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Open Source AI Tools

10 best Open Source AI tools and apps, curated and ranked by community upvotes on ProductCool. Updated daily as new Open Source AI products launch.

LTX 2.5 AI Video Generator logo
LTX 2.5 AI Video Generator
Open AI video generator for native 4K HDR & controlled motion
AI Video GeneratorOpen Source AI4K HDR VideoDiffusion Model

Explore LTX 2.5, an open AI video generator for native 4K HDR, cleaner motion, connected multishot scenes, precise control, and private local workflows.

2026-09-07
87
Index TTS logo
Index TTS
AI Text to Speech & Zero-Shot Voice Cloning Online
AI Text to SpeechVoice CloningZero-Shot TTSSpeech Synthesis

Create natural AI text to speech with Index TTS, clone authorized voices, explore Index TTS 2 and 2.5, and start generating expressive audio online today.

2026-09-02
65
LTX 2.5 AI Video Generator logo
LTX 2.5 AI Video Generator
Open-Source AI Video Generator for 4K Clips with Audio
AI Video GeneratorText to VideoOpen Source AI4K Video Generation

Try LTX 2.5, the open-weights AI video model from LTX (Lightricks), to turn text or images into 4K video with synced audio. Generate your first clip free now.

2026-08-16
52
OpenClaw logo
OpenClaw
Private Cloud AI Assistant, No Setup Required
AI Agent PlatformAutonomous AI AssistantNo-Code AIPrivate Cloud AI

TryOpenClaw is a managed cloud hosting service for OpenClaw AI agents, offering private isolated environments, 2-minute setup, 24/7 uptime, auto-recovery, and daily backups.

2026-05-26
99
OmniVoice logo
OmniVoice
Multilingual AI Voice Generator & Zero-Shot Voice Cloning
AI Voice GeneratorText to SpeechVoice CloningOpen Source AI

Generate natural speech in 646 languages with OmniVoice — the world's most multilingual AI voice generator. Clone any voice free. Open source, Apache 2.0.

2026-04-20
95
Markitdown logo
Markitdown
Convert any file to clean Markdown for AI and LLM RAG
Markdown ConverterRAG Pipeline ToolAI Data PreparationDocument Parser

An open-source utility by Microsoft designed to transform PDF, Office documents, and images into structured Markdown for seamless AI workflow integration.

2026-04-16
91
LTX-2.3 logo
LTX-2.3
Cinematic AI Video Generator with 22B Parameter Open Source Model
AI Video GeneratorText-to-Video AIDiffusion TransformerOpen Source AI

LTX 2.3 is an AI video generator offering text-to-video, image-to-video, and audio-to-video creation with the open-source LTX model online.

2026-04-12
71
LTX 2.3 logo
LTX 2.3
Advanced Open-Source AI Video Generation Model
AI Video GeneratorText-to-Video ModelOpen Source AIPhysics-Aware Engine

Experience LTX 2.3, the best open-source AI video model for high-fidelity production. Master cinematic text-to-video with the LTX-2.3 model. Start for free.

2026-03-17
61
Bitdance AI Image Generator logo
Bitdance AI Image Generator
Open-source AI image generator: photorealistic & digital art
AI Image GeneratorText-to-ImageOpen Source AIImage-to-Image

Bitdance is an open source AI image generation model delivering state-of-the-art quality for text-to-image and image-to-image workflows. Offering high-fidelity results, fast inference speeds, and Apache 2.0 licensing for commercial use. Ideal for developers, designers, and creators needing professional-grade visuals.

2026-02-27
72
OpenClaw logo
OpenClaw
Personal AI Assistant That Actually Does Tasks
AI Personal AssistantTask AutomationOpen Source AIProductivity Tool

OpenClaw — The AI that actually does things. Your personal assistant on any platform.

2026-01-30
94

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