data center environments. One such solution is k3s, a lightweight Kubernetes distribution developed by Rancher Labs
MetalLB: A Load Balancer for Bare Metal Kubernetes Clusters
MetalLB has quickly become a vital tool for organizations running Kubernetes clusters in bare-metal environments
Talos Linux: The Linux Distro that brings you Kubernetes on Bare Metal
Talos Linux, developed by Sidero Labs, addresses these challenges by providing a minimalistic, secure, and immutable operating system explicitly designed to run Kubernetes efficiently on bare metal
Vagrant: Create Modern Development Environments
Vagrant, a tool designed to create and manage virtualized development environments, has become a cornerstone for many developers seeking to streamline their workflows
Docker Swarm: The Simplest Container Orchestrator
Docker Swarm is a native clustering and orchestration tool for Docker containers.
LXD & LXC: Linux Container to rule them all
In recent years, containerization has revolutionized the way software is developed, deployed, and managed. Containers offer lightweight, isolated environments that enable applications to run consistently across various environments, making them an attractive alternative to traditional VM
Packer: Automate Image Creation in for Cloud
Packer is designed to simplify the creation of machine images for multiple platforms from a single source configuration.
Ansible: The Powerful Configuration Management
Designed to facilitate the automation of configuration management, application deployment, and task automation, Ansible has become a cornerstone of modern IT practices
Pulumi: The Real Infrastructure as Code
Over the years, several IaC tools have emerged, each with its own strengths and weaknesses. Among these, Pulumi has gained significant attention for its unique approach and capabilities.
Vault: Install The Most Advance Secret Manager on Kubernetes
With cyber threats on the rise, organizations must prioritize robust secrets management to protect their critical information. HashiCorp Vault emerges as a leading solution, offering a comprehensive platform to manage secrets and ensure data security.
Atlantis: Install GitOps for Terraform on Kubernetes
As organizations scale, manually executing Terraform commands becomes cumbersome, error-prone, and inefficient. This is where Atlantis comes into play
Introducing Cockpit, a Project Dashboard from 8grams
During our software development business, there has always been one thing that has consistently posed a challenge for us, which is how to monitor the progress of multiple projects simultaneously
Build Complete Google Kubernetes Engine Infrastructure using Terraform
In this tutorial, we will demonstrate how to provision a Google Kubernetes Engine (GKE) environment entirely using Terraform.
Kong: How to Install Open Source Kong with Database on Kubernetes
Kong is an API gateway that offers flexibility in how it's deployed, which is crucial in managing and routing API requests in modern software architectures.
RethinkDB: Install Open Source Database for Realtime Apps on Kubernetes
RethinkDB is an innovative database system designed primarily for applications that need real-time updates.
Buildpacks: Transform Application Source Code into Image
Buildpacks are essentially tools or scripts used in cloud-native development, primarily serving the purpose of transforming your application source code into a container image.
GitHub Action: Integrated CI/CD Platform for the Entire Software Development Lifecycle
GitHub Actions is a comprehensive and flexible automation platform within GitHub that allows users to automate their software development workflows directly in their GitHub repositories.
Tekton: Build Simple Build Pipeline using Kubernetes Native CI/CD Tools
Tekton is an open-source project that provides Kubernetes-style resources for declaring CI/CD-style pipelines.
Kaniko: Kubernetes Native Daemonless Docker Image Builder
Kaniko is an open-source tool to build container images from a Dockerfile, often used within Kubernetes environments.
Dkron: Install Open Source Distributed Cron Service on Kubernetes
Dkron is a distributed, fault-tolerant job scheduling system. It's designed to handle the orchestration of job execution across multiple machines, providing a way to run tasks at particular times or intervals
SonarQube: Install Open Source Code Analysis Tool on Kubernetes
SonarQube is an open-source platform developed by SonarSource for continuous inspection of code quality to perform automatic reviews with static analysis of code to detect bugs, code smells, and security vulnerabilities on 20+ programming languages.
Werf: The Modern and Platform Agnostic CI/CD Tool
Werf is a Continuous Integration/Continuous Deployment (CI/CD) tool that simplifies the process of building, testing, releasing, and deploying applications to Kubernetes.
UBI: Using RHEL-based Image for Kubernetes Workload
A Universal Base Image (UBI) is a type of container base image that Red Hat created and maintains.
How to install Container Registry on Kubernetes Cluster
A Docker registry is a stateful, server-side application that stores and lets you distribute Docker images.
Caddy: A Modern Web Server Built with Golang
Caddy is a web server written in Go (Golang) that is known for its automatic HTTPS capabilities, ease of use, and extensibility
Distroless: Using Minimal Container Image for Kubernetes Workload
Distroless Docker images are a stripped-down version of regular Docker images. In essence, they only contain the absolute essentials required to run an application.
