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AI tools

1ChatGPT / GPT-4

OpenAI's flagship AI model — GPT-4o for chat, code, vision, and reasoning with 200M+ weekly active users

TextFreemium
2GitHub Copilot

AI pair programmer in the editor

Code / DevToolsPremium
3ChatGPT

Conversational AI and coding assistant

TextFreemium
4OpenAI API

GPT-4o, embeddings, DALL-E, and Whisper API — the most widely used LLM API powering the majority of AI applications

Code / DevToolsFreemium
5Stable Diffusion

Open-source AI image generation — run locally, fine-tune freely

ImageFree
6Claude

Anthropic's long-context AI assistant

TextFreemium
7Cursor

AI-first code editor

Code / DevToolsFreemium
8Hugging Face

The AI community hub — 900K+ models, 200K+ datasets, Inference API, and Spaces for the open-source ML ecosystem

LLM FrameworksFree
9Ollama

Run LLMs locally — pull and run Llama, Mistral, Gemma, and 100+ models with one command and OpenAI-compatible API

LLM FrameworksFree
10skills.sh

Reusable agent skills directory and CLI — add capabilities to Cursor, Claude Code, and AI agents in one command

AgentsFree
11Kilo

All-in-one agentic engineering platform — #1 on OpenRouter, 1.5M+ coders, 25T+ tokens processed

Code / DevToolsFree
12Plandex

Open-source AI coding agent for large projects — terminal-based agent that plans and executes multi-file changes

AgentsFree
13Yao

Open-source engine for autonomous agents — event-driven, proactive, and self-scheduling AI applications

AgentsFreemium
14Ralph Orchestrator

Ralph Wiggum technique for autonomous AI agent orchestration — improved multi-agent coordination implementation

AgentsFree
15Aider Desk

Desktop GUI for Aider — visual interface for AI pair programming with git integration

Code / DevToolsFree
16Claude Code

Anthropic's AI coding agent for structured development workflows.

Code / DevToolsPremium
17Midjourney

Premier AI image generation — photorealistic and artistic outputs via Discord and web with 180M+ active users

ImagePremium
18Perplexity

AI-powered search and answers

TextFreemium
19LangChain

Open-source LLM application framework — chains, agents, RAG, and 700+ integrations with 127K GitHub stars

LLM FrameworksFree
20DALL-E

OpenAI's image generation model — API-native and ChatGPT-integrated

ImageFreemium
21Anthropic API

Claude models API — 200K-token context, tool use, vision, and computer use for building production AI applications

Code / DevToolsFreemium
22Notion AI

AI writing, summarization, and Q&A built into Notion — improve notes, docs, and databases with integrated AI

TextPremium
23Grammarly

AI writing assistant for grammar, clarity, tone, and style

TextFreemium
24ElevenLabs

AI voice synthesis, cloning, and dubbing at broadcast quality

AudioFreemium
25v0

Generate production-ready React UI from a text prompt or screenshot

Code / DevToolsFreemium
26Jasper

AI writing platform for marketing teams — brand voice, templates, and campaigns

Marketing / SEOPremium
27LlamaIndex

Python RAG framework — connect LLMs to 160+ data sources with production-grade retrieval pipelines

LLM FrameworksFree
28Replicate

Run thousands of open-source ML models via API — LLMs, image generation, audio, and video without GPU management

LLM FrameworksFreemium
29Continue

Open-source AI coding assistant

Code / DevToolsFree
30Copy.ai

AI for go-to-market teams — workflows, copy, and GTM automation

Marketing / SEOFreemium
31Vercel AI SDK

TypeScript AI SDK for React and Node — streaming, tool use, and multi-provider LLM integration with 1M+ npm downloads/week

LLM FrameworksFree
32Groq

Ultra-fast LLM inference API — run Llama, Mixtral, and Gemma at 500+ tokens/second on custom LPU hardware

LLM FrameworksFreemium
33Phind

AI search engine for developers — code-aware answers with source citations, VS Code extension, and instant debugging help

