--- title: "pyvideotrans vs auto-subs" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/jianchang512-pyvideotrans-vs-tmoroney-auto-subs" tools: ["jianchang512-pyvideotrans", "tmoroney-auto-subs"] --- # pyvideotrans vs auto-subs *GraphCanon updated Jul 30, 2026* ## Verdict Pick pyvideotrans if pyvideotrans is a Python-based tool aimed at video language translation, embedding dubbing and subtitles; pick auto-subs if auto-subs is an on-device subtitle generation tool built with TypeScript and Rust for seamless integration with DaVinci Resolve, Premiere, and After Effects. [pyvideotrans](https://pyvideotrans.com) reports 18k GitHub stars, 2.3k forks, and 10 open issues, last pushed Jul 24, 2026. [auto-subs](https://tom-moroney.com/auto-subs/) has 3.9k stars, 254 forks, and 198 open issues, last pushed Jul 30, 2026. Figures are from public GitHub metadata via [pyvideotrans's repository](https://github.com/jianchang512/pyvideotrans) and [auto-subs's repository](https://github.com/tmoroney/auto-subs). | | [pyvideotrans](/tools/jianchang512-pyvideotrans.md) | [auto-subs](/tools/tmoroney-auto-subs.md) | | --- | --- | --- | | Tagline | Translate video language and embed dubbing & subtitles | On-device subtitle generation for video editing software. | | Stars | 18,478 | 3,939 | | Forks | 2,281 | 254 | | Open issues | 10 | 198 | | Language | Python | TypeScript | | Adopt for | Pyvideotrans is a Python-based tool aimed at video language translation, embedding dubbing and subtitles. | Auto-subs is an on-device subtitle generation tool built with TypeScript and Rust for seamless integration with DaVinci Resolve, Premiere, and After Effects. | | Persona | - | - | | Runtime | - | - | | License | GPL-3.0 license indicating it is free software where you can redistribute and/or modify under terms of the GNU General Public License. | MIT | | Categories | Developer Tools, Speech & Audio | Developer Tools, Speech & Audio | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [pyvideotrans](/tools/jianchang512-pyvideotrans.md) | [auto-subs](/tools/tmoroney-auto-subs.md) | | --- | --- | --- | | Days since push | 5d | 0d | | Open issues (now) | 10 | 198 | | Full report | [trust report](/tools/jianchang512-pyvideotrans/trust.md) | [trust report](/tools/tmoroney-auto-subs/trust.md) | ## Decision facts: pyvideotrans - **Requirements:** CUDA 12.8 and cuDNN 9.11 are required for GPU acceleration. - **Adopt for:** Pyvideotrans is a Python-based tool aimed at video language translation, embedding dubbing and subtitles. - **License detail:** GPL-3.0 license indicating it is free software where you can redistribute and/or modify under terms of the GNU General Public License. ## Decision facts: auto-subs - **Pricing:** freemium - Freely downloadable under the MIT license but consider supporting the developer for continued improvements. - **Requirements:** Min 4 GB RAM - **Adopt for:** Auto-subs is an on-device subtitle generation tool built with TypeScript and Rust for seamless integration with DaVinci Resolve, Premiere, and After Effects. ## Choose when ### Choose pyvideotrans if… - pyvideotrans is primarily Python; auto-subs is TypeScript. - License: pyvideotrans is GPL-3.0, auto-subs is MIT. - Requirements: CUDA 12.8 and cuDNN 9.11 are required for GPU acceleration.. - Tags unique to pyvideotrans: text-to-speech, video-transition. - pyvideotrans ships Docker support for self-hosted deployment. - When you need to translate videos into different languages with embedded dubbing and subtitles directly in the video content. ### Choose auto-subs if… - auto-subs is primarily TypeScript; pyvideotrans is Python. - License: auto-subs is MIT, pyvideotrans is GPL-3.0. - Pricing: Freely downloadable under the MIT license but consider supporting the developer for continued improvements.. - Requirements: Min 4 GB RAM. - Tags unique to auto-subs: ai, cross-platform, davinci-resolve, premiere. - Use Auto-subs when you need seamless subtitle integration directly within video editing software like DaVinci Resolve, Premiere, or After Effects. ## When NOT to use pyvideotrans - Avoid