Top ELF GitHub Repositories & Tools (2026)

🍊☁️ Open-source* apps that replace SaaS product + tools, running in your own Cloudflare account

A one-of-a-kind resume builder that keeps your privacy in mind. Completely secure, customizable, portable, open-source and free forever. Try it out today!

An open-source, self-hostable PaaS alternative to Vercel, Heroku & Netlify that lets you easily deploy static sites, databases, full-stack applications and 280+ one-click services on your own servers.

Secure MCP runtime for AI agents to operate local machines, servers, and containers with multi-device orchestration.

The most user-friendly OpenID Connect Certified™ and OAuth 2.0 provider that lets users sign in to your applications with passkeys.

ScienceBuddy: Recursive-in-Recursive Self-Improvement for Interactive Scientific Agents

A fancy self-hosted monitoring tool

Download and listen to your music, playlists, and podcasts, along with album art and metadata

Open-source auth gateway connecting 1500+ SaaS providers to AI agents through SDK, CLI, MCP, HTTP, and OpenAPI.

A beautiful, powerful, self-hosted ROM manager and player.

The ultimate datacenter management solution for Proxmox VE and XCP-NG. Unified multi-cluster control, intelligent load balancing, and seamless cross-cluster VM migrations — all in one beautiful interface.

Open-source AI video platform: a self-hosted NVR (ONVIF/RTSP, recording, WebRTC) plus any AI model through one adapter contract, an app SDK and a catalog of ready-made apps. Offline-first, air-gapped capable, Home Assistant built in. AGPLv3. A Frigate / ZoneMinder alternative you can build on.

☁️ Nextcloud server, a safe home for all your data

Native iPhone app for your Hermes agent

An auto-evolution framework that optimizes anything — your 7×24 team of algorithm engineers.

Open-source universal artifact registry. Drop-in Artifactory/Nexus alternative with 40+ package formats, security scanning, WASM plugins, and edge replication.

A fast, single-binary qBittorrent web UI: manage multiple instances, automate torrent workflows, and cross-seed across trackers.

Open Source Algo Trading Platform for Everyone

The most popular Kubernetes Operator for PostgreSQL.

A self-hosted library for your ebooks, comics, and audiobooks