Mermaid Chart
AI-assisted diagram creation using simple text syntax. Generates flowcharts, sequence diagrams, Gantt charts, and more from code.
Curated AI tools with free plans. No credit card required. Verified links and trust signals.
Every tool listed here offers a free tier or freemium plan. Browse by category, search by keyword, or jump to free tools for a specific task.
Each tool shows verification (how recently we checked the link), link health (whether the URL works), and trust (0–1, combining both). Verified + HTTPS = highest trust. Pending = not yet checked. Stale = last check was 1–3 days ago. Failed = over 3 days.
AI-assisted diagram creation using simple text syntax. Generates flowcharts, sequence diagrams, Gantt charts, and more from code.
AI tool that transforms text into visual diagrams, flowcharts, and infographics with one click.
AI workspace combining notes, tasks, and knowledge management with built-in AI writing assistance.
AI tool that automatically creates step-by-step process documentation.
All-in-one super note tool that combines outlines, databases, AI agents, and daily notes in a single powerful workspace.
Data-driven loyalty and engagement platform that rewards customers based on behavior and purchase history to increase retention.
Customer marketing platform for e-commerce with AI review generation, loyalty rewards, quizzes, and referral programs.
SMS marketing platform built for Shopify merchants. Uses AI to segment audiences and send personalized text message campaigns.
E-commerce marketing platform with AI-powered reviews, loyalty programs, SMS marketing, and subscriptions for DTC brands.
AI expense management app that auto-scans receipts, categorizes expenses, and submits reports for approval with one tap.
Microsoft business intelligence tool with AI visuals, natural language Q&A, automated insights, and seamless Office 365 integration.
AI-powered corporate card and spend management platform that categorizes expenses automatically and surfaces savings opportunities.
Retargeting and prospecting ad platform with AI audience segmentation and cross-channel campaign management for e-commerce brands.
Keyword research tool that visualizes search questions and phrases people type around any topic. Ideal for content planning.
AI features across HubSpot CRM including content generation, email personalization, predictive lead scoring, and chatbot building.
Browser extension that shows keyword search volume, CPC, and competition data directly in Google, YouTube, Amazon, and more.
Competitive intelligence platform that delivers real-time news, funding alerts, and company data on your competitors.
Digital intelligence platform for website traffic analysis, audience research, and competitive benchmarking across any industry.
AI workflow automation tool that connects web apps without code.
An AI code generation and assistance tool available as a VS Code extension, a standalone web app, and a browser extension that works inside any web-based IDE or coding platform. Its signature feature is code extraction from images: users can take a screenshot or photo of code shown in a video, presentation, book, or whiteboard, and Blackbox extracts the fully selectable, copyable code text automatically. This is particularly useful for developers following coding tutorials or learning from physical books. Additional features include real-time autocomplete, a conversational chat interface for code questions and debugging, a terminal command generator that converts plain English instructions into the correct shell commands, and a web search mode that retrieves current documentation and Stack Overflow answers and incorporates them into responses. Blackbox supports over 20 programming languages and integrates with GitHub for repository-aware context. Free tier is generous for individuals; Pro plan is $9.99/month for unlimited usage. Popular with students, self-taught developers, and professionals who work across multiple environments and need AI help outside of a single designated IDE.
Browse curated shortlists of free tools for specific tasks.