using if targeting an environment with Chinese character paths or spaces within directory names, as noted setup instructions emphasize avoiding such paths. - If real-time video translation capabilities are required; the tool is intended for batch processing of files and might not be suitable for live streaming scenarios. ## When NOT to use auto-subs - Do not use Auto-subs if the requirement is for cloud-based real-time speech-to-text functionality as it operates entirely on-device. - Avoid using Auto-subs in environments where Python or other languages are required over TypeScript and Rust due to potential compatibility issues. ## Common questions ### What is the difference between pyvideotrans and auto-subs? pyvideotrans: Translate video language and embed dubbing & subtitles. auto-subs: On-device subtitle generation for video editing software.. See the comparison table for live GitHub stats and shared categories. ### When should I choose pyvideotrans over auto-subs? Choose pyvideotrans over auto-subs when pyvideotrans is primarily Python; auto-subs is TypeScript; License: pyvideotrans is GPL-3.0, auto-subs is MIT; Requirements: CUDA 12.8 and cuDNN 9.11 are required for GPU acceleration.; Tags unique to pyvideotrans: text-to-speech, video-transition; pyvideotrans ships Docker support for self-hosted deployment; When you need to translate videos into different languages with embedded dubbing and subtitles directly in the video content. ### When should I choose auto-subs over pyvideotrans? Choose auto-subs over pyvideotrans when auto-subs is primarily TypeScript; pyvideotrans is Python; License: auto-subs is MIT, pyvideotrans is GPL-3.0; Pricing: Freely downloadable under the MIT license but consider supporting the developer for continued improvements.; Requirements: Min 4 GB RAM; Tags unique to auto-subs: ai, cross-platform, davinci-resolve, premiere; Use Auto-subs when you need seamless subtitle integration directly within video editing software like DaVinci Resolve, Premiere, or After Effects. ### When should I avoid pyvideotrans? Avoid using if targeting an environment with Chinese character paths or spaces within directory names, as noted setup instructions emphasize avoiding such paths. If real-time video translation capabilities are required; the tool is intended for batch processing of files and might not be suitable for live streaming scenarios. ### When should I avoid auto-subs? Do not use Auto-subs if the requirement is for cloud-based real-time speech-to-text functionality as it operates entirely on-device. Avoid using Auto-subs in environments where Python or other languages are required over TypeScript and Rust due to potential compatibility issues. ### Is pyvideotrans or auto-subs more popular on GitHub? pyvideotrans has more GitHub stars (18,478 vs 3,939). Stars measure visibility, not whether either tool fits your constraints. ### Are pyvideotrans and auto-subs open source? Yes - both are open-source projects on GitHub (pyvideotrans: GPL-3.0, auto-subs: MIT). ### Where can I find alternatives to pyvideotrans or auto-subs? GraphCanon lists graph-backed alternatives at [pyvideotrans alternatives](/tools/jianchang512-pyvideotrans/alternatives) and [auto-subs alternatives](/tools/tmoroney-auto-subs/alternatives) ([pyvideotrans markdown twin](/tools/jianchang512-pyvideotrans/alternatives.md), [auto-subs markdown twin](/tools/tmoroney-auto-subs/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/jianchang512-pyvideotrans-vs-tmoroney-auto-subs.md) mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, pyvideotrans or auto-subs? pyvideotrans: Very active. auto-subs: Very active. 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 pyvideotrans and auto-subs? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [pyvideotrans trust report](/tools/jianchang512-pyvideotrans/trust); [auto-subs trust report](/tools/tmoroney-auto-subs/trust). --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=jianchang512-pyvideotrans`](/api/graphcanon/graph?tool=jianchang512-pyvideotrans) - 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/_