AI Web Apps
Web apps with AI baked in — built for everything from journaling to research. Submitter-shipped products live here.
- 01→
Fern
Generate idiomatic SDKs, API docs, and Postman collections from an OpenAPI or AsyncAPI spec.
Freemium·web - 02→
Mintlify
Modern docs platform with AI search, auto-generated API references, and beautiful default styling.
Freemium·web - 03→
Firecrawl
API that crawls any website and returns clean LLM-ready markdown, including JavaScript-rendered pages.
Freemium·web - 04→
Browserbase
Headless browser infrastructure for agents — managed sessions, sticky proxies, and recordings.
Freemium·web - 05→
Tavily
Search API tailored for AI agents with optimised summaries and structured output.
Freemium·web - 06→
Brave Search API
Independent web index with an API tier — used by many AI agents for grounding and citations.
Freemium·web - 07→
Exa
Neural search API optimised for LLM retrieval — find content by meaning, not keywords.
Freemium·web - 08→
Perplexity Spaces
Shared research workspaces with custom knowledge sources for teams using Perplexity.
Freemium·web - 09→
Braintrust
Evaluation, prompt playground, and observability for LLM apps in production.
Freemium·web - 10→
Humanloop
Collaboration platform for prompt engineering, evaluation, and deployment of LLM features.
Paid·web - 11→
LangSmith
Observability and evaluation for LLM apps — traces, datasets, A/B testing, and feedback collection.
Freemium·web - 12→
Chroma
Embedded, AI-native vector database — pip install and embed inside your Python app.
Freemium·mac, win, linux, cli - 13→
Qdrant
Open-source, Rust-based vector database optimised for high-recall similarity search.
Freemium·mac, win, linux, web - 14→
Weaviate
Open-source vector database with hybrid search and generative module integrations.
Freemium·mac, win, linux, web - 15→
Pinecone
Managed vector database for RAG, semantic search, and recommendation at production scale.
Freemium·web - 16→
Google AI Studio
Free playground for the Gemini API with multimodal prompting, function calling, and JSON mode.
Freemium·web - 17→
OpenAI Platform
Developer console for the OpenAI API — playground, fine-tuning, batch jobs, and usage dashboards.
Paid·web - 18→
Anthropic Console
Dashboard for the Anthropic API — prompt workbench, model selection, and usage analytics.
Paid·web - 19→
Groq
Inference API powered by custom LPU chips — sub-100ms response for Llama, Mixtral, and DeepSeek.
Freemium·web - 20→
OpenRouter
Unified API gateway for 200+ LLMs across providers with usage-based billing on a single account.
Freemium·web - 21→
Hugging Face
Hub for ML models, datasets, and demos — the GitHub of open-source machine learning.
Freemium·web - 22→
LlamaIndex
Data framework for connecting LLMs to private data with chunking, indexing, and retrieval primitives.
Freemium·mac, win, linux, cli - 23→
LangChain
Most-used framework for building LLM applications with retrieval, agents, and chains.
Freemium·mac, win, linux, cli - 24→
Vercel AI SDK
TypeScript toolkit for building AI apps with streaming, tools, and provider-agnostic interfaces.
Free·mac, win, linux, cli - 25→
Convex
Reactive backend platform with AI agents and Chef — a no-code app builder built on Convex.
Freemium·web - 26→
Neon AI
Neon serverless Postgres with built-in SQL chat and natural-language schema migration.
Freemium·web - 27→
Supabase AI Assistant
Supabase's in-dashboard AI for SQL queries, schema design, and RLS policy generation.
Freemium·web - 28→
Castmagic
Podcast post-production with AI — transcripts, show notes, SEO titles, and social clips.
Paid·web - 29→
Midjourney Discord Bot
Original Discord-based interface for Midjourney image generation, still actively used by communities.
Paid·web - 30→
Khanmigo
Khan Academy's AI tutor — guided learning across math, writing, and science for students.
Paid·web, ios, android - 31→
Uizard
Turn hand sketches and text prompts into editable Figma-style designs with AI.
Freemium·web, ios, android - 32→
Figma AI
Figma's built-in AI for layer naming, prototyping, asset generation, and design suggestions.
Freemium·web, mac, win - 33→
Excalidraw AI
Hand-drawn-style whiteboard with AI-generated diagrams from text prompts.
Free·web - 34→
tldraw
Infinite whiteboard with experimental AI features that turn sketches into working apps.
Free·web - 35→
Airtable AI
AI fields and assistants inside Airtable bases for categorization, summarisation, and translation.
Freemium·web, ios, android, mac, win - 36→
n8n
Open-source workflow automation with native LLM nodes — self-host on your own infrastructure.
Freemium·mac, win, linux, web - 37→
Make
Visual automation platform with AI modules for OpenAI, Anthropic, and self-hosted LLMs.
Freemium·web - 38→
Zapier
Automation platform connecting 6,000+ apps, now with built-in AI actions and an agent builder.
Freemium·web