Home / AI Tools
Free AI Tools Directory

Search the Free AI Tools Directory

Filter curated free, freemium, and open-source AI tools by workflow, category, pricing, and practical free-plan signals.

Tip: Start with tools that match your workflow, then compare free limits, signup requirements, output rights, and alternatives before paying for a plan.

Matching AI tools

LocalAI AI tool logo and listing card previewLocalAI AI tool logo and listing card logo
Open Source Score 9.0/10

LocalAI

LocalAI is an AI tool for self-hosted openai-compatible local ai apis.

Open Source Local & Open Source AI Compare free-plan limits on the tool… Score 9.0/10Checked 2026-05-06
Needs reviewMFAS 95/100Checked 2026-05-06
No signupOpen sourceBrowser-basedAPI
✓Self-hosted AI API
✓OpenAI-compatible endpoints
Details → Visit LocalAI
Weaviate AI tool logo and listing card previewWeaviate AI tool logo and listing card logo
Open Source Score 9.0/10

Weaviate

Weaviate is an AI tool for open-source vector search and ai retrieval.

Open Source Local & Open Source AI Compare free-plan limits on the tool… Score 9.0/10Checked 2026-05-06
Needs reviewMFAS 95/100Checked 2026-05-06
No signupOpen sourceBrowser-basedAPI
✓Vector search
✓Hybrid search
Details → Visit Weaviate
Ollama local & open source ai logo previewOllama local & open source ai logo logo
Free Plan Score 8.1/10

Ollama

Ollama makes it easier to run and build with open models locally or in connected AI workflows.

Free Plan Local & Open Source AI Compare free-plan limits on the tool… Score 8.1/10Checked 2026-05-09
VerifiedMFAS 98/100Checked 2026-05-09
No signupOpen sourceAPIOfficial site
✓Local model runner; Simple CLI; Supports popular open models
Details → Visit Ollama
LM Studio AI tool logo and listing card previewLM Studio AI tool logo and listing card logo
Open Source Score 9.0/10

LM Studio

LM Studio is an AI tool for running local ai models with a desktop app.

Open Source Local & Open Source AI Compare free-plan limits on the tool… Score 9.0/10Checked 2026-05-06
Needs reviewMFAS 95/100Checked 2026-05-06
No signupOpen sourceBrowser-basedAPI
✓Desktop local model runner
✓Chat interface
Details → Visit LM Studio
Open WebUI AI tool logo and listing card previewOpen WebUI AI tool logo and listing card logo
Open Source Score 9.0/10

Open WebUI

Open WebUI is an AI tool for self-hosted ai chat interfaces.

Open Source Local & Open Source AI Compare free-plan limits on the tool… Score 9.0/10Checked 2026-05-06
Needs reviewMFAS 95/100Checked 2026-05-06
No signupOpen sourceBrowser-basedAPI
✓Self-hosted chat UI
✓Works with local models
Details → Visit Open WebUI
GPT4All AI tool logo and listing card previewGPT4All AI tool logo and listing card logo
Open Source Score 9.0/10

GPT4All

GPT4All is an AI tool for local ai chat for desktop users.

Open Source Local & Open Source AI Compare free-plan limits on the tool… Score 9.0/10Checked 2026-05-06
Needs reviewMFAS 94/100Checked 2026-05-06
No signupOpen sourceBrowser-basedOfficial site
✓Local chat app
✓Private AI workflows
Details → Visit GPT4All
Jan AI tool logo and listing card previewJan AI tool logo and listing card logo
Open Source Score 9.0/10

Jan

Jan is an AI tool for private local ai chat on desktop.

Open Source Local & Open Source AI Compare free-plan limits on the tool… Score 9.0/10Checked 2026-05-06
Needs reviewMFAS 94/100Checked 2026-05-06
No signupOpen sourceBrowser-basedAPI
✓Local AI assistant
✓Open-source desktop app
Details → Visit Jan
Humata AI tool logo and listing card previewHumata AI tool logo and listing card logo
Freemium Score 7.0/10

Humata

Humata is an AI tool for research, document, data, analytics, or knowledge discovery ai tool.

Freemium AI Research, Data & Knowledge Compare free-plan limits on the tool… Score 7.0/10Checked 2026-05-06
Needs reviewMFAS 83/100Checked 2026-05-06
Browser-basedOfficial site
✓Useful free-plan comparison
✓Category-specific workflow support
Details → Visit Humata
Keenious AI tool logo and listing card previewKeenious AI tool logo and listing card logo
Freemium Score 7.0/10

Keenious

Keenious is an AI tool for research, document, data, analytics, or knowledge discovery ai tool.

Freemium AI Research, Data & Knowledge Compare free-plan limits on the tool… Score 7.0/10Checked 2026-05-06
Needs reviewMFAS 83/100Checked 2026-05-06
Browser-basedOfficial site
✓Useful free-plan comparison
✓Category-specific workflow support
Details → Visit Keenious
OpenRead AI tool logo and listing card previewOpenRead AI tool logo and listing card logo
Open Source Score 9.0/10

OpenRead

OpenRead is an AI tool for research, document, data, analytics, or knowledge discovery ai tool.

Open Source AI Research, Data & Knowledge Compare free-plan limits on the tool… Score 9.0/10Checked 2026-05-06
Needs reviewMFAS 93/100Checked 2026-05-06
Open sourceBrowser-basedOfficial site
✓Useful free-plan comparison
✓Category-specific workflow support
Details → Visit OpenRead