LTX Video (Lightricks) 7.2/10
Lightricks
Open-source AI video generation
developers · self-hosting · real-time-generation · open-source-advocates · cost-optimization
Free tier available
Home / Best AI Video / Best Open Source AI Video● Last verified: April 1, 2026
Best Open Source AI Video
Open-source AI video generation tools you can self-host and modify.
Our top picksNO. /01
- 1LTX Video (Lightricks)7.2/10Open-source AI video generation
- 2Kling 2.68.3/10Professional AI video at scale
- 3Runway Gen-48/10The creative suite for AI video
All recommended toolsNO. /02
Kling 2.6 8.3/10
Kuaishou
Professional AI video at scale
product-videos · social-media · ecommerce · volume-production · cost-conscious-teams
Free tier available
Runway Gen-4 8/10
Runway
The creative suite for AI video
filmmakers · agencies · cinematic-content · music-videos · commercial-production
Free tier available
Luma Dream Machine 7.9/10
Luma AI
Fast, natural AI video
natural-motion · product-videos · mid-range-budget · physics-accurate
Free tier available
Veo 3.1 7.8/10
Google DeepMind
Google's cinematic AI video engine
highest-quality-output · cinematic-content · dialogue-scenes · brand-films · audio-synced-video
Free tier available
Quick comparisonNO. /03
| Tool | Overall | Quality | Value | Starting |
|---|---|---|---|---|
| LTX | 7.2 | 6.5 | 9 | Free |
| Kling | 8.3 | 8.5 | 9.5 | Free |
| Runway | 8 | 9.2 | 6 | Free |
| Luma | 7.9 | 8 | 8 | Free |
| Veo | 7.8 | 9.5 | 7 | Free |
Key considerationsNO. /04
- •Whether this feature is critical or nice-to-have for your workflow
- •Trade-offs between this feature and overall output quality
- •Cost implications of tools with this capability
What we recommend at ApostleNO. /05
In our production experience, open-source ai video generation tools you can self-host and modify. This is one factor among many. Always test with your specific use case before committing.
Related comparisonsNO. /06
Frequently asked questionsNO. /08
01Which AI video tool is best for open source ai video?+
Based on our testing, LTX leads in this category, followed by Kling and Runway.
From our blogNO. /09
Best AI Video Generators in 2026: Tested by a Production Studio
Honest reviews of every major AI video generator, rated by a studio that uses them daily.
READ →The True Cost of AI Video in 2026: Every Tool Compared
Every pricing model across 17 AI video tools mapped so you can actually budget for production.
READ →Runway vs Kling vs Veo: How We Choose for Every Project
The decision framework we use to pick between the three tools we reach for most in production.
READ →Need AI video produced by professionals, not generated by yourself?
Apostle is an AI-native video production studio. We use every tool on this page in real client work.