Code / DevToolsFreemium
34Codeium

Free AI code completion and chat for 70+ languages — generous free tier

Code / DevToolsFree
35Cohere

Enterprise LLM API — embeddings, RAG, and generation with enterprise security, compliance, and private cloud deployment

LLM FrameworksFreemium
36Descript

Edit video and podcasts like a doc — AI transcription, overdub, and screen record

VideoFreemium
37Synthesia

AI video generation with avatars — from script to professional video in minutes

VideoPremium
38Bolt.new

Full-stack app generation in the browser — zero install, any framework

Code / DevToolsFreemium
39Langfuse

Open-source LLM observability — tracing, evaluation, and prompt management

LLM FrameworksFree
40Runway

Professional AI video generation and creative suite for filmmakers

VideoFreemium
41Windsurf

AI coding by Codeium

Code / DevToolsFreemium
42Pinecone

Managed vector database for production AI apps — serverless and low-latency

LLM FrameworksFreemium
43Tabnine

Privacy-first AI code completion with local and enterprise options

Code / DevToolsFreemium
44Together AI

Open-source LLM inference and fine-tuning API — run Llama, Mistral, and 100+ models with competitive pricing

LLM FrameworksFreemium
45Weaviate

Open-source vector database — hybrid search, multi-tenancy, and native LLM module integrations for RAG

LLM FrameworksFree
46Cerebras Chat

Ultra-fast AI inference chat — run Llama and other open models at 2,000+ tokens/second on Cerebras WSE hardware

LLM FrameworksFree
47Orra

AI agent plan engine — dynamic planning and reliable execution for multi-service agent workflows

AgentsFree
48AI Terminal

AI assistant in your terminal — explain commands, fix errors, and generate shell scripts without leaving the CLI

AgentsFreemium
49DevGPT

GPT-powered coding assistant for rapid project building — pair programming with AI inside ChatGPT

Code / DevToolsFree
50Ralph Starter

AI project bootstrapping from Figma, Linear, Notion, and GitHub specs — generate starter code from design and planning tools

AgentsFree
51Gryph

AI coding agent audit trail and security tool — track, audit, and verify AI-generated code changes

AgentsFree
52Codura

AI code assistant for IDEs — context-aware code completion, inline explanations, test generation, and refactoring

Code / DevToolsFreemium
53Superfill AI

AI-powered autofill for forms and repetitive text — stop retyping the same information across web apps

AgentsFreemium
54AI Assist

Context-aware terminal AI coding assistant — code development, explanation, refactoring, and debugging in the CLI

Code / DevToolsFree
55SDD Flow

Spec-Driven Development workflow for AI coding agents — templates and prompts for structured AI-assisted development

Code / DevToolsFreemium
56Sherpa Action

Deploy to any cloud with plain English — AI-powered cloud deployment via natural language instructions

Code / DevToolsFree
57OmoiOS

Spec-driven multi-agent orchestration — autonomous development workforce powered by Claude and OpenHands

AgentsFree
58Minion

Lightweight CLI wrapper for OpenAI APIs — call GPT models from the shell without writing code

Code / DevToolsFree
59Memory TS

TypeScript AI memory system — persistent memory curation and retrieval for AI agents across sessions

Code / DevToolsFreemium
60Agent Manager

CLI/TUI for managing AI agent tools — detect, install, and update coding assistants from one interface

AgentsFree
6110Web

AI WordPress website builder — generate and host complete WordPress sites from a prompt

DesignPaid
62AccuRanker

Enterprise SEO rank tracker — fastest SERP data with on-demand updates and deep API

Marketing / SEOPremium
63Adobe Firefly

Adobe's generative AI for creatives — commercially safe image generation integrated with Photoshop and Illustrator

ImageFreemium
64AgentOps

Observability and debugging for AI agents — traces, replays, and cost tracking for agentic workflows

AgentsFreemium
65Ahrefs Keywords Explorer

Comprehensive keyword research with accurate search volume, difficulty, and SERP data — industry-leading keyword intelligence

Marketing / SEOPremium
66Aider

AI pair programming in your terminal — multi-file code editing with git integration

