--- title: "holodeck vs Amphion" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/byu-pccl-holodeck-vs-open-mmlab-amphion" tools: ["byu-pccl-holodeck", "open-mmlab-amphion"] --- # holodeck vs Amphion *GraphCanon updated Jul 11, 2026* ## Verdict Pick holodeck when tags unique to holodeck: ai, computer-vision, drones, reinforcement-learning; pick Amphion when tags unique to Amphion: audio-generation, audio-synthesis, audioldm, audit. [holodeck](https://holodeck.cs.byu.edu) reports 596 GitHub stars, 42 forks, and 52 open issues, last pushed Feb 19, 2022. [Amphion](https://openhlt.github.io/amphion/) has 9.9k stars, 822 forks, and 175 open issues, last pushed Mar 25, 2026. Figures are from public GitHub metadata via [holodeck's repository](https://github.com/BYU-PCCL/holodeck) and [Amphion's repository](https://github.com/open-mmlab/Amphion). | | [holodeck](/tools/byu-pccl-holodeck.md) | [Amphion](/tools/open-mmlab-amphion.md) | | --- | --- | --- | | Tagline | High Fidelity Simulator for Reinforcement Learning and Robotics Research. | Amphion (/æmˈfaɪən/) is a toolkit for Audio, Music, and Speech Generation. Its purpose is to support reproducible research and help junior researchers and engineers get started in the field of audio, | | Stars | 596 | 9,927 | | Forks | 42 | 822 | | Open issues | 52 | 175 | | Language | Python | Python | | Adopt for | - | - | | Persona | - | - | | Runtime | - | - | | License | MIT | MIT | | Categories | Computer Vision | Computer Vision, Inference & Serving, Speech & Audio | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [holodeck](/tools/byu-pccl-holodeck.md) | [Amphion](/tools/open-mmlab-amphion.md) | | --- | --- | --- | | Maintenance | Dormant (18%) | Slowing (36%) | | Days since push | 1603d | 107d | | Open issues (now) | 52 | 175 | | Full report | [trust report](/tools/byu-pccl-holodeck/trust.md) | [trust report](/tools/open-mmlab-amphion/trust.md) | ## Shared compatibility - **Python**: [holodeck](/tools/byu-pccl-holodeck.md) - Python runtime; [Amphion](/tools/open-mmlab-amphion.md) - Python runtime ## Choose when ### Choose holodeck if… - Tags unique to holodeck: ai, computer-vision, drones, reinforcement-learning. - Leaner open-issue backlog (52). ### Choose Amphion if… - Tags unique to Amphion: audio-generation, audio-synthesis, audioldm, audit. - Also covers Inference & Serving, Speech & Audio. - Amphion ships Docker support for self-hosted deployment. ## When NOT to use holodeck - Last GitHub push was 1604 days ago (dormant maintenance, Feb 19, 2022). Validate activity before betting a new project on holodeck. ## When NOT to use Amphion - Last GitHub push was 108 days ago (slowing maintenance, Mar 25, 2026). Validate activity before betting a new project on Amphion. - Inference & Serving: Self-hosting rarely beats a hosted API on cost until you have steady, high-volume traffic. ## Common questions ### What is the difference between holodeck and Amphion? holodeck: High Fidelity Simulator for Reinforcement Learning and Robotics Research.. Amphion: Amphion (/æmˈfaɪən/) is a toolkit for Audio, Music, and Speech Generation. Its purpose is to support reproducible research and help junior researchers and engineers get started in the field of audio, . See the comparison table for live GitHub stats and shared categories. ### When should I choose holodeck over Amphion? Choose holodeck over Amphion when Tags unique to holodeck: ai, computer-vision, drones, reinforcement-learning; Leaner open-issue backlog (52). ### When should I choose Amphion over holodeck? Choose Amphion over holodeck when Tags unique to Amphion: audio-generation, audio-synthesis, audioldm, audit; Also covers Inference & Serving, Speech & Audio; Amphion ships Docker support for self-hosted deployment. ### When should I avoid holodeck? Last GitHub push was 1604 days ago (dormant maintenance, Feb 19, 2022). Validate activity before betting a new project on holodeck. ### When should I avoid Amphion? Last GitHub push was 108 days ago (slowing maintenance, Mar 25, 2026). Validate activity before betting a new project on Amphion. Inference & Serving: Self-hosting rarely beats a hosted API on cost until you have steady, high-volume traffic. ### Is holodeck or Amphion more popular on GitHub? Amphion has more GitHub stars (9,927 vs 596). Stars measure visibility, not whether either tool fits your constraints. ### Are holodeck and Amphion open source? Yes - both are open-source projects on GitHub (holodeck: MIT, Amphion: MIT). ### Where can I find alternatives to holodeck or Amphion? GraphCanon lists graph-backed alternatives at [holodeck alternatives](/tools/byu-pccl-holodeck/alternatives) and [Amphion alternatives](/tools/open-mmlab-amphion/alternatives) ([holodeck markdown twin](/tools/byu-pccl-holodeck/alternatives.md), [Amphion markdown twin](/tools/open-mmlab-amphion/alternatives.md)), ranked by typed relationship edges rather than popularity votes. ### Is there a machine-readable version of this comparison? Yes. The markdown twin at [this comparison](/compare/byu-pccl-holodeck-vs-open-mmlab-amphion.md) mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, holodeck or Amphion? holodeck: Dormant. Amphion: Slowing. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance. ### Where are the full trust reports for holodeck and Amphion? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [holodeck trust report](/tools/byu-pccl-holodeck/trust); [Amphion trust report](/tools/open-mmlab-amphion/trust). --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=byu-pccl-holodeck`](/api/graphcanon/graph?tool=byu-pccl-holodeck) - LLM index: [/llms.txt](/llms.txt) - Full corpus: [/llms-full.txt](/llms-full.txt) _GraphCanon - The knowledge graph for AI development. https://www.graphcanon.com/_