ACE-Step-1.5 vs LocalAI

ACE-Step-1.5 and LocalAI share 22 technologies: FastAPI, Lightning, uvicorn, Gradio, matplotlib, accelerate, torchvision, torch, transformers, mlx, einops, vector-quantize-pytorch, peft, flash-attn, safetensors, torchaudio, torchao, diffusers, ModelScope, mlx-lm, torchcodec, and loguru. ACE-Step-1.5 is written in Python and LocalAI in Go.

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What they share and what sets them apart

ace-step

ACE-Step-1.5

The most powerful local music generation model that outperforms almost all commercial alternatives, supporting Mac, AMD, Intel, and CUDA devices.

Python14.5kRead on November 9, 2026, at commit ca1e85fWhat is ACE-Step-1.5 built with?

Only in ACE-Step-1.5

In common

mudler

LocalAI

LocalAI is the open-source AI engine. Run any model - LLMs, vision, voice, image, video - on any hardware. No GPU required.

Go50.3kRead on November 10, 2026, at commit 638bb56What is LocalAI built with?

Only in LocalAI

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
ACE-Step-1.5126,537 lines written410 code files
LocalAI1,517,084 lines written3,281 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
ACE-Step-1.535.8% of its commits signed by AIWith Claude Code, GitHub Copilot, Cursor, Codex, Jules, and CodeRabbit
LocalAI5.7% of its commits signed by AIWith Claude Code, GitHub Copilot, and Cursor
ActivityFrom GitHub and its history, on the day SeeRepo read it.
ACE-Step-1.5Last push November 8, 20261,104 commits14,532 stars
LocalAILast push November 10, 20269,704 commits50,282 stars
TestsThe files that test the code, and the share of code files a test imports.
ACE-Step-1.5190 test files46.8% of its code files have a test that imports them
LocalAI3,264 test files61.8% of its code files have a test that imports them

Frequently asked questions

Which is bigger, ACE-Step-1.5 or LocalAI?
LocalAI, with 1,517,084 lines written; ACE-Step-1.5 has 126,537.

The proof: mudler/LocalAI's code at commit 638bb56

Which has more GitHub stars, ACE-Step-1.5 or LocalAI?
LocalAI, with 50,282 stars; ACE-Step-1.5 has 14,532.

The proof: mudler/LocalAI on GitHub

Which has more tests, ACE-Step-1.5 or LocalAI?
LocalAI, with 3,264 test files; ACE-Step-1.5 has 190.

The proof: mudler/LocalAI's code at commit 638bb56

Which was updated more recently, ACE-Step-1.5 or LocalAI?
LocalAI: its last push was on November 10, 2026, and ACE-Step-1.5's on November 8, 2026.

The proof: mudler/LocalAI's commits on GitHub

Which has more commits signed by AI, ACE-Step-1.5 or LocalAI?
ACE-Step-1.5: an AI signed 35.8% of its commits, with Claude Code, GitHub Copilot, Cursor, Codex, Jules, and CodeRabbit; in LocalAI, 5.7%.

The proof: the commits each tool signed in ace-step/ACE-Step-1.5

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