Topic

Tools for collectors and hobbyists · Open source

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Watching this group for 24 days, checked once a day · how we check

Vellium

LiveWatched 20d

A free, open-source desktop app for AI character chat, roleplay and long-form writing, where your data stays in a local database even with a cloud AI backend.

FreeWorks offlineOpen source
What to know▼
How it works
A desktop AI workspace for character chat, multi-character roleplay, and long-form writing with RAG, LoreBooks, and MCP tools and plugins; you bring your own backend, such as OpenAI-compatible APIs, OpenRouter, LM Studio, Ollama, or KoboldCpp, while chats, characters, projects, and knowledge are stored in a local SQLite database.
What's different
Keeps your data in a local database even when you connect a cloud AI backend, and is free and open source.
Pricing
Free and open source.
Best for
Writers and roleplayers who want to choose their own AI backend while keeping their data local. Native builds are available for macOS, Windows, and Linux.
Details →

Microflow

LiveWatched 17d

A set of open-source tools that simplify microcontroller prototyping for interactive projects — for hobbyist makers and hardware tinkerers, free forever.

FreeOpen source
What to know▼
How it works
A set of tools that simplify getting started with microcontroller prototyping for interactive projects.
Pricing
Free forever, fully open-source.
Best for
Hobbyist makers and hardware tinkerers prototyping interactive electronics.
Details →

twESP32GPS

LiveWatched 11d

An open-source ESP32-based GPS tracker and precision NTP time server with a web dashboard for satellite and positioning data.

Open source
What to know▼
How it works
ESP32 hardware provides GPS-derived Stratum 1 time sync plus a Svelte dashboard for satellite visualization
What's different
open source, runs standalone on low-cost ESP32 hardware
Best for
Hobbyists and engineers needing a local precision time server
Details →

Dungeon Mastron

LiveWatched 22d

An open-source tool for building choose-your-own-adventure games with a visual node editor, playable in browser or loaded onto a 3D-printed Raspberry Pi console. You can also generate one via ChatGPT.

FreeOpen source
What to know▼
How it works
A free, MIT-licensed open-source platform for building choose-your-own-adventure games with a visual node graph editor, playable instantly in the browser or exportable via a ChatGPT prompt template, and loadable onto a 3D-printed Raspberry Pi cartridge console.
Pricing
Free and open source under the MIT license.
Best for
Developers and hobbyists who want to build and share interactive fiction games, including onto physical Raspberry Pi hardware.
Details →