A collective list of free APIs
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Open-source web crawler and scraper for LLMs and AI agents: any website into clean, LLM-ready Markdown. Run it yourself, or use Crawl4AI Cloud with one key. Join our Discord https://discord.gg/VuxzM8mtf
Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory with small models for free
🕸️ Web apps in pure Python 🐍
The open source AI engineering platform for agents, LLMs, and ML models. MLflow enables teams of all sizes to debug, evaluate, monitor, and optimize production-quality AI applications while controlling costs and managing access to models and data.
Universal SEO skill for Claude Code. 26 sub-skills + 19 sub-agents covering technical SEO, E-E-A-T, schema, GEO/AEO, agent readiness (Lighthouse Agentic Browsing, WebMCP, llms.txt), backlinks, local SEO, e-commerce, international SEO, Google APIs, and PDF/Excel reporting. 9 optional extensions for live SEO data.
Open-source, low-code AutoML platform for Python. PyCaret 4.0: sklearn-native engine + React control plane.
Meltano: the declarative code-first data integration engine that powers your wildest data and ML-powered product ideas. Say goodbye to writing, maintaining, and scaling your own API integrations.
Open-source live tracking, flight database and competition platform for soaring pilots
Open, source-backed catalog of computer-use agents: reviewed papers, GUI models, datasets, benchmarks, tools, and reusable JSONL/SQLite data.
No description provided by the repository host.
High-assurance AI data visualization IDE & analytics workbench. Natural language to charts with local ground-truth table verification.
The Harmony Python library: a research tool for psychologists to harmonise data and questionnaire items. Open source.
Turn CSV, Excel, and read-only databases into verified, editable business reports.
AI-Driven Full-Text Screening and Data Extraction for Systematic Reviews and Evidence Synthesis
Declarative data quality engine. Define checks in YAML, run anywhere.
A detective for your data. Zero-config data quality monitoring — works with dbt, Postgres, BigQuery, Snowflake. No YAML.