Open source tools
Products tagged Open source, ranked by upvotes.

Knock Knock
A browser groovebox with pads, sequencer and sample chopping

Decimen Optical Transfer
Send files between screens and cameras with animated QR codes

PhotoCraft
Free open-source photo and PSD editor that runs in a browser

The Game Room
Twelve free browser games with shared top-ten scoreboards

bitbackgrounds
Animated pixel-art scenes drawn live on an HTML canvas
SEO Machine
Open-source Claude Code workspace for SEO blog content

StemKit
Split YouTube songs or local files into stems on your machine

Codeman
Self-hosted web dashboard for running AI coding agents
Bash Fighter
Free browser platform fighter with twenty playable fighters

NodeSeq
Build music by wiring nodes together and share it online

Open CAD Studio
Free open-source CAD for DWG and DXF in browser and desktop

Aurora FileShare
Send files browser to browser with no upload or size limit
gcdatlas
Explorable ASCII universe, from Earth to the observable edge
Helian
1:1 scale solar system you can explore in the browser

ArtCraft
Open-source desktop studio for controllable AI image and video

RigSpark
Check which local LLMs your RAM and GPU can run

earth.
Interactive 3D globe that travels through Earth's history

LazySkills
Terminal UI for managing and auditing AI agent skills

Orblit
Open-source 3D game engine written in Dart and Flutter

EZPZ File
Browser-based PDF, image and document tools, no uploads

Posta
Self-hosted, open source transactional email platform

AI Photoshop Clone
Free open-source Photoshop-style photo editor in your browser

Active Matrix Rooms
Search public Matrix rooms ranked by live message activity

Repowise
Codebase index for coding agents, reviewers and teams

Verity Mod Guide
Independent guide to Verity Mod downloads and setup

REA
Reverse engineering tools for your coding agent

Logoforge
Open-source brand SVG logos as shadcn components

Refetch
Open-source, community-driven tech news aggregator

SunaBox
Browser-based particle sandbox powered by WebGPU

salt.md
Self-hosted docs and databases that people and agents share