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Apify

Apify Technologies s.r.o. · Data collection & crawling

In-depth entry

Cloud platform and marketplace for running web-scraping and automation programs (Actors), with storages, proxies, scheduling, an API and an MCP server for agents

Apache-2.0FreemiumUsage-basedNov 2, 2026

Hugging Face Hub

Hugging Face · Training & fine-tuning

In-depth entry

Hosting platform for open models, datasets and Spaces demo apps built on git repositories and Xet storage, with Inference Providers, Endpoints, Jobs and an open-source Python client and CLI

MixedFreemiumPaidLocalNov 2, 2026

Langfuse

Langfuse (part of ClickHouse, Inc. since January 2026) · Prompting, evaluation & observability

In-depth entry

Open-source LLM observability and evaluation platform: tracing, LLM-as-judge and human evals, prompt management, datasets and cost dashboards, self-hostable or as Langfuse Cloud

MITOpen sourceFreemiumSelf-hostedNov 2, 2026

LangGraph

LangChain, Inc. · Agent frameworks & orchestration

In-depth entry

Low-level orchestration framework and runtime for stateful, long-running agents expressed as graphs, with durable execution, checkpointing, human-in-the-loop and streaming

MITOpen sourceFreeLocalSelf-hostedNov 2, 2026

LM Studio

Element Labs, Inc. · Local LLM inference & serving

In-depth entry

Proprietary desktop app for discovering, downloading and running local LLMs with llama.cpp and MLX engines, a chat UI, an OpenAI-compatible server, CLI, SDKs and a headless daemon

ProprietaryFreemiumPaidLocalBroken

Qdrant

Qdrant Solutions GmbH · Vector databases

In-depth entry

Open-source vector search engine written in Rust with filterable HNSW indexes, sparse and multi-vector support, REST/gRPC APIs and a managed cloud

Apache-2.0Open sourceFreemiumLocalSelf-hostedNov 2, 2026

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