Self-hosted projects tagged “Diagrams”

Excalidraw is an open-source collaborative whiteboard for sketching hand-drawn style diagrams, wireframes, and flowcharts with real-time sharing.

MITActively maintained

Alternative to:

Excalidraw++15

Logseq is a privacy-first, open-source knowledge management app for networked notes, tasks, and collaboration using local Markdown or Org-mode graphs.

AGPL-3.0Actively maintained

Alternative to:

Roam Research+19

Open-source, web-based ERD and database schema diagram editor. Import schemas via a single query, edit visually, and export DDL scripts and images for documentation or migrations.

AGPL-3.0Actively maintained

Alternative to:

DrawSQL+6

Git-backed wiki engine that supports multiple markup formats, an integrated editor, and features like diagrams, math rendering, citations, and RSS feeds.

MITSlowing down

Alternative to:

Atlassian Confluence+13

Browser and desktop diagram editor for flowcharts, UML, wireframes and network diagrams with cloud storage integrations and offline apps.

Apache-2.0Actively maintained

Alternative to:

Microsoft Visio+16

Open-source, web-based collaborative Markdown editor for real-time notes, diagrams, and slide presentations with revisions and access controls.

AGPL-3.0Actively maintained

Alternative to:

HackMD+17

Open source architecture documentation tool to model and document domains, services, events, and schemas for event-driven and microservice systems.

Actively maintained

Alternative to:

Backstage+13

Lightweight, privacy-focused self-hosted Markdown notes app with wikilinks, graph view, tags, templates, search, Mermaid diagrams, LaTeX math, and optional password protection.

MITActively maintained

Alternative to:

Notion+19

WBO is a lightweight, real-time collaborative whiteboard where multiple users can draw simultaneously, with persistent boards and optional JWT-based access control.

AGPL-3.0Actively maintained

Alternative to:

Microsoft Whiteboard+8

Azimutt is a database exploration and documentation tool with scalable ERDs, an AML schema DSL, schema analysis, data navigation and multi-source connectors.

MITActively maintained

Alternative to:

dbdiagram.io+1

Open-source web app to create, edit, visualize, and share Docker Compose files with an interactive diagram-based GUI and import/export support.

MITSlowing down

Alternative to:

Docker+2