Engineering Hub
A curated collection of tools and references for software, cloud, networking, DevOps, and AI.
AWS Lambda
Cloudflare
Kubernetes
Datadog
Bash
Python
Go
JavaScript
TypeScript
Terraform
GitHub
AI
AWS
Cloudflare
Kubernetes
Networking
DNS
Security
JSON
Linux
GitHub
No matches.
AI
AWS Bedrock & Agentic AI
- AWS re:Invent 2025 - A leader's guide to agentic AI (SNR201) Strategic guide to agentic AI from AWS re:Invent 2025
- Amazon Bedrock AgentCore Playlist YouTube playlist covering Amazon Bedrock AgentCore
AWS
General AWS
- AWS Documentation Home Main AWS documentation landing page
- AWS Service Health Dashboard Real-time AWS service status
- AWS Pricing Calculator Estimate AWS service costs
- AWS Regions Documentation Official AWS global infrastructure regions reference
- aws-services.info/regions AWS regions and availability zones reference
- AWS Well-Architected Best practices framework
- AWS Services List Complete list of all AWS services
- Adrian Cantrill Course Roadmap Adrian Cantrill Course Roadmap
- AWSStash Curated AWS links and references
AWS Tools
- IAM Policy Simulator Test and simulate IAM policies
- Web Identity Federation Playground Test web identity federation
- AWS Tools Collection Collection of AWS tools and resources
- IAM Policy to Terraform Convert IAM policies to Terraform HCL
AWS Networking
- The Routing Loop (YouTube) The Routing Loop YouTube channel
AWS IP Ranges
- AWS IP Ranges Official AWS IP ranges (updated regularly)
AWS Diagramming
- AWS Architecture Icons Official AWS architecture icons
- awsicons.dev Community AWS icons (multiple formats)
- AWS Icons by James Kim Extensive AWS icon collection
Cloudflare
- Cloudflare Radar Internet traffic and attack insights
- Cloudflare Routing Monitoring Monitor Cloudflare request rerouting from 50+ global locations (from Stas)
- Cloudflare IPv4 Ranges Cloudflare IP address ranges
- Cloudflare Tunnel with Firewall Configure tunnels with firewall rules
Kubernetes & Containers
Kubernetes Documentation
- Kubernetes Documentation Official Kubernetes documentation
- What is Kubernetes? Red Hat explainer / overview
Gateway API
- Kubernetes Gateway API Official Gateway API documentation
- Gateway API GitHub Kubernetes Gateway API repository
- Gateway API Concepts Gateway API concepts in Kubernetes docs
AWS Gateway API Controller
- AWS Gateway API Controller Docs Official AWS Gateway API Controller documentation
- AWS Gateway API Controller GitHub AWS Application Networking for Kubernetes repository
- AWS Gateway API Controller Releases Release notes and version history
Amazon EKS
- Amazon EKS Auto Mode EKS Auto Mode product page
- EKS Auto Mode Blog Streamline Kubernetes cluster management with EKS Auto Mode
- Containers from the Couch (YouTube) Containers from the Couch YouTube channel
CNI, eBPF & IPtables
Container Network Interface (CNI)
- CNI Specification Official Container Network Interface specification
- CNI GitHub CNI repository and plugins
- Amazon VPC CNI AWS VPC CNI plugin for Kubernetes
- Calico Calico CNI plugin and network policy
- Cilium eBPF-based CNI with advanced networking and security
eBPF (Extended Berkeley Packet Filter)
- eBPF.io Official eBPF documentation and resources
- eBPF: The Future of Networking Deep dive into eBPF for networking
- Cilium eBPF Library Pure Go library for eBPF programs
IPtables & Network Tools
- IPtables Documentation Official iptables/netfilter documentation
- Kubernetes Network Policies Kubernetes network policy documentation
- nftables Modern replacement for iptables
Linux
- crontab.guru Interactive cron schedule creator and explainer
- cron.help Cron expression generator and explainer
Networking
