15,347 tools
Compare plans, free tiers and API access across thousands of AI tools — every fact carries its source and check date.
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Free planVideo
Karakeep is an open-source bookmark manager for links, notes, and images with AI tagging, full-text search, and apps for web and mobile. Cloud hosting adds paid tiers while self-hosting remains free with unlimited bookmarks on your own infrastructure.
Free planVideo
karaok-AI is an open-source karaoke player and editor that auto-builds lyric clips from audio using vocals extraction and speech-to-text timing. Downloads are offered for Windows, Mac, and Linux, with companion tools such as kaiDJ for party playback.
Free planEntertainment
Karaoke Eternal is a self-hosted karaoke party system with browser-based mobile queuing and a browser player supporting MP3+G, MP4 video, and WebGL visualizations. Guests join via QR codes while the server runs on your own hardware without ads or telemetry.
Free planCode
Karate Labs provides unified API, UI, and performance test automation built on the open-source Karate framework plus enterprise add-ons such as Karate Agent and async protocol testing. Products run on your infrastructure with IDE plugins, Xplorer desktop tooling, and governance-oriented enterprise packages.
Free planImages
KaraVideo is a text-and-image-to-video platform that bundles multiple AI video models behind credit-based subscriptions. Users generate clips from prompts or photos with parallel task limits, watermark-free exports on paid tiers, and character-consistency tooling.
Free planAssistant
Karax.ai is an agentic AI workspace that connects meetings, documents, and 800+ app integrations to automate workflows through Aura assistants. Plans span free starter access, multi-model Pro chat limits, and Business tiers with private models and advanced workflow builders.
Free tier unknownImages
Kardn is a creative social app for sharing art, writing, and film projects, then connecting and messaging with other creators. The site offers iOS and Android downloads plus a web beta for posting work and sending connection invites.
Free trialCode
Kardow is an AI job board builder that hosts boards, imports jobs, charges for listings, and provides analytics, newsletters, and employer accounts. Plans add white-label branding, APIs, and higher import credit limits for operators running paid niche job sites.
Free planAssistant
KardsAI turns PDFs, notes, images, and prompts into flashcard decks with quizzes and text-to-speech study modes on web and mobile. A free tier covers small uploads while Pro subscriptions raise page and word limits and remove ads.
Free planImages
KarmaGuy helps founders and marketers find fresh Reddit threads and draft four reply tones for human-reviewed posting. It scans chosen subreddits for recent posts, generates reply options, and tracks monthly reply quotas across Free through Business plans.
Free to startDeveloper Tools
KarmaKoders combines evidence-based security scanning with optional AI explanations of findings. A passive URL check can identify exposed behavior, while deeper repository or active checks require verified authorization. AI helps explain the recorded findings but does not change the deterministic security grade.
Free tier unknownAssistant
Karmen is an AI scheduling co-pilot for construction that builds and edits logic-linked schedules from project documents in a fraction of the usual time. The product targets teams translating specs and drawings into executable construction schedules.
Free trialImages
Kartiv generates ecommerce product photos, 360° videos, white-background shots, and marketing visuals for Amazon, Shopify, and Etsy sellers. Subscription plans meter monthly generations, product counts, and video downloads with a seven-day trial on paid tiers.
Free tier unknownVideo
Karumi is listed at karumi.ai, but automated fetch of the official homepage returned a Cloudflare Just a moment challenge without exposing product marketing text or pricing.
Free planAssistant
Kasava drafts product requirements from your real repositories, Gong calls, and Notion docs, then pushes action items to Linear or Jira. It targets PMs and engineers who want PRDs grounded in existing code and conversations instead of blank-page specs.
Free tier unknownAssistant
Kashikoi is a simulation platform for testing AI agents against realistic scenarios before production deployment. Teams connect custom agents, run customizable simulations, track success metrics, and use insights to improve prompts, models, and edge-case coverage.
Free tier unknownAssistant
Kastle deploys AI agents across the full loan cycle for banks and independent mortgage bankers, covering servicing, lending, collections, compliance, and loss mitigation. Agents operate 24/7 inside approved workflows connected to existing banking systems with compliance guardrails.
Free to startVoice
Katalog is an audio-first read-it-later app that saves article links, optimizes them for listening, and narrates them with enhanced AI voices. Paid tiers add Conversational Reading voice Q&A while metering saved articles and generated audio each month.
Free trialAssistant
Katalon is an end-to-end AI testing platform spanning Studio authoring, TestOps management, TestCloud parallel execution, and TrueTest production insights. Katalon AI generates cases, self-heals locators, and summarizes release readiness across web, mobile, API, and desktop apps.
Free tier unknownImages
Kater is a data workflow builder that combines a unified semantic layer with SQL to generate personalized reports and recommended next steps. The product targets executives and operators who need decision trees and insight analysis rather than static dashboards alone.
Free planMedia library
Kavita is a self-hosted digital library for comics, manga, EPUB, and PDF with built-in readers, OPDS, Docker deployment, and rich metadata. It targets readers who want fast, private media hosting with user management and annotation support.
Free planAssistant
Kavout provides AI investing research agents and tools such as InvestGPT, Smart Signals, and AI Stock Picker across stocks, ETFs, crypto, and forex. Plans bundle monthly research credits with expanding market coverage and portfolio features on higher tiers.
Free tier unknownResearch
Kaya lets users build a personal AI from their notes, essays, and knowledge bases, then chat with that AI or publish it at a custom domain. The marketing site emphasizes conversational learning, content creation, and customer-service style assistants trained on user-authored material.
Free trialAI coding terminal
kaya is a macOS and Windows coding terminal with AI chat and management for Claude Code, OpenCode, Kimi Code and Codex. Users can coordinate agents with mentions, manage task queues and inspect output beside a real shell. Paid access adds coding mode, built-in models and opt-in Feishu/Slack remote control.
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