Code / DevToolsFree
67Aider

Terminal AI pair programmer with git integration and multi-file editing

Code / DevToolsFree
68AIPRM for ChatGPT

One-click ChatGPT prompt templates for SEO, content, and marketing — 4,500+ community prompts

Marketing / SEOFreemium
69Amazon CodeWhisperer

AWS AI coding companion — now Amazon Q Developer with security scanning and AWS expertise

Code / DevToolsPremium
70Amazon CodeWhisperer

Not publicly documented

Code / DevToolsPaid
71Amazon Q Developer

AWS AI developer assistant — code completion, security scanning, and AWS-native coding help

Code / DevToolsFreemium
72Amazon Q

AWS AI assistant for developers and business — code, docs, cloud operations, and enterprise Q&A

AgentsPremium
73Anthropic Python SDK

Official Python library for Claude API — access Claude Sonnet 4.6, Haiku 4.5, and Opus 4.6

LLM FrameworksPaid
74AutoGen

Microsoft's open-source framework for conversational multi-agent AI systems

AgentsFree
75AWS Bedrock

Fully managed foundation model service on AWS — Claude, Llama, Titan, and more

LLM FrameworksPaid
76Axolotl

Open-source LLM fine-tuning framework — LoRA, QLoRA, and full fine-tuning for Llama, Mistral, and more

LLM FrameworksFree
77Azure OpenAI

OpenAI models with Microsoft Azure security, compliance, and SLAs

LLM FrameworksPaid
78Banana

Serverless GPU inference for ML models — deploy any model as a scalable API

LLM FrameworksFreemium
79Baseten

ML model deployment platform — deploy any model as a production API in minutes

LLM FrameworksFreemium
80Beautiful.AI

Smart presentation software — AI-powered layouts that auto-adjust as you add content

DesignPaid
81Bito

AI code generation, explanation, and test writing — IDE plugin with GPT-4 for VS Code and JetBrains

Code / DevToolsFreemium
82Bolt.new

AI full-stack app builder in the browser — prompt, edit, and deploy without local setup

Code / DevToolsFreemium
83Botpress

Open-source AI chatbot platform — build, deploy, and scale enterprise conversational AI

AgentsFreemium
84Braintrust

Enterprise AI evaluation platform — experiments, datasets, and production monitoring

LLM FrameworksFreemium
85Character.AI

Create and chat with AI characters — fiction, roleplay, and entertainment

TextFreemium
86Chatbase

Build custom ChatGPT chatbots trained on your data — no code required

AgentsFreemium
87ChatJimmy

Multi-model AI chat interface — access GPT-4, Claude, Gemini, and more from a single unified interface

AgentsFreemium
88Chroma

Open-source embedding database for LLM apps — start in 3 lines of Python

LLM FrameworksFree
89Clearscope

Enterprise content optimization with NLP keyword grading — rank content against top Google results

Marketing / SEOPremium
90Cline

Autonomous AI coding agent in VS Code — reads files, runs code, edits projects

Code / DevToolsFree
91Clipdrop

AI image editing suite by Stability AI — background removal, inpainting, upscaling, and Stable Diffusion

ImageFreemium
92Code Llama

Meta's code-specialized Llama models — open-source code generation, completion, and infill for 500+ languages

LLM FrameworksFree
93Codeball

AI code review for GitHub — automated PR approval and bug detection on every pull request

Code / DevToolsPremium
94Windsurf Agent (Codeium)

Agentic AI coding from Codeium — multi-step autonomous code changes with Cascade

AgentsFreemium
95Codeium

Free AI code completion for every developer — 70+ languages, 40+ IDEs, no credit card required

Code / DevToolsFreemium
96Codeium for Teams

AI code completion for engineering teams — Codeium with centralized admin and enterprise controls

Code / DevToolsPaid
97CodeRabbit

AI code review — automated PR reviews with context-aware feedback and summaries

Code / DevToolsFreemium
98CodeRabbit

AI code review — automated PR reviews with context-aware feedback and PR summaries

Code / DevToolsFreemium
99CodeRabbit

AI-powered code review for pull requests — summarize diffs, catch bugs, and enforce guidelines on GitHub and GitLab

