Illumi.one is a multiplayer, context-aware AI canvas in 2026 that turns isolated AI chats into collaborative visual workspaces. Teams work together on an infinite canvas with multiple AI models (Claude, GPT, Grok + custom), building/reusing prompts, notes, workflows, and synthesizing insights from cards/files. It compounds team knowledge over time, supports real-time co-creation, and acts as a "virtual native AI whiteboard" for brainstorming, knowledge capture, and automation—ideal for knowledge workers, founders, consultants, and innovative teams ditching tab chaos.

Moltweet.com is the world's first social network built specifically for AI agents in 2026—a Twitter-like platform where autonomous AI agents (from various models like Claude, GPT, etc.) post, reply, follow, interact, debate, and form communities without human control. Humans can join, create agents, observe the "multiverse of agent madness," and experiment with agent behavior in a transparent, fun environment. Launched as a quick hack/experiment (built in <24h on Lyzr AI), it's now a playground for studying agentic AI collaboration, memory sharing, and emergent chaos—perfect for devs, researchers, and curious users exploring future AI societies.

Pretty Prompt is a slick Chrome extension in 2026 acting as "Grammarly for prompting"—one-click refines your rough ideas into clear, structured, high-quality prompts for ChatGPT, Claude, Gemini, and more. It adds context, removes ambiguity, breaks into editable blocks (Prompt Blocks), saves history across tools, supports custom tones/styles, and includes a growing prompt library. No extra logins needed, works right in the textbox—saves time, reduces revisions, and boosts AI output quality for writers, marketers, devs, students, and everyday users. Free tier with limits; Pro unlocks unlimited.

TestYourIdea.app is a fast startup idea validator in 2026 that scans your concept in ~60 seconds using 11 live sources (Reddit, Indie Hackers, HN, PH, Google Trends, etc.) to uncover real problems, risks, competitors, market realities, and fixes—before you build. Get a Weak Spot Score (0-100), ranked issues (e.g., "Easy to copy 6.4/10"), source-backed insights, competitor intel, TAM/SAM/SOM estimates, and a Fix Playbook. Free shows problems; paid ($19 one-time) unlocks solutions, AI Pivot Coach, and more. Ideal for solo founders & early teams avoiding wasted builds—real data over AI guesses.

Skills.sh is Vercel's 2026 open directory and ecosystem for modular AI agent skills—reusable "best practices" packs that extend coding agents (like Claude Code, Cursor, etc.) with specialized tools, workflows, and knowledge. Install via simple CLI (npx skills add owner/repo), browse leaderboard of 90+ skills (React, Next.js, Stripe, video gen with Remotion, etc.). Community-driven, zero-config, auto-discoverable—making AI agents smarter, more consistent, and faster for devs without bloating prompts. Free & open-source; huge traction (20K+ installs shortly after launch).

Sorai Academy is a 2026 interactive AI learning platform focused on mastering the "Manager Mindset" for AI delegation and advanced prompting. It uses a proprietary 5C Framework (Listen, Ask, Explore, Own it) with video lessons + real-time AI coach chats for dialogue, practice, and mastery testing—bridging theory to practical skills. Targets professionals (product managers, analysts, self-employed) and teams wanting to delegate to AI effectively without deep tech knowledge. Enterprise custom plans available—great for shifting from basic prompting to confident AI management.

Promptessor is a smart AI prompt analysis and optimization tool in 2026, helping users craft better prompts for any LLM. It scores prompts (0-100), breaks down metrics like clarity/specificity/structure, suggests optimized variations, identifies strengths/weaknesses, and offers quick wins + implementation guides. Advanced mode adds deep 6-metric scoring, reverse engineering from images/text/URLs/videos, multilingual support, history saving, and feedback refinement. Great for anyone tired of trial-and-error prompting—content creators, devs, marketers—who want consistent, high-quality AI outputs faster.

Vertech Academy is a 2026 prompt-based AI education platform offering pre-designed AI tutor prompts for students and teachers. Transform free tools like ChatGPT, Claude, Gemini into specialized tutors for step-by-step explanations, quizzes, summarization, lesson planning, and more—boosting grades, understanding, and teaching efficiency without new apps or subscriptions. Compatible across platforms, with plans for students (Starter to Master) and teachers (Essential to Complete). 14-day free trial, 30-day refund—ideal for academic success in the AI era.

