Tools
Every Skill, MCP server, CLI and plugin in the directory. Filter by type, profession or tag, or search by keyword.
Profession: ML / AI +4
Pick one or more: resources that suit any of them are listed.
- ML / AI162
- Data engineering81
- Data analysis152
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- Customer support65
- Full-stack / Indie522
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Tags
Pick one or more: only resources carrying all of them are listed.
- data-analysis84
- python79
- customer-support37
- agent-development35
- database35
- llm35
- sql33
- anthropic32
- financial-analysis25
- knowledge-base25
- web-scraping25
- academic-writing24
- literature-search24
- market-data24
- scientific-computing24
- data-pipelines22
- rag22
- terminal22
- model-evaluation20
- spreadsheets20
There are more. Type to find them.
391 items

Feynman
CLIOpen-source research agent: one command runs literature reviews, deep research, paper reviews, paper-code consistency checks and replication plans, searching arXiv, PubMed and more with sources recorded. Good for grad students writing reviews. Run feynman setup to sign in to a model provider.
Companion-Inc/feynman10k
SQLFluff
CLILinter and formatter for 20+ SQL dialects that auto-fixes most issues and handles Jinja templating and dbt projects (dbt needs a plugin), suited to warehouse code review and CI.
sqlfluff/sqlfluff10k
AWS HealthLake MCP Server
MCPOfficial AWS MCP for managing FHIR health data in AWS HealthLake: CRUD, advanced search, full patient records, and import and export, with a read-only mode to prevent changes. Needs an AWS account, a paid HealthLake data store and local AWS credentials; clinical conclusions need professional review.
awslabs/mcp9.8k
Apache SeaTunnel
CLIDistributed data integration tool and Apache top-level project with 160+ connectors for batch, real-time and CDC sync. Define jobs in config files and run them on the built-in Zeta engine or on Flink or Spark. Requires Java.
apache/seatunnel9.8k
garak
CLINVIDIA's open-source LLM vulnerability scanner that probes for prompt injection, jailbreaks, data leakage, hallucination and harmful content, supporting OpenAI, Hugging Face, Bedrock and most REST-accessible models. Scanning cloud models needs their API keys.
NVIDIA/garak9.7k
PaperQA2
CLIHigh-accuracy retrieval-augmented Q&A over paper PDFs, text and Office documents, filling in citation metadata, checking retractions and attaching traceable sources to answers. Provides the pqa CLI and a Python library. Needs an LLM API key by default; local models can be configured.
Future-House/paper-qa9.5k
VisiData
CLITerminal tool for exploring and wrangling tabular data: opens dozens of formats including CSV, JSON, Excel and SQLite for filtering, sorting, pivots and frequency counts. --batch mode replays actions headlessly or converts file formats.
saulpw/visidata9.4k
Harness
PluginSay build a harness for this project and it designs a domain-specific agent team, generating subagent definitions, companion skills and orchestration, validates them and keeps evolving them from feedback. Supports workflow orchestration, persistent agent teams and subagent delegation.
revfactory/harness9.3k
Scientific Figure Making
SkillPublication-quality matplotlib plotting skill from a Yale PhD student: bar charts, trends, heatmaps and multi-panel figures with consistent fonts, colors and export settings, plus real plotting scripts from papers published in venues like Nature Machine Intelligence. Needs Python.
ChenLiu-1996/figures4papers8.9k
Atlas
CLIManage database schemas as code: declare the desired schema in SQL, HCL or your ORM and Atlas plans, lints and applies migrations, and can export existing databases as HCL, SQL or Mermaid ER diagrams. Supports PostgreSQL, MySQL and a dozen other databases.
ariga/atlas8.8k
jc
CLIConverts the output of 100+ commands such as dig, ps, ls and ifconfig, plus common file formats, into JSON so agents can parse it reliably with jq or scripts. Also usable as a Python library.
kellyjonbrazil/jc8.7k
MLX-Audio
CLIOffline speech toolkit for Apple Silicon Macs: CLI text-to-speech (including Chinese and voice cloning) and speech-to-text, for voicing lessons and explainer videos or transcribing lectures and interviews, with data staying local. Needs an M-series Mac and Python 3.10+; MP3 export needs ffmpeg.