Code / DevToolsFreemium
100CodeSquire

AI code completion for data scientists — SQL, Python, and Jupyter notebook assistance

Code / DevToolsFreemium
101CodeStory

AI-native IDE (Aide) — context-aware code editing with autonomous multi-file changes

Code / DevToolsFreemium
102Mistral Codestral

Not publicly documented

Code / DevToolsPaid
103CodeT5

Open-source code model from Salesforce Research — code understanding, generation, and summarization

Code / DevToolsFree
104CodeWP

AI WordPress code generator — PHP snippets, plugin code, and WooCommerce solutions for non-developers

Code / DevToolsFreemium
105OpenAI Codex

OpenAI's code generation model — the AI behind GitHub Copilot and code API applications

Code / DevToolsPaid
106Tabnine (Codota)

AI code completion for Java, Kotlin, and JVM languages — enterprise privacy-first

Code / DevToolsFreemium
107Cohere Embed

State-of-the-art embedding models for semantic search and RAG — Embed v3 API

LLM FrameworksFreemium
108Consensus

AI search engine for scientific research — get consensus from peer-reviewed papers

ResearchFreemium
109Content at Scale

Fully automated long-form SEO blog generation — from keyword to publish-ready article with AI detection bypass

Marketing / SEOPremium
110ContentKing

Real-time SEO auditing and monitoring — catch SEO changes and regressions the moment they happen

Marketing / SEOPremium
111Continue

Open-source AI coding assistant — bring your own model, VS Code or JetBrains

Code / DevToolsFree
112Copy.ai

GTM AI platform for marketing and sales — automate go-to-market content workflows

TextFreemium
113CrewAI

Python framework for orchestrating role-playing multi-agent AI teams

AgentsFree
114cursor.directory

Community directory of Cursor Rules and MCP servers — browse 5,000+ rules for every tech stack

AgentsFree
115Cursor Rules

Customize Cursor AI behavior — project-specific instructions, coding standards, and context

Code / DevToolsFree
116Cursor

AI-first code editor — the IDE built for pair programming with AI

Code / DevToolsFreemium
117CustomGPT

Custom AI chatbot on your business data — with anti-hallucination and enterprise privacy

AgentsFreemium
118Datadog AI

AI-powered monitoring — Bits AI for incident investigation and anomaly detection

Code / DevToolsPaid
119Debuild

AI web app builder — generate React apps from plain English descriptions

Code / DevToolsFreemium
120DeepEval

Open-source LLM evaluation framework — 14+ metrics for RAG, agents, and chatbots

LLM FrameworksFree
121DeepSeek Coder

Open-source code-specialized LLM with state-of-the-art benchmark performance

Code / DevToolsFree
122Devika

Open-source AI software engineer — autonomous agent that plans, researches, and writes code

AgentsFree
123Dify

Open-source LLM app platform — build, test, and deploy AI workflows and chatbots

AgentsFreemium
124DocuChat

AI chatbot for your documents — chat with PDFs, websites, and knowledge bases

AgentsFreemium
125Durable

AI website builder for small businesses — generate a complete site in 30 seconds

DesignFreemium
126Elicit

AI research assistant — find, summarize, and analyze scientific papers with AI

ResearchFreemium
127Embedded

Embeddings API for semantic search and RAG — text and image vectors from multiple providers

LLM FrameworksFreemium
128fal.ai

Fast serverless AI inference — FLUX, Stable Diffusion, and 100+ models via API

ImageFreemium
129Figma AI

AI features inside Figma — generate designs, rename layers, write copy, and prototype with AI

DesignPremium
130Fireworks AI

Ultra-fast serverless inference for open-source LLMs — Llama, Mixtral, and SDXL at speed

LLM FrameworksFreemium
131Fixie

AI agent platform — build voice and chat AI agents with LLMs and real-time data

AgentsFreemium
132FlowGPT

AI prompt marketplace — discover, share, and remix prompts for ChatGPT, Claude, and Midjourney

Marketing / SEOFree
133Flowise

Drag-and-drop UI for building LangChain chatbots and RAG pipelines

AgentsFree
134Framer

AI-powered website builder — from prompt to published site in seconds

DesignFreemium
135Frase

SERP research, content briefs, and AI writing for SEO — research, outline, and optimize in one workflow

Marketing / SEOPremium
136Gamma

AI-powered presentations, documents, and webpages — no design skills needed

TextFreemium
137Gemini Code Assist

Google's AI for developers — code completion, chat, and Google Cloud integration in VS Code and JetBrains

Code / DevToolsFreemium
138Gemini

Google's multimodal AI model and assistant platform.

