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Alternatives

Products that do what Pfelk, a customizable pfSense/OPNsense firewall visualization does

PFELK is a pfSense/OPNsense firewall traffic visualization solution based on ELK stack. It is a highly customizable tool that let’s you have extensive insight into your network traffic. Key points: - pfSense/OPNsense support - openVPN support - pfSense/Suricata/Snort dashboards with interactive Maps support (MaxMind GeoIp fields, src -> dest locations, Heatmap, etc.) - deploy with ansible-playbook, docker or script. https://github.com/3ilson/pfelk

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    Code and debug microservices locally with live traffic

    Nov 2025

  3. 3NA
  4. 4ID

    Frustrated by the complexity and resource drain of multi service monitoring stacks, I built Simon. I wanted a single, lightweight dashboard to replace the heavy stack and the constant need for an SSH client for routine tasks. The result is a resource efficient dashboard in a single Rust binary, just a couple of megabytes in size. Its support for various architectures on Linux also makes it ideal for embedded systems and lightweight SBCs. It integrates: Comprehensive Monitoring: Realtime and historical metrics for the host system and Docker containers (CPU, memory, disk usage, and network…

    Nov 2025 · github.com

  5. 5TT

    PNLS is an open-source offensive tool that captures and displays SSIDs from device's Preferred Network List. This is achieved by sniffing out Probe Requests in the nearby vicinity which are then parsed for SSID and other information, and finally propagated to the web UI. The project was build using a Raspberry Pi with Kali Linux OS. It uses Python, FastAPI and Redis for the backend and React/JavaScript for the frontend. I hope some of you will find this useful. Also, I would love and appreciate some feedback. Thank you.

    2023 · github.com

  6. 6WB

    Hi. We just open sourced Bullet Train, a Feature Flag and Remote Config platform. It's a collection of tools: server API, admin front end and clients for a bunch of different platforms. Together they allow you to control feature flags and remote config across projects, environments and users. We realised that we were building ad-hoc feature flag stuff into individual projects over and over, so we had a look around to see if there was a way of doing this in a more formal manner. There are a few commercial solutions around but they were quite expensive and seemed to be aimed more at the…

    2018

  7. 7PA

    Hi HN! After several months of work, I'm excited to share ProKZee, a free and open-source network security tool built with Go and React using Wails framework. ProKZee allows developers, security researchers, and penetration testers to intercept, inspect, and modify HTTP/S traffic — similar to tools like Burp Suite, OWASP ZAP, and Caido — but with a fast native UI, modern UX, and some unique features. https://github.com/al-sultani/prokzee

    2025 · github.com

  8. 8LZ

    Hey HN We’ve been building Logdash as a lightweight observability tool for side projects and prototypes. Most logging/metrics tools (Prometheus, Grafana, ELK...) are amazing, but feel like overkill when you're just hacking on something small. Logdash gives you: - Real-time logs and custom metrics - Zero config (no YAML, no setup) - One tiny SDK to drop in - Hosted UI with live dashboards We use Logdash to monitor Logdash — our own prod dashboard is public here: https://logdash.io/demo-dashboard Would love feedback, ideas, or questions!

    2025 · logdash.io

  9. 9IM

    Hello I'm Jack, I was previously a Site Reliability Engineer and i've been working on monitro.dev which makes log monitoring simple for individuals or small teams. It allows you to easily forward any logs to multiple channels such as Slack, Discord & Telegram. The events are also viewable though the admin dashboard and are easily filterable. Currently there is only an NPM package with javascript / typescript support but i have plans to expand this to other languages such as Python, Rust etc. The package has many options, one of them is forwarding any uncaught exception and as an event…

    2024 · monitro.dev

  10. 10AA

    I wrote a minimal traceroute(1) clone that leans on asynchrony to reduce the time spent tracing a route. Underneath, it uses ICMP to do its job. The plan is to add support for UDP tracing and a path maximum transmission unit discovery mechanism. Comments and suggestions are welcome!

    2022 · github.com

  11. 11IM

    I made a Terminal UI for OpenSnitch[1], an interactive application firewall for Linux inspired by Little Snitch. I’ve always wanted to create a TUI and found the perfect excuse to make this for usage on one of my headless servers. I wrote this in Rust to force myself to learn more, viz. async features. Super open to feedback and contributions! [1] https://github.com/evilsocket/opensnitch

    Nov 2025 · github.com

  12. 12RA

    Hi HN! I built RustNet, a Terminal UI based network monitor written in Rust that shows real-time connections with process identification and protocol detection. What may make it interesting: • Deep packet inspection for HTTP, HTTPS/TLS (with SNI), DNS, and QUIC protocol detection • Process identification using eBPF on Linux (experimental) and PKTAP on macOS which does also catch short-lived processes that polling procfs or lsof would miss • Multi-threaded packet processing with lock-free data structures for the UI • Cross-platform (Linux, macOS, Windows but process identification so far…

