Open Source Llm
The best 50 Open Source Llm AI tools - Free & Paid
Explore 50 AI for Open Source Llm
LM Studio runs openāsource large language models locally on Mac (Māseries), Windows, and Linux, enabling private, offline inference. It offers commandāline and headless deployment, serverāside API, SDKs, a model hub, and LMāÆLink for remote model access.
Free
Mistral AI offers developers a platform for building cutting-edge generative AI models with a focus on performance and customization. Their models excel in reasoning tasks and benchmarks, providing flexible deployment options across infrastructures.
Freemium
LLM Selector filters openāsource large language models by use caseāchatbots, content, code, summarization, researchāwhile presenting benchmarks, training data, architecture, and deployment details. The interface updates regularly to aid researchers, developers, and product managers in dataādriven mo
Freemium
OpenLIT is an openāsource observability platform for largeālanguageāmodel applications, offering distributed tracing, realātime monitoring, model evaluation, prompt versioning, fleet telemetry, and a zeroācode Kubernetes operator to integrate with major LLM providers and vector databases.
Subscription
- $10/mo
Llama Tutor is an openāsource AI tutoring platform using LlamaāÆ3.1 and TogetherāÆAI. It creates custom lesson plans and explanations for users across education levels, supports many subjects, and offers realātime dialogue with adaptive sequencing and instant feedback.
Freemium
LLM Price Check aggregates LLM API models and provider details into sortable tables and a cost calculator, showing context windows, input/output cost metrics, and quality indicators to help developers and teams evaluate costāperformance tradeoffs.
Freemium
- $1
Falcon is an openāsource LLM family by the Technology Innovation Institute, spanning 0.09ā180āÆB parameters. It offers efficient FalconāH1 series, Arabic variants, multimodal Falconā3, and FalconāMambaāÆ7B, all under permissive licenses.
Free
BenchLLM evaluates languageāmodel applications via API or CLI, running JSON/YAML test suites with automated, interactive, or custom strategies. It supports OpenAI, LangChain, and any API, detecting regressions, generating reports, and visualizing results for continuous QA.
Freemium
LLM Pricing Comparison lets developers and businesses compare token costs, context lengths, and modalities for major largeālanguage models. An interactive calculator estimates application expenses based on input/output token volumes, helping teams budget AI workloads accurately.
Freemium
LLM Pulse tracks brand visibility and search presence across LLMs (ChatGPT, Perplexity, Google AI), offering prompt tracking and suggestions, citation analysis, visibility scoring and competitor benchmarking, sentiment and response inspection, plus API and reporting exports.
Free trial
Openāsource AI codeāreview platform that plugs into GitHub, GitLab, Bitbucket, and Azure DevOps at the pullārequest level. Modelāagnostic, it runs custom rule sets, tracks technical debt, and delivers realātime metrics without storing source code.
Freemium
Inception Labs' diffusion-based large language models (dLLMs) offer faster, more efficient, and cost-effective text generation than traditional autoregressive models. With built-in error correction, multimodal support, and structured output control, they excel in function calling and complex data ge
Freemium
Llama.cpp is an open-source tool for efficient inference of large language models. Run open source LLM models locally everywhere.
Free
LLMChat is an AI chat tool that offers a beta version experience with diverse AI models, personalized memory, custom assistant creation, and privacy-focused locally stored conversations. Explore features like plugin integration, tailored preferences, and prompt examples for various tasks.
Free
Llama is a local AI tool that enables users to create customizable and efficient language models without relying on cloud-based platforms, available for download on MacOS, Windows, and Linux.
Free
LLMOps Space is a global community for LLM practitioners, offering curated content, discussion forums, event recordings, and resources on production deployment, fineātuning, observability, and search optimization, plus networking via Discord and newsletters.
Freemium
Llama Family is an extensive AI platform featuring versatile llama models for multiple applications. It promotes open collaboration, democratizing AI access, with notable offerings including the popular Llama open-source model and Atom mega-model for enhanced Chinese language processing capabilitie
Freemium
Portkey is an LLMOps platform offering a unified API and model catalog with observability, guardrails, RBAC, audit logs, prompt management, caching, routing and PII redaction to simplify multi-model integration, governance, monitoring, and cost optimization.
Free
- $49/mo
llmarena.ai offers side-by-side LLM comparisons across major providers, showing specs like context window, output capacity, modality and routing options. Filters and role-based categories help developers, ML engineers, product managers and researchers select suitable models.
Freemium
An open-source LLM-based research assistant tool that enables users to converse with research papers.
Paid
OpenL Translate converts text, PDFs, images, and audio into 100+ languages, supporting dialects and emojis. Fast mode delivers short translations; Advanced mode offers precision for legal documents. It handles 150k characters and 40 scanned PDFs daily, processing locally for privacy.