Cloud Native PostgreSQL: Install Scalable PostgreSQL Distribution on Kubernetes
Cloud Native PostgreSQL is a modern solution that encapsulates PostgreSQL within a Kubernetes-native framework, aiming to streamline its deployment, scaling, and management on Kubernetes platforms.
Drone CI: A Quest to Implement Open Source Cloud Native CI/CD Tools on Kubernetes (Part 1)
Drone CI is a Continuous Integration system built with simplicity and effectiveness in mind. It's an open-source platform that orchestrates your build workflows, automating the testing and integration of code changes.
FluxCD: Install the most popular GitOps Platform on Kubernetes
FluxCD is a leading tool in this GitOps movement. As an open-source project, its primary function is to monitor Git repositories for changes and synchronize those changes in a Kubernetes environment, ensuring a consistent state.
Meilisearch: How to Install Open Source Search Engine on MicroK8s
MeiliSearch is an open-source search engine designed to provide developers with a tool that is not only powerful but also easy to implement and maintain.
Kubernetes 101: Kustomize
The Kubernetes ecosystem is vast, continuously evolving, and encompasses a wide range of tools that aim to simplify, streamline, and optimize application deployment. Amid this landscape, two names frequently emerge in the context of configuration and deployment: Helm and Kustomize.
Kubernetes 101: Role-Based Access Control
Role-Based Access Control (RBAC) provides a mechanism to manage authorization, which means determining what operations an authenticated user can perform.
Kubernetes 101: Service Account
Service accounts in Kubernetes are meant to provide an identity for processes that run in a Pod. While user accounts are designed for humans, service accounts cater to processes, like those inside your Pods.
Kubernetes 101: Jobs and CronJobs
Cron is a long-standing feature of Unix-like operating systems, which provides a mechanism to schedule scripts or commands execution at specific intervals.
Kubernetes 101: Horizontal Pod Autoscaler
The Horizontal Pod Autoscaler, commonly referred to as HPA, is a Kubernetes component that automatically scales the number of pods in a deployment, replication controller, replica set, or stateful set based on observed CPU utilization.
Networking 101: Basic Computer Networking
In its essence, a computer network is a system comprising interconnected computing devices that facilitate communication and resource sharing.
Kubernetes 101: Statefulsets
In the Kubernetes ecosystem, StatefulSet is a vital resource for managing applications that require persistent state.
Kubernetes 101: Ingress
Ingress in Kubernetes is a robust API object that manages external access to the services within a cluster.
Kubernetes 101: Storage
Facilitating data persistence and sharing, the Volume component is central to Kubernetes' functionality.
Kubernetes 101: Secret and ConfigMap
Kubernetes Secrets are designed to store and manage sensitive information. Such sensitive information could include tokens, passwords, or ssh keys.
Kubernetes 101: Service
In Kubernetes, a Service is a pivotal abstraction that defines a logical set of Pods through policies describing how to access them.
Kubernetes 101: Deployment
A Deployment runs multiple replicas of an application and automatically replaces any instances that fail or become unresponsive.
Kubernetes 101: YAML Manifest
Deploying resources using Kubernetes manifests is fundamentally about describing the desired state of your system or application in a YAML file.
Kubernetes 101: Pod
Pods are the smallest deployable units in Kubernetes that can be created, scheduled, and managed.
Kubernetes 101: Introduction
Kubernetes (often abbreviated to K8s) is a powerful, open-source system for managing containerized applications across multiple hosts.
ProxySQL: Setup MySQL Replication tools on Kubernetes Cluster
ProxySQL is an advanced, high-performance, and GPL licensed MySQL protocol proxy, transforming MySQL into a more robust, scalable, and reliable SQL platform.
Linux 101: Filesystem
In Linux, everything is considered a file, including devices and system resources.
Linux 101: Linux Distro
Linux is a free, open-source operating system (OS) based on UNIX created by Linus Torvalds in 1991.
Linux 101: Kernel
Think of the Linux Kernel as the heart of the Linux operating system, pumping life into your computer.
Docker: Revolutionizing Software Development and Distribution
At its core, Docker is an open-source platform designed to facilitate the process of containerization. It enables developers to package an application along with its libraries, dependencies, and other requirements within a standalone unit known as a container.
Tekton: The Open Source, Kubernetes-native CI/CD Tools
Tekton is an open-source project that provides Kubernetes-style resources for declaring CI/CD-style pipelines.
GCP 101: Google Cloud Storage
Google Cloud Storage was publicly launched in 2010 as a competitor to other cloud-based storage services such as Amazon S3.
