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MustHave.ai

Good tools. Better possibilities.

Discover AI tools and web apps. Find the right fit, hear from users, and keep up with what’s new.

The MustHave seal explores tools with a magnifying glass and compass.

A little curiosity goes a long way.

Find your next useful tool

187 tools

Editorial picks first, then more tools to explore.

Character.AI

Chat with and create conversational characters for storytelling, role-play, and entertainment; optional c.ai+ features are separate from free access.

AI AssistantsFree; optional c.ai+ subscription

Chatsonic

Writesonic’s marketing-focused AI chat and agent workspace for research, content creation, and connected publishing workflows.

AI AssistantsFree basic access; paid Writesonic plans

Chroma

A developer-focused search database for vectors, documents, and metadata, with local and hosted deployment options.

CodingFree open source; cloud usage-based

Claude Code

Claude Code is Anthropic’s coding agent for the terminal. It can inspect a repository, edit files, run commands, explain code, and help carry a task from diagnosis to a tested change.

CodingProductivityPaid Claude plans or usage-based API

Clay

Build go-to-market data workflows that combine enrichment providers, research agents, signals, and outreach actions.

MarketingFree tier; paid Actions and Data Credits

Cloudflare Workers AI

Run supported AI models through Cloudflare’s serverless GPU network from Workers or the Cloudflare API.

CodingFree allocation; usage-based above it

Codeium

Codeium was an earlier name in the Windsurf product line, now Devin Desktop. Check the current editor, agent features, and Devin plans rather than legacy Codeium pricing.

CodingLegacy name; current Devin plans include Free and Pro

Cody

Cody is an artificial intelligence (AI) tool that operates like an employee trained on a custom-created business knowledge base.

ProductivityResearchLegacy plan details; verify current access with Sourcegraph

Cohere

Cohere is a leading AI platform for enterprise.

WritingFree trial API key; production usage-based

ComfyUI

Build repeatable image and video generation workflows by connecting models and processing steps in a node graph.

ImageFree open-source software; compute varies

Continue

Open-source AI coding assistant that plugs into VS Code and JetBrains IDEs.

CodingFree

Copy.ai

Copy.ai is an AI-powered copywriting tool that helps businesses create professional, high-quality copy that sells.

WritingChat $29/month; $24/month billed annually

Copyleaks

Scan text for potential plagiarism and AI-generation signals, with credit-based plans, an API, and education integrations.

WritingPaid personal plans from $16.99/month; enterprise quote

DALL·E

DALL·E is OpenAI’s retired image-model family. This listing is retained as a legacy reference; use current GPT Image tools and pricing for new work.

ImageRetired model; use current GPT Image pricing

Deepgram

Speech-to-text, text-to-speech, and voice-agent APIs for applications that process or generate spoken audio.

AudioUsage-based; plans vary by API

DeepL

Translate text and documents, refine writing, and add language workflows through paid plans or an API.

WritingFree access; paid plans and API

DeepSeek

DeepSeek provides a free AI chat experience and low-cost developer APIs for reasoning, coding, long-context analysis, structured output, and tool-enabled applications.

AI AssistantsCodingFree chat; usage-based API

Devin

Autonomous software engineering agent from Cognition for multi-step coding tasks.

CodingPaid plans