Network Monitoring
- ThousandEyes Internet Outages Real-time internet outage map
IP Address Lookup
- ipinfo.io Comprehensive IP lookup (geolocation, ASN, hostname)
- checkip.amazonaws.com Quick public IP check (AWS-hosted)
- ifconfig.io Public IP with location and ISP details
- Show My IP Check your public IPv4 & IPv6 address
CIDR & Subnet Calculators
- visualsubnetcalc.com Visual subnet calculator with split/join capabilities
- davidc.net/subnets Comprehensive subnet calculator (original visual tool)
- jodies.de/ipcalc IP calculator with network planning features
- cidr.xyz Minimal, fast, mobile-friendly CIDR calculator
- ipaddressguide.com/cidr Beginner-friendly CIDR guide with calculator
CIDR Reference & Documentation
- HPE CIDR Table CIDR to subnet mask conversion table
- m0n0.ch CIDR Intro CIDR notation introduction
- pfSense CIDR Guide CIDR guide for pfSense
Threat Intelligence
- talosintelligence.com Threat intelligence platform with IP reputation lookup
DNS
DNS Lookup & Testing
- dnsrobot.net Real-time DNS propagation tool
- dns.toys Collection of DNS tools (lookup, reverse lookup, SSL checker)
- whatsmydns.net Global DNS propagation checker
- dnschecker.org DNS propagation and record lookup
- DNSPerf DNS performance benchmarks and monitoring
- Google Dig Google's DNS lookup tool
- MXToolbox SuperTool Comprehensive DNS and email diagnostics
- kloth.net/nslookup Simple online DNS lookup interface
DNSSEC & Security
- DNSSEC Analyzer Verisign DNSSEC validation tool
DNS Comparison & Migration
- dns_compare DNS migration testing tool (BIND zone file comparison)
WHOIS & Domain Info
- godaddy.com/whois WHOIS domain registration lookup
- iplocation.net IP geolocation lookup
Security
- ssllabs.com/ssltest Comprehensive SSL/TLS security tester
- keylength.com Cryptographic key length security estimator
- jwt.io JSON Web Token debugger and validator
Miscellaneous Utilities
JSON
- json2table.com Convert JSON to customizable HTML tables
- jmespath.org JSON query language with online playground
- jsonformatter.org JSON formatter and validator
- jsoncrack.com Visual JSON editor
- json2yaml.com Convert JSON to YAML
Regex Testing
- regex101.com Interactive regex tester with explanations, multiple language support, and community-shared patterns
URL Encoding/Decoding
- urldecoder.org URL encoder/decoder with various encoding formats
- url-encode-decode.com User-friendly URL encoding tool
Time & Date
- worldtimebuddy.com Time zone comparison and meeting scheduler
- time.gov Official US time from NIST
- Time Duration Calculator Date/time duration calculator
- GMT vs UTC Explainer Difference between GMT and UTC
Generators & Converters
- uuidgenerator.net UUID (v4) generator
- Text to ASCII Art Generator Create ASCII art from text
Security & Secrets
- onetimesecret.com Secure one-time secret sharing (auto-expiring)
Documentation & Learning
- Markdown Cheat Sheet Quick Markdown syntax reference
- Essential CLI Tools Curated CLI tools list
Video & Media
- Kome YouTube Transcript Generate YouTube transcripts
- YouTube Transcript Read YouTube video transcripts
API Testing
- GoREST Free REST API for testing and prototyping
YAML Validation
- YAML Checker YAML syntax validator
Productivity
- darkreader.org Browser extension for dark themes
GitHub Resources
Personal
- d-padmanabhan GitHub Profile My GitHub repositories and contributions
- Cursor Engineering Rules Engineering rules and best practices for Cursor AI
Documentation & Articles
- GitHub Documentation Official GitHub documentation
- The GitHub Blog Updates, ideas, and inspiration from GitHub
- MCP joins the Linux Foundation Model Context Protocol becomes vendor-neutral standard
