* [Uptime Kuma 2.2.0](https://github.com/louislam/uptime-kuma) – Self-hosted monitoring tool for tracking the uptime of various services.

* [Prometheus v3.10.0](https://github.com/prometheus/prometheus) – Monitoring system and time series database that collects metrics and triggers alerts based on specified conditions.

* [Grafana v12.4.0](https://github.com/grafana/grafana) – Platform to query, visualize, alert on, and explore metrics and logs from multiple data sources.

* [Kener v4.0.0](https://github.com/rajnandan1/kener) – Sleek and lightweight status page system built with SvelteKit and NodeJS.

* [Gatus v5.35.0](https://github.com/TwiN/gatus) – Developer-oriented health dashboard for monitoring services using various protocols and conditions.

* [OpenTelemetry Collector v0.148.0](https://github.com/open-telemetry/opentelemetry-collector) – Vendor-agnostic implementation for receiving, processing, and exporting telemetry data.

* [Telegraf v1.38.0](https://github.com/influxdata/telegraf) – Agent for collecting, processing, aggregating, and writing metrics, logs, and other data.

* [CDK Monitoring Constructs v9.22.0](https://github.com/cdklabs/cdk-monitoring-constructs) – CDK-based constructs providing CloudWatch alarms and dashboards to monitor AWS infrastructure.

* [dash. v6.3.0](https://github.com/MauriceNino/dashdot) – Modern server dashboard designed for smaller VPS and private servers.

* [ciao 1.10.0](https://github.com/brotandgames/ciao) – Checks HTTP(S) URL endpoints for status codes and sends notifications on status changes.

* [KubeView 2.2.0](https://github.com/benc-uk/kubeview) – Kubernetes cluster visualization showing resource graphs, real-time updates, status color-coding, and detailed side-panel information.

* [Coroot v1.18.0](https://github.com/coroot/coroot) – Observability tool that transforms application data into actionable insights.

* [Probe v1.16.0](https://github.com/petaki/probe) – Lightweight Go agent for monitoring system resources, tailing logs, and sending webhook alarms.

* [Coroot-node-agent v1.29.0](https://github.com/coroot/coroot-node-agent) – Prometheus-format exporter using eBPF to collect node and container metrics, including TCP traces, log patterns, delay accounting and OOM events.

* [K U L A 0.10.0](https://github.com/c0m4r/kula) – Lightweight self-contained Linux server monitoring tool that reads system interfaces, stores metrics in tiered ring-buffer files, and serves real-time Web and terminal dashboards.

* [Instana Node.js Tracer Monorepo v5.4.0](https://github.com/instana/nodejs) – Repository hosting Instana's Node.js tracer packages for server and serverless environments.

* [MCP PostgreSQL Operations Server 3.2.0](https://github.com/call518/MCP-PostgreSQL-Ops) – Professional MCP server for PostgreSQL database operations, monitoring, and performance analysis with version-adaptive features.

* [RubyLLM::Agents v3.11.0](https://github.com/adham90/ruby_llm-agents) – Rails engine providing an agent DSL, execution tracking, cost analytics, reliability controls, and a real-time dashboard for LLM-powered agents.

* [Checkly CLI 7.6.0](https://github.com/checkly/checkly-cli) – JavaScript/TypeScript-native workflow for coding, testing, and deploying synthetic monitoring at scale.

* [Yabeda v0.16.0](https://github.com/yabeda-rb/yabeda) – Extendable solution for easy setup of monitoring in Ruby applications.

* [Synthetic Monitoring Agent v0.54.0](https://github.com/grafana/synthetic-monitoring-agent) – Executes distributed synthetic checks and forwards metrics and events to Grafana Cloud Prometheus and Loki.

* [SOLECTRUS v1.1.0](https://github.com/solectrus/solectrus) – Smart solar dashboard providing real-time insights into energy generation and consumption.

* [Promgen v0.73.0](https://github.com/line/promgen) – Configuration-file generator and web interface for managing Prometheus configurations, alert rules, and notifications.

* [Intel® PerfSpect v3.15.0](https://github.com/intel/PerfSpect) – Command-line tool to analyze and optimize Linux server and application performance.

* [Pulse v5.1.19](https://github.com/rcourtman/Pulse) – Lightweight monitoring application for Proxmox VE that displays real-time status for VMs and containers via a web interface.

* [RorVsWild v1.11.0](https://github.com/BaseSecrete/rorvswild) – Ruby gem for monitoring performance and exceptions in Ruby on Rails applications.

* [OneUptime 10.0.15](https://github.com/OneUptime/oneuptime) – Complete observability platform for monitoring uptime, status pages, incident management, alerts, logs, and application performance.

* [Nezha Monitoring v2.0.5](https://github.com/nezhahq/nezha) – Self-hostable, lightweight tool for monitoring servers and websites.

* [GPUd v0.11.0](https://github.com/leptonai/gpud) – GPU-focused monitoring and diagnostics tool that detects GPU and fabric errors and reports critical system metrics.

* [World Monitor v2.5.19](https://github.com/koala73/worldmonitor) – Real-time global intelligence dashboard providing AI-synthesized news, geospatial event mapping, and infrastructure monitoring.

* [pganalyze collector v0.69.0](https://github.com/pganalyze/collector) – Go-based daemon for collecting PostgreSQL metrics and log data.

