Social media monitoring platform for tracking public discussions, media mentions, and audience sentiment.
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AccuRanker is an SEO rank tracking platform providing real-time data on tracked keywords, along with keyword research, competitor analysis, SERP analysis and reporting. AccuLLM tracks brand mentions, citations and sentiment across AI search tools such as ChatGPT, Perplexity, AI Overviews and AI Mode. The site states the platform includes unlimited users, domains and API calls.
Ahrefs is an AI marketing platform built on a proprietary web index, offering tools for SEO, competitive intelligence, content marketing, website performance, local SEO, social media and reporting. Its Brand Radar tracks brand mentions, citations and sentiment across AI chatbots. Subscription plans are Lite, Standard and Advanced, with an annual billing discount stated.
AssemblyAI provides voice AI infrastructure, including pre-recorded, realtime and synchronous speech-to-text APIs, a voice agent API, speech understanding features and guardrails. Features such as speaker diarization, summarization, sentiment analysis and PII redaction run on the same transcription request.
Stanford CoreNLP is a set of natural language analysis tools that take raw text and produce base word forms, parts of speech, named entities, normalized dates and numeric quantities, sentence structure and sentiment. It is an integrated Java framework licensed under the GNU General Public License v3 or later, with a 260 MB download requiring Java 1.8+.
Event Registry is a global news intelligence platform that collects and analyzes real-time news content from worldwide news publishers. It offers tools for media monitoring, event detection, trend discovery, sentiment analysis, and competitive intelligence, allowing users to search, summarize, visualize, and track news content and events of interest across 60+ languages.
Labelbuddy is an open-source desktop GUI application for annotating documents, developed on GitHub. According to its documentation, it can be used for tasks such as Named Entity Recognition, sentiment analysis and document classification. The documentation states that it works completely offline and that its database is an ordinary file. Import and export use JSON, JSON Lines or plain text formats.
LangKit is an open-source toolkit for monitoring large language models (LLMs). It extracts signals from LLM prompts and responses, and offers features such as text quality assessment, relevance metrics, and sentiment analysis to support LLM observability.
nlp.js is a JavaScript library for building chatbots and bots, developed by AXA Group. It includes features such as entity extraction, sentiment analysis, and automatic language identification. The library is open-source and hosted on GitHub.
TextBlob is a Python library for processing textual data. It offers a simple API for natural language processing tasks including part-of-speech tagging, noun phrase extraction, sentiment analysis, classification, and tokenization. The documentation lists features such as word and phrase frequencies, parsing n-grams, lemmatization, spelling correction, and WordNet integration. It builds on NLTK and pattern, and new models or languages can be added through extensions.
VaporLens summarizes Steam game reviews into pros, cons, performance notes and player sentiment to help players judge whether a game is worth buying. It offers a public API endpoint that returns summarized review analysis for a Steam app, and documents license conditions for that API.