OPEN SOURCE ARMORY
Free Open-Source Tools Directory
A curated stack of free tools for builders, founders, security analysts, SaaS operators, and AI workflows. Start here when you need leverage without vendor lock-in.
CYBER DEFENSE
Security & threat intelligence
Wazuh
Open-source security monitoring, SIEM, endpoint visibility, file integrity monitoring, and compliance dashboards.
OWASP ZAP
Free web application security testing proxy for finding common web app vulnerabilities during development and QA.
Trivy
Container, Kubernetes, IaC, dependency, and secret scanning for modern DevSecOps pipelines.
Suricata
High-performance network threat detection, IDS, IPS, and network security monitoring engine.
YARA
Pattern-matching tool used by malware researchers and defenders to classify suspicious files and threat families.
OpenCTI
Open cyber threat intelligence platform for mapping indicators, actors, campaigns, and reports.
AI & AUTOMATION
Local AI, agents, and workflows
Ollama
Run local language models on your own machine for private AI experiments and lightweight internal tools.
Open WebUI
Self-hosted web interface for local and private AI workflows, useful for teams building internal copilots.
Flowise
Visual builder for LLM workflows, chatbots, retrieval flows, and AI automation experiments.
Langfuse
Observability and evaluation stack for LLM apps, prompts, traces, and AI product quality control.
Hugging Face Transformers
Model and inference toolkit used across NLP, vision, audio, and multimodal AI development.
Dify
Open-source platform for building AI apps, agents, RAG workflows, and internal assistants.
SAAS OPS
Business systems & developer platforms
Supabase
Open-source backend platform with Postgres, auth, storage, edge functions, and realtime features.
Appsmith
Open-source internal tool builder for dashboards, admin panels, CRUD tools, and operations apps.
Metabase
Open-source business intelligence and analytics dashboards for teams that need fast data visibility.
Grafana
Observability dashboards for metrics, logs, traces, infrastructure monitoring, and production visibility.
Nextcloud
Self-hosted files, collaboration, office workflows, calendar, contacts, and private cloud productivity.
Gitea
Lightweight self-hosted Git service for private repositories, issue tracking, and development workflows.
