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OpenSubs vs Illustrious XL

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

OpenSubs compared with Illustrious XL
DetailOpenSubs logo OpenSubsIllustrious XL logo Illustrious XL
What it doesFree AI subtitle generator that runs entirely in your browser Open-source SDXL-based AI model for native high-resolution anime art generation
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelNot given Open source
PricingFree: transcription, translation on-device, all 12 subtitle styles, word-by-word highlighting, trimming, burning into video, and all export formats. Credits: $5 for 1,000 credits for cloud translation (approximately 1 credit per 30 subtitle lines). Free for personal and research use; prohibits closed-source proprietary monetization
Key features
  • Speech recognition in the browser using Whisper
  • Translation to 20 languages including Chinese, Japanese, Korean, Spanish, Portuguese, French, German, Italian, Russian, Arabic, Hindi, Indonesian, Thai, Vietnamese, Turkish, Polish, Dutch and Ukrainia
  • Burn subtitles into MP4 without watermark
  • Export to SRT, VTT, ASS and TXT formats
  • Live subtitles over video playing in browser tabs via extension
  • Support for multiple video formats including MP4, MOV, WebM and MKV
  • No server processing—all work runs locally on user's machine
  • Native 1536x1536 high-resolution generation without upscaling
  • Hybrid Prompting System combining natural English and Danbooru tags
  • Stable text encoder fine-tuning for superior concept understanding
  • Trained on comprehensive Danbooru2023 dataset
  • Full compatibility with ComfyUI, Automatic1111, Forge, and Draw Things
  • Superior anatomy rendering with flawless hands and character details
  • V-Prediction architecture for enhanced dynamic range and contrast
  • Highly flexible base canvas for LoRA training and custom checkpoints
What makes it different
  • 100% browser-based with no uploads—the video never leaves your machine
  • Completely open source under AGPL-3.0-or-later so you can verify the code
  • Free forever for transcription, styling and burning—pay only for optional cloud translation
  • No watermark, no file-size limit, no queue, and no account needed to try
  • Only open-source SDXL model natively trained at 1536x1536 resolution
  • Stylistically neutral untuned base canvas unlike Pony Diffusion
  • Continuous rapid iterations from v0.1 to v3.5 with aggressive optimization
  • Thousands of compatible community-trained LoRAs and derivatives
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)34 −1 (down) since last check13 −1 (down) since last check
Trust Flow (Majestic)105
Citation Flow (Majestic)3019
Referring domains (Majestic)9645

4 details filled in for both companies.

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