OpenFaas: Install Open Source FaaS Platform on Kubernetes Cluster
OpenFaaS is an open-source platform that makes it easy for developers to deploy event-driven functions and microservices to Kubernetes without repetitive, boiler-plate coding.
Path to Agile: Automation Test
In the modern era of software development, rigorous testing is no longer a luxury—it's a necessity. Testing ensures that software functions as intended and helps maintain high quality and reliability.
Path to Agile: Trunk-based Development
Trunk-based development is a source code management strategy where all developers work on a single branch, often referred to as 'trunk' or 'main'.
MinIO on Microk8s: Install AWS S3 Alternative on Single Node Kubernetes Cluster
MinIO is an open-source, high-performance, and cloud-native object storage system. It is designed for large-scale private and public cloud infrastructure.
Unleash: Setup The Open Source Feature Toggle Tools on Kubernetes Cluster
Unleash is a comprehensive feature management system, born out of the need for developers to have more control over their software's features in different environments.
Serverless: Secret Weapon for Scalability and Efficiency in The Cloud Native Era
Serverless refers to an approach in which the infrastructure that runs and scales applications is managed by a third-party service provider, rather than being handled in-house.
Feature Flag: Release New Versions of Software Safely
A feature flag, also known as a feature toggle, is a technique in software development that turns certain features on and off during runtime, without the need to modify the code.
SemVer: Release Software with Better Clarity and Backwards Compability Support
Semantic versioning, or SemVer, is a vital tool in the world of software development that helps streamline the process of managing and updating software projects.
MariaDB on MicroK8s: Setup The Fork of MySQL on Single Node Kubernetes Cluster
MariaDB is a community-driven, open-source RDBMS that was created as a fork of MySQL in 2009 by the original developers of MySQL.
Golang: The Cloud Native Programming Language
Go, also known as Golang, is an open-source programming language designed for simplicity, efficiency, and reliable software development.
Laravel: How to setup The Most Popular PHP Framework Application on Kubernetes Cluster
Establishing a Laravel application on a Kubernetes cluster can be quite challenging, intricate, and not as direct as one might hope
Couchbase: Setup Distributed Document-oriented NoSQL Database on Kubernetes Cluster - Part 2
Couchbase offers a package that includes several binaries for quickly installing the Couchbase Operator on a Kubernetes Cluster.
Couchbase: Setup Distributed Document-oriented NoSQL Database on Kubernetes Cluster - Part 1
Couchbase is a distributed, document-oriented NoSQL database known for its high performance, scalability, and flexibility.
Kubernetes Dashboard: Web-based UI to manage Kubernetes Cluster
Kubernetes Dashboard is a web-based user interface that makes it easy to manage your Kubernetes clusters.
Cloud Computing: The Fundamental
In today's digital age, cloud computing has become a critical component of our daily lives, powering everything from social media to online banking.
ArgoCD: GitOps Made Easy - Part 2
Setting up ArgoCD on a Kubernetes cluster is relatively simple. ArgoCD conveniently offers deployment manifests, enabling a quick and efficient installation process on your Kubernetes cluster.
ArgoCD: GitOps Made Easy - Part 1
GitOps is a modern approach to infrastructure and application management, which revolves around using Git as the single source of truth for declarative infrastructure and application code.
Konga: Setup Dashboard for Kong on Kubernetes Cluster
Konga is an open-source, community-developed management dashboard designed specifically for the Kong API Gateway.
MicroK8s: Setup Ingress Nginx Controller and Cert Manager on Kubernetes Single Node Cluster
One of the advantages of MicroK8s is that it allows users to use almost all the tools and libraries available for common Kubernetes clusters, including the popular Nginx Ingress.
NGINX: Introduction to The Most Popular Ingress Controller in Kubernetes World
There are many Ingress Controllers available, such as HAProxy, Traefik, and Istio. However, one of the most popular and widely used controllers is NGINX.
GCP 101: Google Kubernetes Engine (GKE)
GKE is a managed container orchestration service by Google that's built on Kubernetes, the popular open-source container management system.
Kong: Setup The Most Popular API Gateway on Kubernetes Cluster
An API Gateway serves as a critical component in a microservices architecture by acting as a reverse proxy for your APIs.
GCP 101: Google Container Registry
Google Container Registry, or GCR, is a private container registry service offered by Google Cloud. It allows you to store, manage, and secure your Docker container images with ease.
MicroK8s: Creating Persistent Volume in a Single Node Kubernetes Cluster
Microk8s, the open-source Kubernetes distribution created by Canonical, has been a game changer for many organizations, including ours.
PgPool: How to setup PostgreSQL Load Balancer on Kubernetes Cluster
A database load balancer is a tool that helps distribute incoming database traffic evenly among different servers. Load balancers use algorithms such as round-robin or least-connections to decide how to assign incoming queries to servers.
