Top 10 HTML Observability Projects
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AppSignal
AppSignal knows why the f*#k it crashed. Stop vibe-debugging. Every exception, every backtrace, grouped so you see patterns, not noise.
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atlas4d-base
Self-hosted 4D spatiotemporal AI platform built on PostgreSQL, PostGIS, TimescaleDB, H3 and pgvector, with anomaly & threat detection, NLQ interface and full observability.
Project mention: Show HN: Atlas4D – Open-source 4D spatiotemporal platform on PostgreSQL | news.ycombinator.com | 2025-12-05 -
observagent
Zero-config observability for Claude Code agent sessions Track costs, monitor tool usage, analyze latency, and debug agent behavior in real-time.
Project mention: Show HN: ObservAgent – Observability for Claude Code(cost, tools, subagents) | news.ycombinator.com | 2026-03-15- Health panel with p50/p95 latency and error rates
Everything binds to 127.0.0.1. No cloud, no telemetry, no API keys needed.
GitHub:https://github.com/darshannere/observagent
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Stockyard
Self-hosted LLM proxy, tracing, cost tracking, and routing in one Go binary. Apache 2.0 proxy core. BSL 1.1 full platform.
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skills
Add production-grade instrumentation to your app with Superlog in one prompt (by superloglabs)
Project mention: Launch HN: Superlog (YC P26) – Observability that installs itself and fixes bugs | news.ycombinator.com | 2026-05-19- use well-supported and audited OTel SDKs vs custom libs
You can read the skills here: https://github.com/superloglabs/skills.
I'll make sure to add this to our landing and print this out as the agent writes the code!
Thank you for the feedback!
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opensrm
An open specification for declaring service reliability requirements as code. Define SLOs, dependencies, ownership, and observability in version-controlled YAML.
Project mention: Your AI Agent Is Available, Fast, and Making Terrible Decisions | dev.to | 2026-02-27The following is what a judgment SLO looks like in an OpenSRM manifest:
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Kargo
Stop Scripting Promotions. Start Shipping with Kargo. Kargo automates promotion across dev, staging, and prod with approval gates and verification. Open source, built by the team behind Argo CD. Download now.
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Open Source Repo:https://github.com/Keesan12/Martin-Loop
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opsfolio-gitops-platform
GitOps deployment platform: EKS cluster with ArgoCD automated sync, Terraform IaC, Kubernetes orchestration, and continuous deployment workflows
HTML Observability discussion
Index
What are some of the best open-source Observability projects in HTML? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | awesome-kubernetes | 669 |
| 2 | atlas4d-base | 16 |
| 3 | observagent | 14 |
| 4 | Stockyard | 8 |
| 5 | flytrap-logs | 5 |
| 6 | skills | 4 |
| 7 | opensrm | 2 |
| 8 | martin-loop | 1 |
| 9 | tail-latency-lab | 0 |
| 10 | opsfolio-gitops-platform | 0 |