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Free AI Tools Directory

Discover 2446+ free and freemium AI tools across 50+ categories.

100% Free API
Use GLM-5.3 in Cursor today via tokengo API

Use GLM-5.3 in Cursor today via tokengo API

TokenGO is an AI API platform that provides one API key to access multiple leading models (including GLM 5.3), with enterprise uptime guarantees, cost-focused pricing, and a privacy-first zero-retention policy for production workloads.

AI Agents
Free Forever API
LLM Status

LLM Status

LLM Status is a model-lifecycle tracker and CLI that scans code repositories for AI model IDs, flags models that are deprecated or retiring, and offers automated fixes, CI checks, and cloud alerts to keep projects off retirement schedules.

Developer Tools
100% Free API
Deepmark

Deepmark

Deepmark is a private, unified bookmark library that automatically captures and AI-indexes everything you save (browser bookmarks, X, Instagram, YouTube) with transcripts, visual descriptions, and semantic search across ~99 languages.

Productivity
100% Free API
Authoryze- payment controls for AI agents

Authoryze- payment controls for AI agents

Authoryze is a payment authorization and control layer that lets AI agents make purchases using single-use virtual cards while enforcing spending limits, approvals, merchant rules, and a full audit trail.

AI Agents
100% Free API
Koboyo Icons

Koboyo Icons

Koboyo Icons is a large library of 71,262 free hand-drawn SVG icons, organized into many thematic groups and categories and accessible via website browsing and an MCP/API integration for AI and editor workflows.

Design Generators
100% Free API
Lightweight, S3-compatible object storage server

Lightweight, S3-compatible object storage server

VaultS3 is a lightweight, self-hosted, S3-compatible object storage server delivered as a single static binary or container (<80MB idle RAM) with a built-in dashboard, erasure coding, clustering, encryption, and semantic/vector search.

Other
Free Forever API
Reply to Your Comments with an API

Reply to Your Comments with an API

Mallary’s social media API lets developers and AI agents post, schedule, list and reply to comments across 10 major platforms (YouTube, Facebook, Instagram, TikTok, LinkedIn, X, Pinterest, Threads, Reddit, Snapchat) with built-in auth, retries, rate-limit handling, and optional OpenAI-powered auto-replies.

Social Media
100% Free API
Tiny React charts that fit in a line of text, zero deps

Tiny React charts that fit in a line of text, zero deps

microcharts is a zero-dependency React library of word-sized charts and sparklines (106 chart types) designed to fit inside a sentence, table cell, or streamed assistant reply. It emphasizes tiny bundle size, accessibility, theming, and AI-friendly machine-readable surfaces.

Business Intelligence
Free Forever API
Thyme

Thyme

Thyme is a native desktop reverse-engineering IDE for Android apps and native binaries. It decompiles Java and analyzes ARM code locally, with optional licensed analysis features including a SQL-queryable workspace and native library analysis.

Developer Tools
Free Forever API
AQ

AQ

AQ is a multiplayer agentic development environment that lets engineering teams run AI coding agents (Claude Code, Codex, Cursor, etc.) together with shared live terminals, a collaborative code editor, and live app previews, running on your own cloud, a dedicated AQ-managed VM, or a free personal sandbox.

AI Agents
100% Free API
GIDE, Your AI Coding Command Center

GIDE, Your AI Coding Command Center

GIDE is a local-first, agentic AI coding IDE and CLI that runs LLMs on your machine to edit code, run commands, and verify changes—offline, with zero per-token cost, an OpenAI-compatible local API, and gated file writes for safe automation.

Coding
100% Free API
DataZen

DataZen

DataZen is a free, open-source, local-first desktop database workspace that integrates AI directly into the query workflow to query, debug, analyze, visualize and automate PostgreSQL, MySQL, SQLite, Redis and other databases from a lightweight app.

Business Intelligence
100% Free API
Agent Memory Leaderboard

Agent Memory Leaderboard

Agent Memory Leaderboard is an open public benchmark and evaluation platform for comparing agent memory systems (textual and coding) under a unified Add/Search evaluation flow, offering public leaderboards, an API contract, and tooling for academic and commercial submissions.

AI Agents
Free Forever API
FirstEmployee.ai

FirstEmployee.ai

First Employee is an AI "employee" that builds and publishes a multi-page website for a described business in about three minutes, then continues to run and improve the business (SEO, drafts, lead handling and growth) under either a self-managed or managed plan.

AI Agents
Free Forever API
BatchEdits

BatchEdits

BatchEdits is a web-based batch AI video editor for content creators that processes up to 50 videos simultaneously to remove silence, add auto-captions in 50+ languages, apply auto-zoom and crop for platform-specific formats, enabling high-volume creators to scale editing work.

Video Editing
100% Free API
AgentsProof

AgentsProof

AgentsProof is an SDK and service that captures agent traces, grades runs against custom rules and approved test cases (Goldens), and produces shareable proof reports to verify and monitor AI agent behavior.

AI Agents
100% Free API
Starwell

Starwell

Starwell is a verified data layer for AI that harmonizes official statistics into a single REST API and MCP server, returning values with provenance, citations, and license information to prevent numerical hallucinations by agents.

Research
Free Forever API
VisiScan

VisiScan

VisiScan is an AI visibility scanner that runs live queries across ChatGPT, Claude, Perplexity and Gemini to show whether AI answer engines name your business, who your competitors are in AI answers, and provides prioritized, ready-to-publish fixes to improve AI visibility.

Business Intelligence
100% Free API
Embench

Embench

Embench is a browser-based retrieval lab that lets you index a corpus and compare retrieval stacks (semantic, BM25 keyword, grep, hybrid, and reranked) side-by-side with inline evaluation metrics (precision, recall, MRR). It provides embedded open-source models and a stable JSON REST contract for runs.

Research
Free Forever API
Opposable

Opposable

Opposable lets AI agents such as Claude Code and Codex operate real Android phones through MCP or a REST API, tapping and typing across installed apps. It also offers cloud Android phones and iPhone support in beta through a Mac.

AI Agents
100% Free API
The Last SaaS

The Last SaaS

The Last SaaS is an open-source, headless SaaS backend that gives AI assistants and agents primitives for managing records, files, users, permissions, notifications, and audit logs. It connects to assistants through MCP and CLI, and can be used as a hosted service or self-hosted.

AI Agents
100% Free API
Website Auditor

Website Auditor

Website Auditor is a free AI visibility checker that runs an audit to show how large AI models (ChatGPT, Claude, Gemini, Perplexity) and local search results describe a business, aimed at helping businesses evaluate their AI & local visibility.

Business Intelligence
100% Free API
Voice AI that runs on CPUs

Voice AI that runs on CPUs

Lokutor provides CPU-native voice agents and a full voice pipeline — speech-to-text, turn-taking, noise suppression and text-to-speech — that run without GPUs in cloud, on-premises, or on-device environments for multilingual voice applications.

Voice & Speech
100% Free API
ScoutLayer

ScoutLayer

ScoutLayer extracts public emails, phones, social profiles and company identity from any website via a Web Playground, REST API, or MCP connector, returning source-linked JSON and LLM-assisted clustered contact records for product and team use.

Sales
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