Design
Checkmate
Checkmate is an open-source, self-hosted tool designed to track and monitor server hardware, uptime, response times, and incidents in real-time with beautifu…
★ 10.9k starsAGPL-3.0
View guide →Lightweight (~1.5 MB) open-source screen annotation with click-through mode and keyboard-first shortcuts. For demos, teaching, meetings & screen recording. W…
markeron is an open-source design project by ifer47 (ifer47/markeron on GitHub). It has 1,077 GitHub stars and 63 forks, is released under the MIT license, and was last updated on GitHub on 29 September 2026.
Whiteboard, diagrams-as-code, or component library — match the artifact.
Community templates and themes skip the blank page.
Real-time editing and version history included.
SVG/PNG/code output drops into products and docs.
Built in Rust for speed and memory safety — fast, lean binaries.
Written in TypeScript, which means fewer runtime surprises and easier contributions.
Community starters for every common artifact.
SVG, PNG, PDF, and framework code.
Run the whole studio on your own server.
Brainstorm without page boundaries.
Download the source and move into the project folder.
git clone https://github.com/ifer47/markeron.git
cd markeronEvery project documents its own setup; start with install requirements.
cat README.md | head -60Follow the project's launch command — Docker, pip, npm, or a binary release.
# see README for the exact launch commandIt is an open-source project at ifer47/markeron with 63 forks. Check the repo's contributors and recent commits to see how active maintenance is.
MIT licensed — use it commercially, no strings attached.
Yes — CRDT-based editing is the standard approach now.
For whiteboarding and diagrams, yes. Deep product design still favors Figma's ecosystem.
Export to code and specs that developers can actually use.
Checkmate is an open-source, self-hosted tool designed to track and monitor server hardware, uptime, response times, and incidents in real-time with beautifu…
Open-source data modeling tool designed for PostgreSQL. No more typing DDL commands. Let pgModeler do the work for you!
开源白板工具（SaaS），一体化白板，包含思维导图、流程图、自由画等。All in one open-source whiteboard tool with mind, flowchart, freehand and etc.
AI thumbnail generator for high click-through YouTube art.
The world's first open-source AI-native vector design tool and the first to feature concurrent Agent Teams. Design-as-Code. Turn prompts…
Rallly is an open-source scheduling and collaboration tool designed to make organizing events and meetings easier.
The most-starred other Design projects in the LibreAI catalogue — the realistic shortlist if markeron is not the right fit.
Excalidraw — the virtual whiteboard with the hand-drawn look: infinite canvas, real-time collaboration and end-to-end encrypted sharing, MIT-licensed
Drop in a screenshot and convert it to clean code (HTML/Tailwind/React/Vue)
Turn any idea, plan or codebase into a beautiful interactive architecture diagram — an agent skill
There can be more than Notion and Miro. AFFiNE(pronounced [ə‘fain]) is a next-gen knowledge base that brings planning, sorting and creating all together. Pri…
draw.io Desktop — the official offline desktop app for diagrams.net: flowcharts, architecture diagrams and wireframes in an Electron app that never sends your diagram data anywhere, GPL-3.0
Free and open — grab the source, star the repo, and start creating.