    Sep 2025 · github.com

  13. 13FO

    Hey HN, I’m Roi, one of the co-creators of FalkorDB. We’re a growing team working on a graph database designed for production workloads and GraphRAG systems. The new release (v4.10.0) is out, and I wanted to share some of the updates and ask for feedback from folks who care about performance, memory efficiency in graph-heavy systems. FalkorDB is an open-source property graph database that supports OpenCypher (with our own extensions) and is used under the hood for retrieval-augmented generation setups where accuracy matters. The big problem we’re working on is scaling graph databases without…

    2025

  14. 14HL

    Hey Hackers, I was building multiple projects lately, and integrating logging was way too much for me. Managing self hosted ELK stack, or using existing log monitoring services (running their agent was consuming hell of resources on my tiny servers). It took me a day to code my own logging server, and client for python projects (serving as python packages - pypi), named it HueLogs. Sharing with you all, please feel free to contribute if you like. I might be adding a npm package for javascript client if I get chance to code tomorrow. Few features too add: - 30 min, last day logs etc. -…

    2024 · github.com

  15. 15IB

    I've been playing with cross platform windows/linux Kubernetes clusters recently and have had endless problems with installer scripts misconfiguring networking by using the wrong NIC etc. I got frustrated with the tooling on windows to debug container networking so I built a tool that attempts to stitch together the HNS (Host Network Service) & HCS (Host Compute Service) resources into a tree that shows the relationship between configs. You can also search over it to find the networking impacting your containers or launch the windows built in packet capture tool to create a network…

    2022 · github.com

  16. 16VK

    A lot of Kubernetes observability projects require very invasive deployments. My team was looking for something more lightweight and non-invasive, so we built the network mapper, an open source project which uses DNS traffic to map service traffic within Kubernetes clusters. We’ve just added a CLI that creates a graphical map of your cluster using graphviz: otterize network-mapper visualize. I’m curious to learn: Is such a map valuable to you? How would you use the information? Do you already have a map of your cluster, and was it difficult to acquire?

    2023 · github.com

  17. 17IV

    Hello HN, for the past couple of months I've been working on Routify and wanted to share the progress made so far and hopefully get your opinion/feedback on it. Routify is a global serverless API gateway which handles routing, authentication, rate limiting, load balancing, monitoring, transformation etc (with more coming soon). Routify makes it easier to manage and secure public APIs. It's distributed across many regions globally and acts as a proxy between your clients and your services. You can configure it through the interface in a matter of minutes (no code required). There are…

    2024 · routify.to

  18. 18AM

    I built an open-source AIOps MCP (Monitoring & Control Plane) that detects anomalies in logs using Isolation Forest. It accepts logs from agents, apps, or collectors, parses and extracts features, and identifies unusual patterns in real time. Alerts can be sent to Slack, Webhooks, or PagerDuty. It’s lightweight, easy to deploy with Kubernetes & Helm, and designed to plug into existing observability stacks. I built this to experiment with combining ML-based anomaly detection and flexible alerting for DevOps/SRE teams. Most AIOps platforms are either too heavyweight or closed-source — I…

    2025 · github.com

  19. 19AM

    I built this after one too many 3 AM wake-ups due to API outages. Existing solutions felt overpriced and overcomplicated for my small-scale needs. Key features: Simple, GitHub-inspired dashboard Free tier: 5-minute checks, email alerts, 30-day retention Premium tier: 1-minute checks, SMS alerts, unlimited retention Significantly more affordable than enterprise solutions Tech stack: Next.js frontend, Node.js backend, MongoDB, Stripe for payments. This is my attempt to solve the "sleep vs. downtime" dilemma for fellow indie hackers. I'd appreciate any feedback or feature suggestions. What's…

    2024 · martinup.app

  20. 20RA
  21. 21DI

    I built an open-source malware detection daemon that monitors all running processes in real-time using ML + heuristics. No kernel modules or eBPF required. Key points: - Polls &#x2F;proc for new processes (works on any Linux kernel 2.6+) - Random Forest model trained on EMBER 2018 dataset (2.3M samples) - Heuristic rules for crypto miners, ransomware, rootkits - ~20MB RAM, <1% CPU, sub-millisecond scan latency - Pure C, zero runtime dependencies - Model embedded directly in binary (50KB) Why I built this: Existing solutions either require modern kernels (eBPF) or are heavy&#x2F;proprietary.…

    Nov 2025 · github.com

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    Open source observability with an AI SRE that fixes code

    17d ago · oneuptime.com

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