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kwrds.ai is an SEO keyword research tool. It generates keyword lists using Google autosuggest, provides real-time People Also Ask questions from Google, and analyzes search volume and potential traffic. A topic research tool uses AI for content ideas. The site lists a free tier and a paid plan at $39 per month, billed annually.
Kyso was a universal aggregator for all research formats that ceased operation on September 31, 2023, and is now maintained as an open source project. It launched in 2018 to help the data science community share insights and address collaboration challenges across varied workflows and tools, with an initial focus on Jupyter Notebooks. During its operation, it served thousands of users and hundreds of organizations.
L2BEAT tracks specialized crypto metrics such as networks, unlocks, staking, or tokenized assets.
LAION, the Large-scale Artificial Intelligence Open Network, is a non-profit organization that provides datasets, tools and models to support open machine learning research. Its offerings include the LAION-400M dataset of 400 million English image-text pairs, LAION-5B of 5.85 billion multilingual CLIP-filtered pairs, and the CLIP H/14 vision transformer model.
Integrate with providers using LangChain Python.
An R package that creates interactive Leaflet maps using the Leaflet JavaScript library and htmlwidgets. Maps can be used from the R console, RStudio, Shiny applications and R Markdown documents. It is linked to the open-source Leaflet JavaScript library for interactive maps.
A guide that introduces data processing and cleaning in JavaScript, teaching how to load, modify and transform data using JavaScript libraries. It covers tasks geared around preparing data for further analysis and visualization, demonstrated with core JavaScript API, d3.js and lodash. It assumes some basic knowledge of JavaScript.
Analyzes structured data and helps produce queries, insights or visualizations.
Left on Read is a macOS desktop app that provides analytics and productivity tools for text messages, including revisiting messages, group chats and words of the year. It can schedule messages, send response reminders and manage an inbox. Texts are analyzed locally, and the software is open-source and runs offline. It is free to try.
Lengualytics is a tool for learning languages with comprehensible input. It lets users track hours spent on YouTube, reading, gaming and podcasts, and offers detailed analytics of comprehension progress. The site states it does not teach a language itself. Free to start.
Levity is a platform for building and scaling AI automations for logistics workflows. It offers tools for analyzing email data, building automations, integrating with everyday tools, and scaling through visibility and human oversight. It is described as Communication Intelligence for the global supply chain.
LibreCrawl is a free, open-source SEO crawler offered as an alternative to Screaming Frog. It performs technical audits covering meta tags, schema markup, hreflang, social tags and PageSpeed metrics, and integrates Playwright for JavaScript rendering of single-page applications. The project is MIT-licensed and can be self-hosted, with CSV, JSON and XML exports. A REST API provides programmatic control of crawls.
Lighthouse Rich Result Checker helps create or test structured data, schema markup, and rich-result eligibility.
linkok.com is a broken link checker that scans a website periodically and emails a report summary with a link to the full report. It retries after temporary errors to reduce false positives. A free plan covers a website with up to 100 pages on monthly scans.
Live Coin Watch is a cryptocurrency price and portfolio tracker. It provides live cryptocurrency prices, historical charts, and coin market data from crypto exchanges, including volume, liquidity, and orderbooks. The site also lists coins ranked by market cap.
Livecounts.io displays live follower, subscriber, view and like counts for creators on YouTube, TikTok, Twitter/X, Twitch and Kick. Users enter a username and the site updates counts on screen every few seconds. A compare page places two accounts side by side.
LLM Explorer is a directory of open-source language models and AI agents. It lists 150 AI agents and 64,811 open-source large and small language models, grouped into categories with benchmarks and analytics.
LLM Optimizer applies AI to data analysis, extraction, visualization, or business intelligence.
LocalFalcon tracks rankings, SERP visibility, and keyword performance across search results.
LochBot is a free prompt injection vulnerability checker. It analyzes a pasted system prompt against 31 documented injection attack patterns in 7 categories and returns a security score with fix suggestions. The analysis runs client-side in the browser. Results can be exported as JSON.
Loic Tetrel is a blog about computer science and data science topics. Posts cover subjects such as enabling GPU acceleration in Windows 11 Hyper-V virtual machines, using Android TV without a Google account, and Windows/Linux dual-boot.
A blog by Louis Dorard offering practical advice on applying machine learning. Posts cover the Machine Learning Canvas, the Prediction Task Canvas, an investor's approach to ML projects, choosing machine learning APIs, and trusting AI with important decisions.
LSIGraph is a semantic and LSI keyword generator offering keyword research, a SERP analyzer, a content writer and a planner. The site states that LSIGraph is now SurgeGraph, an AI writing tool for humanized, SEO-optimized content, and directs visitors to SurgeGraph for the latest features and pricing.
LunarCrush analyzes social media conversations to measure real-time sentiment and social volume across over 40 categories, including crypto, stocks, sports and brands, drawing on X, Reddit, YouTube and TikTok. Its plans provide access to Discover, LLM integrations and an API, and a free account offers market data and short-window sentiment.