TextFreemium
139GEO/AEO Tracker

Open-source AI visibility tracker — monitor brand mentions across ChatGPT, Perplexity, Gemini, and Google AI Overviews

Marketing / SEOFree
140GetImg

AI image generation and editing suite — Stable Diffusion, FLUX, and 60+ models

ImageFreemium
141GitHub Copilot Workspace

AI-native development environment — from GitHub issue to working PR with Copilot in the loop

Code / DevToolsPremium
142Google AI Studio

Free prototyping tool for Gemini models — prompt engineering, fine-tuning, and API key generation

LLM FrameworksFreemium
143Google Search Console

Free Google tool for search performance, indexing, and Core Web Vitals — authoritative data direct from the source

Marketing / SEOFree
144GPT Engineer

Open-source AI that builds codebases from a spec — generate entire projects from one prompt

AgentsFree
145GPT4All

Free local AI assistant — run open-source LLMs on any computer, fully offline

LLM FrameworksFree
146GPTSEO

Open-source AI SEO article and meta tag generator — self-hostable GPT-powered content creation

Marketing / SEOFree
147Grok

xAI's real-time conversational AI — integrated with X (Twitter) for live information access and wit

TextPremium
148Guidance

Microsoft's constrained LLM generation — interleave generation, code, and control structures in one template

LLM FrameworksFree
149Haystack

Open-source LLM framework for RAG and NLP pipelines — production-ready by deepset

LLM FrameworksFree
150Helicone

One-line LLM observability proxy — log, monitor, and debug LLM API calls

LLM FrameworksFreemium
151Hostinger AI

Hostinger's AI website builder — drag-and-drop site creation with AI-generated content

DesignPaid
152Hugging Face Chat

Free chat interface for open-source AI models — Llama, Mistral, Gemma, and more

TextFree
153Humanloop

LLM evaluation and prompt management — improve and deploy AI features in production

LLM FrameworksPaid
154Ideogram

AI image generation with best-in-class text rendering

ImageFreemium
155INK

AI co-writing with real-time SEO and readability scoring — write and optimize simultaneously

Marketing / SEOFreemium
156Instructor

Structured LLM outputs with Pydantic — type-safe data extraction from any language model

LLM FrameworksFree
157JetBrains AI Assistant

AI inside JetBrains IDEs — code completion, chat, and refactoring for IntelliJ, PyCharm, WebStorm, and more

Code / DevToolsPremium
158Jina Embeddings

Long-context embeddings API — 8192-token context for documents, code, and multilingual search

LLM FrameworksFreemium
159Keyword Clustering Tool (Python)

Open-source Python keyword clustering with embeddings — group keywords by semantic similarity for content planning

Marketing / SEOFree
160KeywordInsights

AI-powered keyword clustering and content brief generation — cluster thousands of keywords by search intent

Marketing / SEOFreemium
161Kite

AI code completions and documentation — the pioneering ML code completion tool (shut down 2022)

Code / DevToolsFree
162Kling

High-fidelity AI video generation from Kuaishou — text to video with realistic physics

VideoFreemium
163LanceDB

Embedded vector database for AI — serverless, columnar storage with Lance format

LLM FrameworksFree
164Langflow

Visual LLM workflow builder — drag-and-drop RAG and agent pipelines with LangChain

AgentsFree
165LangSmith

Debug, test, and monitor LLM applications built with LangChain or any framework

LLM FrameworksFreemium
166Leonardo.Ai

AI art and game asset generation — Stable Diffusion platform for creative professionals