* [LogLynx v1.1.0](https://github.com/K0lin/loglynx) – High-performance real-time log analytics platform for Traefik and Caddy with GeoIP, device analytics, and REST API.

* [Prometheus GitHub Exporter v2.3.0](https://github.com/githubexporter/github-exporter) – Exposes repository and API rate limit metrics from GitHub to a Prometheus-compatible metrics endpoint.

* [Beszel v0.18.4](https://github.com/henrygd/beszel) – Lightweight server monitoring platform with Docker statistics, historical data, and alert functions.

* [Xray Checker v1.2.4](https://github.com/kutovoys/xray-checker) – Prometheus exporter for monitoring Xray proxy servers (VLESS, VMess, Trojan, Shadowsocks), exposing metrics and health APIs.

* [Pyrra v0.9.5](https://github.com/pyrra-dev/pyrra) – SLO management and visualization for Prometheus, with error-budget calculations, burn-rate alerts, and Grafana dashboards.

* [Kubenurse v1.15.2](https://github.com/postfinance/kubenurse) – Kubernetes network monitoring service that measures request durations, records errors, and exports Prometheus metrics.

* [pg_stat_ch v0.3.0](https://github.com/ClickHouse/pg_stat_ch) – PostgreSQL extension capturing per-query execution telemetry and exporting raw events to ClickHouse for analytical aggregation.

* [SolidQueueMonitor v1.2.0](https://github.com/vishaltps/solid_queue_monitor) – Lightweight, zero-dependency web interface for monitoring Solid Queue background jobs in Rails applications.

* [Tenderly CLI v1.6.9](https://github.com/Tenderly/tenderly-cli) – CLI for debugging, monitoring, and tracking smart contract execution with error reporting and alerts.

* [Komari 1.1.8](https://github.com/komari-monitor/komari) – Lightweight self-hosted server monitoring tool with web interface and low resource consumption.

* [apm-agent-go v2.7.4](https://github.com/elastic/apm-agent-go) – Go library that traces application execution and sends performance metrics and errors to the Elastic APM server.

* [Updo v0.4.6](https://github.com/Owloops/updo) – Command-line tool for real-time website uptime, performance, and SSL certificate monitoring with alert notifications.

* [Promster v15.4.6](https://github.com/tdeekens/promster) – Prometheus exporter for measuring metrics from Node.js servers like Hapi, Express, Marble.js, Apollo, and Fastify.

* [ScoutApm Ruby Agent v6.1.1](https://github.com/scoutapp/scout_apm_ruby) – Ruby gem for detailed performance monitoring of Rails applications.

* [KubeLedger v26.01.1](https://github.com/realopslabs/kubeledger) – System of record for Kubernetes resource accounting, tracking per-namespace CPU, memory, and GPU usage and costs while exposing non-allocatable overhead.

* [kwatch v0.10.4](https://github.com/abahmed/kwatch) – Monitors Kubernetes clusters for changes and detects application crashes in real time with notification support.

* [pg_glimpse v0.7.1](https://github.com/dlt/pg_glimpse) – Blazing-fast terminal TUI for real-time PostgreSQL monitoring of queries, locks, replication, and performance.

* [OPNsense Prometheus Exporter v0.0.13](https://github.com/AthennaMind/opnsense-exporter) – Prometheus exporter collecting firewall, plugin, and service metrics from the device API for Grafana and alerting integration.

* [Pixie release/vizier/v0.14...](https://github.com/pixie-io/pixie) – Kubernetes-native observability platform that auto-collects eBPF telemetry, stores data in-cluster, and provides scriptable queries and visualizations.

* [Tracecat 1.0.0-beta.19](https://github.com/TracecatHQ/tracecat) – Modern automation platform for security and IT engineers with YAML templates, no-code workflows, lookup tables, and case management.

* [Application Insights JavaScript SDK 3.4.0-beta](https://github.com/microsoft/ApplicationInsights-JS) – SDK for monitoring web applications using Application Insights.

* [StatsHouse v2026.02.5](https://github.com/VKCOM/statshouse) – Highly available, scalable multitenant monitoring system offering one-second resolution, low latency, and long-term storage.

* [Uptrace v2.1.0-beta.4](https://github.com/uptrace/uptrace) – OpenTelemetry-based APM for collecting and querying distributed traces, metrics, and logs with dashboards, alerts, and scalable ClickHouse storage.

* [canopsis 25.04.5-rc2](https://github.com/capensis/canopsis) – Canopsis is an open-source hypervisor whose goal is to aggregate informations and events coming from multiple sources to create a global solution for monitoring and resources administration -- MIRROR of https://git.canopsis.net/canopsis/canopsis-community --

* [Glouton 26.03.04.163817](https://github.com/bleemeo/glouton) – Monitoring agent collecting metrics from exporters and services, exposing a Prometheus endpoint and integrated dashboard.

* [GraphQL Inspector release-177222322829...](https://github.com/graphql-hive/graphql-inspector) – Outputs detailed change reports between GraphQL schemas and validates operations and fragments.

* [Canary checker v1.1.3-beta.90](https://github.com/flanksource/canary-checker) – Kubernetes-native platform for defining, running, and monitoring passive and synthetic health checks across applications and infrastructure.