Top ETH GitHub Repositories & Tools (2026)

Open-source AI penetration testing tool to find and fix your app’s vulnerabilities.

A modern, privacy-first Android keyboard: offline intelligence, 350+ languages, themes, tools and an addon ecosystem.

A list of useful payloads and bypass for Web Application Security and Pentest/CTF

The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.

The fastest path to AI-powered full stack observability, even for lean teams.

Open source observability platform for logs, metrics, traces, RUM (web, android, ios), Session replay, pipelines, SLO and LLM observability. A sophisticated, simple and highly performant alternative to Datadog, Splunk, and Elasticsearch with 140x lower storage costs and single binary deployment.

The Prometheus monitoring system and time series database.

The most popular Kubernetes Operator for PostgreSQL.

A curated list of papers and selected technical blogs on Loop Models.

Lightweight cross-platform RF circuit + electromagnetic simulator. DC, S-parameters, harmonic balance, loadpull. Also supports 2D and 3D layout and design and electromagnetic MoM, FEM, FDTD + thermal FEM.

awesome game security [Welcome to PR]

OpenTelemetry Collector distribution with programmable pipelines

Go implementation of the Ethereum protocol

The open-source observability database. One columnar engine for metrics, logs, and traces, on object storage.

A unified trading API with more than 100 crypto exchanges and prediction markets in JavaScript / TypeScript / Python / C# / PHP / Go / Java / Rust

Foundry is a blazing fast, portable and modular toolkit for Ethereum application development written in Rust.

Rust profiler for CPU, memory, SQL, HTTP, and async performance, with Prometheus and Grafana support.

Modular, contributor-friendly and blazing-fast implementation of the Ethereum protocol, in Rust

Comprehensive 2026 OSINT guide — 450+ tools, AI intelligence, methodologies & ethics across 35 sections for investigation & threat intel.

Coroot is an open-source observability and APM tool with AI-powered Root Cause Analysis. It combines metrics, logs, traces, continuous profiling, and SLO-based alerting with predefined dashboards and inspections.