GCP 101: Google Cloud SQL
Cloud SQL is a fully-managed relational database service provided by Google Cloud Platform.
How to install RabbitMQ on Kubernetes Cluster
Message queuing systems play a critical role in building scalable, distributed applications. RabbitMQ, an open-source message broker, offers a robust and flexible solution for managing message queues.
GCP 101: Identity and Access Management (IAM)
Access Control Lists (ACLs) are a traditional method of managing access to resources. An ACL is a list of permissions attached to an object, defining who can access that object and what actions they can perform.
GCP 101: Google Compute Engine
Google Compute Engine (GCE) is an Infrastructure as a Service (IaaS) offering from Google Cloud Platform (GCP), which allows you to run your applications on virtual machines (VMs) hosted on Google's extensive infrastructure.
An Introduction to Google Cloud Platform Networking
Google Cloud Platform (GCP) offers a robust and efficient environment for deploying and managing cloud applications. A key aspect of GCP is its networking capabilities, which are designed to be secure, scalable, and high-performing.
How to do Database Migration, the right way
Database migrations are a crucial aspect of modern software development, particularly when working with relational databases. This article aims to provide an overview of database migrations, their benefits, how popular frameworks and libraries handle them, and how we do it.
Why choose Google Cloud Platform (GCP)?
Per 25 April 2023, Google Cloud finally make profits for the first time. Google has been investing heavily in its cloud-computing division to compete with Amazon and Microsoft, and those significant investments are now yielding profits.
How to setup self-hosted Sentry
This article will delve into Sentry's features, its open-source nature, and the advantages of using it with docker-compose on a dedicated VM.
How to setup GitLab Runner on Kubernetes Cluster
GitLab Runner is a powerful tool that improves the development process, particularly for teams already using GitLab. In this article, we'll elaborate how to install GitLab Runner on Kubernetes Cluster.
How to setup Redis on Kubernetes Cluster
In the world of databases and data storage, Redis has gained significant popularity in recent years. This article will explore what Redis is, why it is so popular, its common use cases, and the differences between Redis cluster and standalone configurations.
ChatOps: The Key to Unleash Engineering Team Productivity and Collaboration
ChatOps is an innovative approach that combines the power of communication platforms with the functionality of operational tools, enabling development teams to perform common tasks.
How to get Free SSL Certificate for Kubernetes Cluster using Let's Encrypt
Using SSL is essential for any website that wants to protect its users' sensitive information. Without SSL, data can be intercepted and stolen by hackers, putting users' privacy and security at risk.
How to setup PostgreSQL Connection Pooling using PgBouncer in GKE (Google Kubernetes Engine) and CloudSQL
Database connection pooling is a technique used to manage and optimize the utilization of database connections in a multi-user, multi-threaded application environment.
How to install Database MySQL and PostgreSQL on Kubernetes, the better way
How to install Database MySQL and PostgreSQL on Kubernetes using NFS Storage.
What is Infrastructure as Code and why you should care about it?
Infrastructure as Code (IaC) is an approach to managing and provisioning IT infrastructure through the use of machine-readable definition files, rather than manual hardware configuration or interactive configuration tools.
Low-code Champion: Why we chose Parse Platform over Supabase to build a MVP product
Low-code refers to development platforms that allow developers to build applications with minimal manual coding. Low-code platforms are particularly beneficial for developing MVPs, as they accelerate the development process and reduce the time and resources required to bring a product to market.
How to setup low-cost, zero-ops, full-featured Kubernetes Cluster in a single VM using MicroK8s
Microk8s is a lightweight, easy-to-install Kubernetes distribution that provides a fully-featured cluster on a single VM. It has gained popularity in recent years for its simplicity and ease of use, especially when compared to other similar Kubernetes options such as k3s and minikube.
How to setup persistent storage with NFS on GKE (Google Kubernetes Engine), the proper way
A Persistent Volume (PV) in Kubernetes is a storage resource abstraction that provides a way to store and manage persistent data for applications running in a Kubernetes cluster.
How to setup Kyverno on GKE (Google Kubernetes Cluster), the right way
As Kubernetes continues to gain popularity as a powerful container orchestration platform, the need for effective policy management becomes increasingly important. One such solution to address this need is Kyverno
Documentation as a Code
Documentation as Code (DaaC) is an approach that emphasizes treating documentation as an integral part of the code. While it may sound simple, putting it into practice can be a bit tricky. DaaC essentially "forces" engineers to treat documentation as they would treat source code.
8grams DevOps Philosophy
At the heart of our approach are 3 basic philosophies—Automation, Auditable, and No vendor lock-in that guide our work and commitment to our clients. In this article, we will explore each of these philosophies and demonstrate how they are critical to the success of modern businesses.
