Software · AI chatbots & assistants

De-Koi

Local-first AI chat, roleplay, and fanfic app for desktop, Raspberry Pi, or your own server, with any model. Unofficial fork of Marinara Engine.

Completely free
Open source
No account

Overview

De-Koi is an AI chat assistant.

Features described in its GitHub repository: offline use, choice of several models and providers, local model execution, group chats and calls.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information

“Local-first AI chat, roleplay, and fanfic app for desktop, Raspberry Pi, or your own server, with any model.” — GitHub, 10 November 2026
“Local-first AI chat, roleplay, and fanfic app for desktop, Raspberry Pi, or your own server, with any model.” — GitHub, 10 November 2026
“Local-first AI chat, roleplay, and fanfic app for desktop, Raspberry Pi, or your own server, with any model.” — GitHub, 10 November 2026
“Bring your own model: a hosted API, your Claude or ChatGPT subscription, or a local model De-Koi downloads and runs for you.” — GitHub, 10 November 2026
“One-on-one or group chats, characters with statuses and schedules who can message you first, per-character bubble styles, and slash commands.” — GitHub, 10 November 2026

At a glance

De-Koi is completely free: it is open source software, and every feature is available without paying or subscribing.

Its licence (AGPL-3.0) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

Open source code
No account needed
Commercial use allowed

Sources and checks

Facts collected from GitHub (credit card, account, source code, publisher, licence, free status, platforms, commercial use) — 6 November 2026
Last technical check: 6 November 2026
Description from github.com — Dépôt GitHub The-Koi-Pond/De-Koi (AGPL-3.0-only)

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