ImageFreemium
167LibreChat

Free open-source ChatGPT clone — self-hosted multi-model AI chat with plugins

TextFree
168LiteLLM

Python SDK and proxy to call 100+ LLMs with one interface

LLM FrameworksFree
169LlamaIndex.TS

TypeScript LlamaIndex for RAG and agents — build data-connected LLM apps in Node.js and Next.js

LLM FrameworksFree
170LlamaParse

Advanced document parser for RAG — extract text, tables, and structure from PDFs with LLM accuracy

LLM FrameworksFreemium
171LM Studio

Desktop app for discovering, downloading, and chatting with local LLMs

LLM FrameworksFree
172LobeChat

Open-source, self-hosted ChatGPT-like UI with plugins, multimodal, and multi-model support

TextFree
173LocalAI

Free open-source local AI — drop-in OpenAI API replacement for self-hosted models

LLM FrameworksFree
174Locofy

AI design-to-code — convert Figma and Adobe XD designs to React, Next.js, and more

Code / DevToolsPaid
175LoRAX

Multi-LoRA inference server — serve hundreds of fine-tuned adapters on a single GPU

LLM FrameworksFree
176Lovable

Describe an app, get a full-stack web app — no coding required

Code / DevToolsFreemium
177LowFruits

Low-competition keyword finder — identify weak SERP results you can realistically outrank

Marketing / SEOFreemium
178Luma Dream Machine

Luma AI's realistic video generation — photorealistic motion from text or images

VideoFreemium
179Magic

AI software engineer — long-context code model for understanding and generating large codebases

Code / DevToolsPaid
180MarketMuse

AI-driven content planning and optimization — topic modeling, content inventory scoring, and gap analysis

Marketing / SEOPremium
181Marqo

Tensor search — end-to-end vector search with built-in embedding and retrieval

LLM FrameworksFreemium
182Model Context Protocol

Open standard for connecting AI to tools and data — the USB-C port for LLM integrations

LLM FrameworksFree
183Mem0

Persistent memory layer for AI agents and LLM applications

LLM FrameworksFreemium
184Mendable

AI chat search for developer documentation — train on your docs, deploy a chatbot

Code / DevToolsPaid
185Milvus

Open-source vector database for billion-scale AI applications

LLM FrameworksFree
186Mintlify

Modern documentation platform with AI — beautiful docs with AI-powered search and writing

Code / DevToolsFreemium
187Mistral API

European AI API offering open and proprietary frontier models

LLM FrameworksPaid
188Modal

Serverless Python and GPU cloud — deploy ML models, batch jobs, and APIs with decorator syntax

LLM FrameworksFreemium
189MosaicML (Databricks)

Enterprise ML training platform — train and fine-tune LLMs at scale, now part of Databricks

LLM FrameworksPaid
190Murf AI

AI voice generator and text-to-speech — 120+ studio-quality voices for video, e-learning, and podcasts

AudioFreemium
191Mutable AI

AI-accelerated software development — auto-complete, refactoring, and codebase documentation

Code / DevToolsFreemium
192n8n

Open-source workflow automation with AI agents and 400+ integrations

AgentsFree
193NeuronWriter

Semantic NLP content editor for SEO — optimize for entities, topics, and Google NLP signals

Marketing / SEOFreemium
194Nightwatch

SEO rank tracker and search visibility platform — daily keyword tracking with actionable insights

Marketing / SEOFreemium
195Open Interpreter

Not publicly documented

Code / DevToolsPaid
196Open WebUI

Self-hosted ChatGPT-like interface for Ollama and OpenAI-compatible APIs

TextFree
197OpenAI Assistants API

Build persistent AI assistants with memory, tools, and file knowledge — no session management needed

AgentsPaid
198OpenAI Python SDK

Official Python library for the OpenAI API — GPT-4o, DALL-E, Whisper, and Embeddings

LLM FrameworksPaid
199OpenClaw

Open-source self-hosted personal AI assistant with autonomous task execution and modular tool workflows

Personal AI AssistantsFree
200OpenRouter

Single API for 100+ LLMs — compare models, route to the best, pay per token

LLM FrameworksFreemium
201Outlines

Structured text generation from LLMs — guarantee JSON, regex, or grammar-constrained output

