ACE-Step-1.5 vs DiffSynth-Studio
ACE-Step-1.5 and DiffSynth-Studio share 8 technologies: accelerate, torchvision, torch, transformers, einops, peft, safetensors, and ModelScope. Both are written in Python.
LinkedInWhat 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
- FastAPI
- diskcache
- Lightning
uvicorn
- Textual
- Gradio
- Rich
matplotlib
- triton-windows
mlx
- vector-quantize-pytorch
- flash-attn
torchaudio
torchao
- triton
diffusers
- mlx-lm
- torchcodec
loguru
In common
modelscope
DiffSynth-Studio
Enjoy the magic of Diffusion models!
Python13.4kRead on November 10, 2026, at commit fdad57bWhat is DiffSynth-Studio built with?Only in DiffSynth-Studio
Side by side
ACE-Step-1.5DiffSynth-Studio
SizeLines written by people and agents, without generated ones; code files, without tests.
ACE-Step-1.5126,537 lines written410 code files
DiffSynth-Studio139,261 lines written308 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
DiffSynth-Studio1.6% of its commits signed by AIWith Gemini CLI and Claude Code
ActivityFrom GitHub and its history, on the day SeeRepo read it.
ACE-Step-1.5Last push November 8, 20261,104 commits14,532 stars
DiffSynth-StudioLast push November 9, 2026989 commits13,353 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
DiffSynth-Studio1 test file
Frequently asked questions
Which is bigger, ACE-Step-1.5 or DiffSynth-Studio?
DiffSynth-Studio, with 139,261 lines written; ACE-Step-1.5 has 126,537.
The proof: modelscope/DiffSynth-Studio's code at commit fdad57b
Which has more GitHub stars, ACE-Step-1.5 or DiffSynth-Studio?
ACE-Step-1.5, with 14,532 stars; DiffSynth-Studio has 13,353.
The proof: ace-step/ACE-Step-1.5 on GitHub
Which has more tests, ACE-Step-1.5 or DiffSynth-Studio?
ACE-Step-1.5, with 190 test files; DiffSynth-Studio has 1.
Which was updated more recently, ACE-Step-1.5 or DiffSynth-Studio?
DiffSynth-Studio: its last push was on November 9, 2026, and ACE-Step-1.5's on November 8, 2026.
Which has more commits signed by AI, ACE-Step-1.5 or DiffSynth-Studio?
ACE-Step-1.5: an AI signed 35.8% of its commits, with Claude Code, GitHub Copilot, Cursor, Codex, Jules, and CodeRabbit; in DiffSynth-Studio, 1.6%.
The proof: the commits each tool signed in ace-step/ACE-Step-1.5
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