Subscription
Upstage AI delivers enterprise LLMs and document-processing tools: low-latency and Japan-specific models, PDF/OCR parsing, structured information extraction, centralized search and Q&A with citations, REST/AWS/onāprem deployment, and team collaboration for review.
LLM SEO Monitor tracks keyword rankings and AI-generated SERP results across ChatGPT, Claude and Gemini, highlights content gaps and ranking opportunities, provides competitor analysis, automated alerts, exportable reports and API integrations for workflow automation.
- $0.5
RunLLM is an AI platform that automates incident investigations by querying observability tools, correlating telemetry, and delivering root-cause analyses. It generates live runbooks and remediation recommendations to accelerate MTTR and create an auditable history of incidents.
Freemium
LMQL is a Pythonābased language that enables modular, constraintādriven prompts for large language models. It supports nested queries, typeāenforced outputs, and runtime distribution checks while switching between backends such as llama.cpp, OpenAI, and Hugging Face.
Freemium
Aleph Alpha offers specialized large language models built on EU infrastructure, trained on domaināspecific data for legal, administrative, industrial, and scientific use. It ensures data sovereignty, compliance, and realātime workflow integration for secure AI in public, manufacturing, and defense
Freemium
Open Knowledge Maps is an AI search engine that visualizes scientific literature across disciplines, clustering related papers to reveal topic connections and trends. It supports varied document types, offers highāquality metadata, multilingual browsing, and openāsource integration.
Freemium
OpenManus is an open-source framework for building AI agents, offering flexibility and ease of use. It supports RL-based tuning methods like GRPO, allows LLM API configuration, and enables customizable AI-driven workflows with minimal setup, fostering community contributions.
Free
Code Snippets AI indexes full codebases to deliver contextual insights, autoāgenerated comments, and precise snippet recommendations. It tracks LLM usage, supports multiāmodel chat, offers roleābased collaboration, and integrates with macOS and Windows via API.
Freemium
- $8/mo
Unstract is an openāsource, noācode platform that automates structured data extraction from unstructured documents using LLMs. It features reusable prompts, HumanāinātheāLoop verification, and dualāLLM hallucination mitigation for secure, compliant use across finance, insurance, and healthcare.
Freemium
LLMWare AI installs a lightweight client on PCs, providing instant access to 100+ AI models optimized for Intel and Qualcomm hardware. It supports RAG, autoātunes weights, runs locally without WiāFi, and offers an admin console for monitoring, scaling, and audit logs.
Freemium
NOF1 is an AI trading platform linking multiple LLMs to live market execution, model chat logs and a public leaderboard, enabling transparent benchmarking, realātime P&L, chaināofāthought review, strategy-mode analytics and time-series performance charts.
Subscription
Unsloth Studio is a no-code web UI enabling local training, running, and exporting of open AI models like Qwen3.5 and NVIDIA Nemotron 3, simplifying experimentation for users without extensive technical expertise.
Free
Open Notebook is a self-hosted, open-source notebook for private LLM workflows, supporting over 16 AI providers. It enables multi-modal content management, vector search, and contextual chat with full data sovereignty for research and development teams.
Freemium
Latitude offers endātoāend observability for LLM deployments, recording inputs, outputs, and context. It enables manual annotations, automated error grouping, continuous evaluation, and prompt optimization with GEPA. OTEL telemetry and SDK integrations support major model providers.
Freemium
- $299/mo
Acuration IQ transforms internal and openāsource data into market research, partner discovery, and proposal drafts using a contextāaware LLM. It delivers automated partner matching, data analysis, and instant PDF/Excel/Word/CSV/JSON reports, deployable locally or via LLMaaS.
Freemium
OpenAgents is an open-source framework for building and operating scalable, interoperable AI agent networks. It provides tools to launch, connect, and orchestrate agents with live monitoring, enabling collaborative applications and workflows.
Freemium
OpenCode.ai is an open-source AI coding agent that runs directly in your terminal, IDE, or desktop. It connects to 75+ LLM providers, supports offline use, and enables multi-session collaboration for code review and debugging.
Free
LLMChess lets users play White against a GPTādriven engine (GPTā3.5āTurbo or GPTā4) with start/stop controls and a log pane. It offers unārated, platformārated, and FOAārated games, tournaments, and training tools like puzzles and postāgame analysis.
Freemium
Web2llm converts web documents into structured Markdown files, extracting relevant content while omitting extraneous elements. Users can input multiple URLs, and the tool organizes individual files and provides summaries in a dedicated 'docs' folder.
Freemium
Copyleaks delivers AI text and image detection, plagiarism checking, grammar correction, and text moderation in 30+ languages. It integrates via API, LMS, browser extensions, and Google Docs, supports major LLMs, and ensures secure, compliant workflows for education and enterprise.
Free
- $13.99/mo