Best Open Source Alternatives to Canva AI Image Generator

Stable Diffusion WebUI is an open-source alternative to Midjourney for self-hosted AI image generation with local GPU privacy and headless REST APIs.

vs Canva AI Image Generator: a free, open-source option you fully control, licensed AGPL-3.0.

InvokeAI is an open-source image generator that replaces Adobe Firefly with local GPU execution, node workflows, and multi-layer canvas inpainting.

vs Canva AI Image Generator: a free, open-source option you fully control, licensed Apache-2.0.

Agenvas is a self-hosted MIT AI creative canvas integrating ComfyUI, RunningHub, Kling, MiniMax H3, OpenAI APIs, and MCP agents for multimodal media.

vs Canva AI Image Generator: a free, open-source option you fully control, licensed MIT.