Blaizzy/mlx-audio8.1k
dasel
CLIQuery, modify and convert JSON, YAML, TOML, XML, CSV, HCL, INI and more with one selector syntax, editing config files in place or converting between formats, handy for agents handling structured data in scripts. A single dependency-free binary that works much like jq or yq.
TomWright/dasel8.1k
Steampipe
CLIQuery cloud resources and SaaS APIs live with SQL: plugins map AWS, Azure, GCP, GitHub, Kubernetes and other services to tables you can select from directly, no ETL needed. A single binary with Postgres built in.
turbot/steampipe8k
stable-diffusion.cpp
CLIDiffusion model inference in pure C/C++: one sd-cli command runs SD, FLUX, Qwen Image, Wan and more locally to create or edit images and short videos, with Metal acceleration on Mac. No cloud needed; bring your own model weights and use a release binary or build from source.
leejet/stable-diffusion.cpp7.8k
Research Paper Writing Skills
SkillTurns Peng Sida's public research-writing notes into a skill: revises abstracts, introductions, methods and experiments of ML/CV/NLP papers from a reviewer's view, checks that each claim has experimental evidence, and runs a pre-submission self-check. Pure methodology, no API key.
Master-cai/Research-Paper-Writing-Skills7.8k
Firecrawl MCP Server
MCPScrapes web pages into Markdown or structured data, with full-site crawling, sitemaps, web search and interaction with dynamic pages. Maintained by Firecrawl; the cloud needs an API key (self-hosting is possible), and the keyless hosted endpoint only offers scrape, search and parse.
firecrawl/firecrawl-mcp-server7.7k
OpenAI Developers
PluginBuild with OpenAI best practices inside Codex: call the OpenAI API, build and deploy agents with the Agents SDK, create ChatGPT apps and prepare submission materials, and create API keys directly. Maintained by OpenAI; Codex only.
openai/plugins7.6k
Life Science Research
PluginOpenAI's official Codex plugin with about 50 skills that route questions to genetics, omics, pathway, protein structure, chemistry and clinical evidence sources, can split the work across parallel subagents, and synthesize sourced conclusions.
openai/plugins7.6k
Life Science Research
SkillOpenAI's official life-science skills: 49 skills query public databases such as UniProt, ClinVar, gnomAD and AlphaFold through Python scripts, with a router skill that breaks down questions, normalizes entities and compiles sourced evidence. Written mainly for Codex.
openai/plugins7.6k
Data Analytics
PluginOpenAI's official Codex plugin for answering product and business questions with data: metric anomaly diagnosis, KPI design, market sizing, dashboards and reports, notebooks and data quality checks. Connects to data warehouses and BI tools.
openai/plugins7.6k
Outlook Email
PluginOpenAI's official Codex plugin for Outlook mail: triages your inbox, summarizes threads, extracts action items, and drafts replies or forwards, for people who handle heavy email loads. Requires Codex with a ChatGPT sign-in and an authorized Microsoft account.
openai/plugins7.6k
Notion Knowledge Capture
SkillTurns conversations and notes into structured Notion pages such as team wikis, how-to guides, decision records and FAQs, linked to related pages. From OpenAI's official plugin repo (developer: Notion); needs the Notion MCP.
openai/plugins7.6k
Build Web Data Visualization
SkillOpenAI's official set of 18 web data visualization skills: chart selection and critique, D3, Canvas, Three.js, maps, statistical uncertainty, live dashboards, Gantt charts, UML and scrollytelling. Ships with a Codex plugin; installed alone, the plugin-level references are missing.
openai/plugins7.6k