LOVO
generalText-to-speech with 500+ voices in 100 languages
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General LLM tools include frameworks, APIs, evaluation utilities, and infrastructure specifically built around large language models. This category covers 369 tools that help developers build, test, fine-tune, and run applications on top of LLMs, from embedding calculators to full model-serving platforms.
StealthWriter
generalRewrite AI-generated text to sound human
Magiclight.AI
generalTurn text prompts into AI-generated videos
Superwhisper
generalVoice-to-text for Mac, Windows, iOS
Tolgee
generalApp translation with full context and human review
Letterly App
generalVoice-to-text transcription for notes and messages
Tiptap
generalOpen-source rich text editor framework with extensions
HideMyAl
generalMake AI-generated text sound human and undetectable
HumanizeAI Tools
generalMake AI text read more naturally
Podcraftr
generalAutomate podcast editing and social clips
EssayFlow
generalAI essay writing tool for students and professionals
Free AI Logo Maker
generalGenerate custom logos from text
TakeNote
generalCapture financial adviser meetings with FCA-compliant notes
Vidboard AI
generalAI video maker and editor
Text to Speech.im：Convert Text to Speech Free Online
generalText to speech conversion
Lyrics to Song AI Generator
generalTurn lyrics into full songs with genre and mood control
Transcribe to Text Audio & Video
generalConvert audio and video to text transcripts
Image to Prompt AI
generalConvert images to detailed text prompts instantly
a0.dev
generalAI-powered mobile app builder
YouMusic.AI
generalGenerate original music tracks from text descriptions
txtpad.io
generalMinimalist text editor with cloud sync
ClipLab
generalTransform story ideas into short-form videos
Humanize AI
generalHumanize AI text for free without signup
Wisp
generalHeadless CMS for Next.js applications
This is a technically focused category aimed primarily at developers and ML engineers. Tools like Cognee and UpTrain address retrieval-augmented generation (RAG) pipelines and model evaluation, while platforms like Dstack and PeriFlow handle compute infrastructure for training and inference. Embedding Similarity Calculator and similar utilities fill narrow but useful gaps in LLM development workflows. OpenAssistant and Cerebras-GPT represent open-source or open-weight models that developers can run or fine-tune directly. When comparing options, consider whether a tool is model-agnostic or tied to a specific provider, and whether it supports the models you are already using. Latency, throughput, and cost-per-token are the metrics that matter most for production workloads. Evaluation tools are often underinvested in early projects but become critical once you are shipping to users. Many tools here are open source with paid managed versions, while others are closed SaaS products with usage-based pricing.