Best Free FLUX Alternatives

24 alternatives to FLUX with a free plan or free tier, ranked by how closely they match. The percentage is a match score, not a popularity score.

Replacing: FLUX — FLUX by Black Forest Labs is a sophisticated AI tool offering creative solutions. Using a Input: text, images · Output: images
1
Open source AI art you can run on your own computer
Input: text, images · Output: images
Free plan
AI Image Generator
2
No free tier exists
Input: text, images · Output: images
Free planFrom $24.88/mo
AI Image Generator
3
Hybrid autoregressive diffusion image generator
Input: text, images · Output: images
Free planFrom $4/mo
AI Image Generator
4
Production-ready AI art with controls professionals need
Input: text, images · Output: images, video
Free planFrom $2/mo
AI Image Generator
5
Breed images into something new
Input: text, images · Output: images
Free planFrom $7.49/mo
AI Image Generator

Can it really replace FLUX? Vote on each alternative — no account needed. Votes gently reorder the list; they never change the match score.

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At a glance: top FLUX alternatives

ToolMatchInputOutputPricingFree planRatingCategory
Stable Diffusion 84% text, images images Free Yes — AI Image Generator
Google Imagen 80% text, images images From $24.88/mo Yes — AI Image Generator
GLM Image 79% text, images images From $4/mo Yes — AI Image Generator
Leonardo AI 77% text, images images, video From $2/mo Yes — AI Image Generator
Artbreeder 76% text, images images From $7.49/mo Yes — AI Image Generator
Adobe Firefly 75% text, images, video images, audio, video From $9.99/mo Yes — AI Image Generator

Frequently asked

What is the best free FLUX alternative?
Stable Diffusion (84% match) is the closest free alternative to FLUX: Open source AI art you can run on your own computer. Google Imagen (80% match) and GLM Image (79% match) come next.
What is the best FLUX alternative for integrating AI via API?
SiliconFlow ranks first for integrating AI via API at 82% match. See the full list of FLUX alternatives for API Integration.
What is the best FLUX alternative for transforming images?
FLUX Kontext ranks first for transforming images at 88% match. See the full list of FLUX alternatives for Image to Image.
What is the best FLUX alternative for running open-source models?
Ollama ranks first for running open-source models at 81% match. See the full list of FLUX alternatives for Open Source Models.
How is the match percentage calculated?
It measures how much of FLUX's job a tool can take over: shared core category, how many of the same use cases it covers and how similar its feature set is. Popularity and ratings never change the percentage; they only break ties in the order. Lists are recomputed nightly and reviewed by editors for the most-visited tools.

How this list is ranked

The match score measures how much of FLUX's job each tool can take over: shared core category, how many of the same use cases it covers, and how similar its feature set is. Popularity and ratings do not change the score; they only break ties in the order.

Lists are recomputed nightly from the live catalog and reviewed by our editors for the most-visited tools. Sponsored placements are marked and sit outside the ranking.