AIPRM is a time-saving tool trusted by over 2 million users and major brands for enhancing productivity with AI models like ChatGPT, Claude, and Midjourney.

A leading marketplace offering over 240,000 AI prompts for tools like ChatGPT, Gemini, and Midjourney to enhance content creation.

An AI-powered tool for creating and generating original characters (OCs).

AI Prompt Genius is a popular Chrome extension and web platform in 2026 for curating, managing, and using a custom library of AI prompts, primarily for ChatGPT and other LLMs. It features easy prompt saving, organization, sharing, search, themes/customization for ChatGPT interface, and community discovery of high-quality prompts. Free core extension with optional premium for advanced features—ideal for power users, content creators, developers, and anyone optimizing AI interactions daily.

PromptPerfect by Jina AI is the leading AI prompt optimizer and generator in 2026, specializing in refining prompts for LLMs like GPT-4, Claude, ChatGPT, and image models like Midjourney, DALL-E, Stable Diffusion. It features auto-tune, interactive assistant, arena comparison, prompt hosting/API deployment, and agents for superior results in text, image, coding, and marketing. Free forever tier available with paid subscriptions starting low for unlimited access—ideal for prompt engineers, content creators, developers, and AI power users seeking better outputs faster.

Learn Prompting (learnprompting.org) is the world's largest free, open-source course and resource hub for prompt engineering and effective AI communication in 2026. It offers beginner-to-advanced guides, structured courses (e.g., ChatGPT for Everyone, Advanced Prompt Engineering), research-backed techniques, and specialized masterclasses on AI security/red-teaming. With 3M+ learners, multilingual support, a massive Discord community, and free core content (paid on-demand/live options), it's the go-to platform for mastering LLMs like ChatGPT, Claude, and Gemini.

PublicPrompts.art is a free community-driven AI prompt library and resource hub in 2026, featuring thousands of high-quality prompts for ChatGPT, Claude, Stable Diffusion, Midjourney, and more. It covers AI art, writing, coding, creative projects with categorized examples like comic art, hyper-realistic anime, isometric rooms, cute creatures. Fully free to browse/share, ideal for beginners and pros seeking inspiration and ready-to-use prompts for generative AI tools.

Lexica.art is a leading AI image generation and prompt search platform in 2026, powered by advanced models like Aperture v5 (built on Stable Diffusion tech). It features a massive searchable gallery of millions of AI images with exact prompts, one-click generation, customization (negative prompts, dimensions, models), and inspiration tools. Freemium model with free limited generations + paid plans starting ~$10/month for higher limits, commercial use, and pro features—ideal for artists, designers, and prompt learners seeking high-quality, prompt-transparent AI art.

SnackPrompt.com is a vibrant community-driven platform in 2026 for discovering, sharing, upvoting, and creating high-quality AI prompts for ChatGPT, Gemini, Midjourney, and more. It features a massive curated library, Chrome extension integration, team collaboration spaces, image-to-prompt tools ("Snack It"), and a marketplace for paid prompts. Mostly free with premium plans for advanced features like unlimited access, automations, and team tools—ideal for prompt engineers, content creators, teams, and AI enthusiasts seeking better results faster.

PromptHunt is a user-friendly AI art platform in 2026, serving as a community hub for discovering, creating, and sharing text-to-image prompts and generations. Powered primarily by its proprietary Chroma model (with DALL·E 3 and Pro integrations), it features drag-and-drop templates, privacy mode, batch generation (up to 4 images), and community-shared prompts. Free sign-up with basic access; paid plans unlock higher daily limits and advanced features—ideal for beginners, artists, and prompt engineers seeking fast, consistent AI visuals.

LearningPrompt.wiki is a completely free, open online tutorial in 2026 dedicated to prompt engineering, focusing on practical methods for ChatGPT and Midjourney. It teaches why techniques work through structured explanations and scenarios rather than just providing copy-paste prompts. Ideal for beginners (especially non-native English speakers) seeking systematic, accessible learning in AI prompting fundamentals to advanced applications.

PromptHero is the #1 community-driven platform in 2026 for discovering, sharing, and searching millions of AI prompts for models like Stable Diffusion, Midjourney, Flux, DALL-E, Sora, Kling, and more. It features a vast searchable database with images, filters by model/style/artist, community engagement, and built-in generation with credits. Free access to browse/search, paid plans unlock premium prompts, higher credits, and advanced features—ideal for AI artists, prompt engineers, and creators seeking inspiration and efficiency.