Self-hosted projects built with Lua

Kong Gateway is a high-performance, cloud-native API gateway for routing, securing, and observing API traffic, with an extensible plugin system and Kubernetes support.

Apache-2.0Actively maintained

Alternative to:

Amazon API Gateway+7

Self-hostable WebRTC video conferencing with chat, screen sharing, moderation tools, and SDKs for embedding meetings into web and mobile apps.

Apache-2.0Actively maintained

Alternative to:

Zoom+12

Valkey is an open-source, Redis-compatible key/value datastore optimized for caching, queues, and other real-time workloads, with clustering, replication, and extensibility.

BSD-3-ClauseActively maintained

Alternative to:

Redis Cloud+4

Luanti (formerly Minetest) is an open-source voxel game engine for building and hosting modded games and multiplayer worlds with Lua-based modding.

Actively maintained

Alternative to:

Minecraft Realms

BunkerWeb is an open-source WAF and NGINX-based reverse proxy to protect web apps and APIs with HTTPS automation, security policies, and extensible plugins.

AGPL-3.0Actively maintained

Alternative to:

Cloudflare Web Application Firewall (WAF)+10

OSRM is a high-performance routing engine for OpenStreetMap data, providing an HTTP API for routing, map matching, distance tables, and more.

BSD-2-ClauseActively maintained

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Mapbox+1

The Battle for Wesnoth is a free, open-source turn-based tactical strategy game with rich campaigns, multiplayer, a map editor, and extensive modding support.

Self-hosted, browser-based personal knowledge management platform with Markdown pages, wiki-style links, tasks, queries, and Lua scripting for automation.

MITActively maintained

Alternative to:

Notion+19

FreeSWITCH is an open-source software-defined telecom stack for building VoIP and real-time communication services with SIP and WebRTC support.

Actively maintained

Alternative to:

Twilio+15

Nominatim provides geocoding (name/address → coordinates) and reverse geocoding (coordinates → address) powered by OpenStreetMap, with import tooling and a public API.

GPL-3.0Actively maintained

Alternative to:

Mapbox+1

Open-source home automation platform to monitor sensors and control switches, lights, meters, and smart home devices from a responsive web interface with alerts.

GPL-3.0Actively maintained

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Samsung SmartThings+13

VerneMQ is a high-performance, distributed MQTT broker for scalable, highly available IoT and M2M messaging, with clustering, TLS, WebSockets, plugins, and integrations.

Apache-2.0Actively maintained

Alternative to:

HiveMQ Cloud+3

Algernon is a small, self-contained Go web server with built-in Lua/Teal scripting, Markdown and template rendering, HTTP/2+HTTP/3 (QUIC), and multiple database backends.

BSD-3-ClauseActively maintained

Alternative to:

Apache HTTP Server

Open-source API gateway for securing, aggregating, and transforming microservice APIs with a stateless, high-throughput Go-based runtime and declarative configuration.

Apache-2.0Actively maintained

Alternative to:

Amazon API Gateway+7

Open-source multiplayer modification and engine for Grand Theft Auto: San Andreas that adds synchronized networking, Lua scripting, resource-based content, and a server browser.

Self-hostable community discussion platform combining Q&A, forums, team chat, ideation/upvoting, and Disqus-style embedded blog comments.

AGPL-3.0Actively maintained

Alternative to:

Stack Overflow+19

High-performance web application firewall and API security gateway with semantic detection, rule management, and reverse-proxy deployment for protecting websites and APIs.

BSD-2-ClauseActively maintained

Alternative to:

Cloudflare Web Application Firewall (WAF)+9

High-performance, standards-compliant IMAP/POP3/LMTP server with flexible authentication, extensible plugin system (Lua, Sieve) and OpenSSL TLS support.

Actively maintained

Alternative to:

Microsoft Exchange Online+15

Lightweight OwnTracks location data recorder that ingests MQTT/HTTP publishes, stores them locally without an external DB, and exposes a REST/WebSocket API and web UI.

Actively maintained

Alternative to:

Life360+1

Websurfx is a self-hostable meta search engine in Rust that aggregates results from multiple sources with a modern UI, caching, filtering, and privacy-focused defaults.

AGPL-3.0Actively maintained

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Google Search+6

FusionPBX is a domain-based, multi-tenant PBX and softswitch web UI for FreeSWITCH, supporting extensions, IVR, queues, voicemail, provisioning, and more.

Actively maintained

Alternative to:

3CX+13

Free, cross-platform open-source RTS featuring physics-based combat, terrain deformation, a large unit roster, and competitive multiplayer including co-op and campaigns.

GPL-2.0Actively maintained

Alternative to:

StarCraft II+2

Self-hosted, open-source XMPP-based messaging server providing end-to-end encryption, multi-device sync, federation, secure backups, and integrated WebRTC audio/video calling.

Apache-2.0Actively maintained

Alternative to:

WhatsApp+17

A protocol gateway that bridges users across different instant messaging networks using libpurple adapters, enabling cross-network chat and presence.

Actively maintained

Alternative to:

Ably Realtime+5

Single-binary platform that turns Bash/Lua scripts into HTTP endpoints, webhooks, cron jobs and visual pages with built-in auth, OAuth and credential management.

Apache-2.0Actively maintained

Alternative to:

Pipedream+10

Light home automation application in Lua with web UI, Blockly scripting, WoT Thing Description API, MQTT and support for ZigBee/Z-Wave/Hue devices.

MITActively maintained

Alternative to:

Samsung SmartThings+11

Prosody IM is a modern, resource-efficient XMPP (Jabber) server written in Lua, designed to be easy to configure and extend for private messaging and federation.

Activity unknown

Alternative to:

Cisco Jabber+19

cgit is a fast C-based CGI web interface for browsing Git repositories, with caching, Atom feeds, snapshots, and optional filtering and syntax highlighting.

Activity unknown

Alternative to:

SourceForge+7