LLM FrameworksFree
202Outranking

End-to-end AI SEO content platform — research, outline, write, and optimize with integrated SERP and keyword data

Marketing / SEOPremium
203Runway

AI video generation and creative suite — Gen-3 Alpha video, inpainting, and motion brush

VideoFreemium
204Phind

AI search engine for developers — technical answers with code examples and cited sources

ResearchFreemium
205PicoClaw

Lightweight AI assistant for embedded and edge hardware — compact LLM deployment for resource-constrained environments

Personal AI AssistantsFree
206Pika

AI video generation from text, images, and existing footage

VideoFreemium
207Playwright

End-to-end browser testing and automation — cross-browser, reliable, used by AI agents for web interaction

Code / DevToolsFree
208Poe

Multi-model AI chat platform — access GPT-4, Claude, Gemini, and 100+ bots in one app

TextFreemium
209Portkey

AI gateway for LLM routing, fallbacks, caching, and observability — production-ready in minutes

LLM FrameworksFreemium
210Predibase

Managed fine-tuning and LoRA serving — production-grade custom LLM deployment

LLM FrameworksFreemium
211Promptfoo

Open-source LLM testing and red-teaming — test prompts, evaluate outputs, catch regressions

LLM FrameworksFree
212PromptLayer

LLM observability and prompt management — log, version, and analyze every AI call

LLM FrameworksFreemium
213PromptVine

Curated prompt library for copywriting and SEO — ready-to-use ChatGPT prompts for content and marketing

Marketing / SEOFree
214Qdrant

High-performance open-source vector database built in Rust

LLM FrameworksFree
215QuillBot

AI paraphrasing, summarization, and grammar for students and writers

TextFreemium
216RAGAS

RAG evaluation framework — measure faithfulness, relevance, and recall of RAG pipelines

LLM FrameworksFree
217Rasa

Open-source conversational AI framework — build enterprise chatbots and voice assistants

AgentsFreemium
218Refact.ai

Self-hostable AI coding assistant — code completion and chat with on-premise model support

Code / DevToolsFreemium
219Relevance AI

No-code AI agent platform — build and deploy custom AI workforce for business workflows

AgentsFreemium
220Replit Agent

Not publicly documented

AgentsPaid
221Replit

Cloud IDE with AI that builds, runs, and deploys apps in the browser

Code / DevToolsFreemium
222Rivet

Visual IDE for building and debugging LLM applications — node-based workflow editor by Ironclad

LLM FrameworksFree
223RunPod

GPU cloud for AI — rent A100/H100 GPUs for training, inference, and fine-tuning

LLM FrameworksFreemium
224Rytr

Affordable AI writing assistant for blogs, ads, emails, and social content

TextFreemium
225Scalenut

AI SEO content strategy and generation platform — from keyword research to publish-ready article in one workflow

Marketing / SEOFreemium
226SciSpace

AI research tool — chat with papers, summarize research, and find related studies

ResearchFreemium
227Screaming Frog

Industry-standard desktop SEO crawler — deep technical audits, custom extraction, and log file analysis

Marketing / SEOFreemium
228SE Ranking

All-in-one SEO platform — rank tracking, site audit, keyword research, and AI content tools

Marketing / SEOFreemium
229SeaArt

AI art generator with anime and realistic styles — 100+ Stable Diffusion models

ImageFreemium
230Semantic Kernel

Microsoft's open-source SDK for AI orchestration — plugins, agents, and LLM integration for C#, Python, and Java

LLM FrameworksFree
231Semantic Scholar

AI-powered scientific literature search — 200M+ papers with semantic search, citations, and AI summaries

ResearchFree
232seo-analyzer

Open-source CLI SEO audit tool — integrate technical SEO checks into CI/CD pipelines

Marketing / SEOFree
233SGLang

Fast LLM serving framework — efficient serving for LLMs and vision-language models

LLM FrameworksFree
234Simplified

All-in-one AI content platform — writing, design, video, and social media in one workspace

TextFreemium
235Sitebulb

Technical SEO crawler with visual audits — prioritized recommendations and site structure maps

Marketing / SEOPremium
236Smol Developer

Minimal AI developer agent — generate a complete codebase from a product spec in one shot

AgentsFree
237Sora 2

OpenAI's advanced text-to-video AI — generate realistic video from text prompts with temporal consistency

VideoPremium
238Sourcegraph Cody

AI coding assistant that understands your entire codebase — chat, autocomplete, and code search

Code / DevToolsFreemium
239Sourcegraph

Universal code search and intelligence — find, navigate, and understand code across all your repos

Code / DevToolsFreemium
240Sourcery

AI code review and refactoring for Python — instant PR feedback and quality enforcement

Code / DevToolsFreemium
241StarCoder2

Open-source code generation model — 15B parameters trained on 600+ programming languages

LLM FrameworksFree
242Steamship

Managed LLM app infrastructure — Python SDK for building and hosting AI agents

AgentsFreemium
243Stenography

Automated code documentation — AI writes docstrings and inline comments for your functions

Code / DevToolsPaid
244Surfer SEO

AI content optimization platform — SERP-driven outlines, NLP analysis, and content scoring

Marketing / SEOPremium
245Surge

AI-powered code review — automated PR reviews with actionable feedback

Code / DevToolsFreemium
246Sweep

AI software developer for GitHub — resolves issues and writes PRs automatically

Code / DevToolsFreemium
247Sweep

AI developer that writes PRs from GitHub issues — autonomous bug fixes and feature implementation

Code / DevToolsFreemium
248Tabby

Self-hosted AI coding assistant — open-source GitHub Copilot alternative with local model support

Code / DevToolsFree
249Text Generation WebUI

Feature-rich local LLM web UI by oobabooga — the power user's choice

LLM FrameworksFree
250Tome

AI presentation builder — generate narrative decks from prompts with live data and AI visuals

TextFreemium
251TruLens

LLM app evaluation and monitoring — measure quality and detect hallucinations in production

LLM FrameworksFree
252Unsloth

2–5× faster LLM fine-tuning with 70% less memory — free open-source training library

LLM FrameworksFreemium
253v0 by Vercel

AI UI component generator — React and shadcn/ui components from text prompts

Code / DevToolsFreemium
254Vercel AI SDK

TypeScript SDK for building AI-powered UIs — streaming chat, tool calls, and multi-modal in Next.js

LLM FrameworksFree
255vLLM

High-throughput LLM inference server with continuous batching and PagedAttention

LLM FrameworksFree
256Voiceflow

Visual AI agent builder — design, prototype, and deploy voice and chat AI experiences

AgentsFreemium
257Voyage AI

State-of-the-art embedding and reranking models — domain-specific retrieval APIs

LLM FrameworksFreemium
258Weights & Biases

ML experiment tracking, model registry, and LLM evaluation platform

LLM FrameworksFreemium
259Warp

AI-native terminal — intelligent command assistance, blocks, and team sharing

Code / DevToolsFreemium
260Weaviate

Open-source vector database with built-in ML model integration and hybrid search

LLM FrameworksFreemium
261What the Diff

AI pull request descriptions — automatically generate clear PR descriptions from code diffs

Code / DevToolsFreemium
262Windsurf

AI IDE by Codeium — Cascade agentic editor with multi-file editing and autonomous coding

Code / DevToolsFreemium
263Wix ADI

Wix Artificial Design Intelligence — AI-generated websites for small businesses

DesignFreemium
264Wordtune

AI writing and rewriting tool for clear, natural, confident prose

TextFreemium
265WriterZen

Keyword research, clustering, and topic discovery for SEO content strategy — from seed to content plan

Marketing / SEOFreemium
266Writesonic

AI writing and SEO content generation with real-time web access

Marketing / SEOFreemium
267Yoast SEO

WordPress SEO plugin with AI suggestions — real-time readability and meta optimization for 13M+ sites

Marketing / SEOFreemium
268You.com

AI search engine with real-time web citations — chat, research, and code assistance

TextFreemium
269Zed

Not publicly documented

Code / DevToolsPaid