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Codecademy's Data Scientist: Machine Learning Specialist Career Path is a beginner-level course covering Python 3, SQL, pandas, scikit-learn, Matplotlib, and TensorFlow. The path is listed as taking 95 hours on average and includes 59 projects with no prerequisites, and is described as teaching analysis of data, drawing predictions with machine learning, and building neural networks.
A Neural Network Playground is a browser-based educational visualization created by Daniel Smilkov and Shan Carter for experimenting with a real neural network. Users adjust controls to explore how a network learns from data. The project is open sourced on GitHub under the Apache License so its features can be tailored to a topic or lesson.
Dexed is a multi-platform, multi-format plugin synthesizer closely modeled on the Yamaha DX7. It also works as a MIDI cartridge librarian and manager for the DX7, with 144 DAW-automatable parameters and support for DX7 SysEx input and output. It is free software licensed under GPL v3 and is available for OS X, Windows and Linux in VST, AU and LV2 formats.
Evaligo is a visual drag-and-drop AI workflow builder platform that includes built-in A/B testing capabilities. Users can construct workflows combining prompts, agents and tools, run them across multiple AI models, score outputs using blind AI judge panels, compare performance metrics including quality, cost and speed per output, train per-input model routers, and deploy any workflow as an API. A free plan with no credit card requirement is offered.
GaussianProcesses.jl is a Julia package for Gaussian Processes that allows fitting exact Gaussian process models when observations are Gaussian distributed about the latent function. The main GP function fits Gaussian and non-Gaussian data, and parameters can be estimated by maximizing the log-likelihood or sampled with Hamiltonian Monte Carlo.
GPTZero is an AI content detection tool that accepts pasted text and returns an overall AI score with sentence-by-sentence detection. Its Authorship feature offers writing replay in Google Docs, replaying edits, flagging copy and pastes and grading typing patterns. A team plan includes shared credits, unified billing and seat management at 500,000 words per member per month, with card payment only.
A portfolio page for Greg (Grzegorz) Surma that lists side projects related to machine learning, computer vision, self-driving cars and iOS development. It indexes apps and experiments, including AI avatars, image filters, depth estimators, a CNN explainer and games, with the tools and platforms used for each.
Hypernets is a general AutoML framework for building automatic optimization tools for machine learning frameworks and libraries, including tensorflow, keras, pytorch, sklearn, lightgbm and xgboost. It offers an abstract search space representation covering hyperparameter optimization and neural architecture search, with optimization algorithms such as evolution algorithm and Monte Carlo tree search.
A first-person essay by former writing and literature teacher Victoria Livingstone describing why she left teaching, citing students' reliance on large language models such as ChatGPT for drafting and revising written work. The piece discusses pedagogical attempts to address AI use and the difficulty of evaluating AI-revised text.
iColoring is a free, no-sign-up AI coloring page generator that creates watermark-free, high-quality printable coloring designs from text or photos. Its tools include photo-to-coloring page conversion with Classic, Cartoon and Pencil Sketch styles, text-to-coloring page generation, bulk and coloring book generation, and built-in coloring features. The platform also offers more than 825 free printable coloring pages and prompt ideas, and supports multiple languages.
Markov chain Monte Carlo (MCMC) for Bayesian analysis in Julia.
Product Manager Skills is an open-source resource hosted on GitHub, created for use with AI coding tools including Claude Code, Codex, Cursor, and Windsurf. It provides support for product management tasks such as diagnosing SaaS metrics, critiquing product requirement documents, planning product roadmaps, running discovery work, and coaching product managers through career transitions.
The Prompt Engineering Roadmap on roadmap.sh is a community-created step-by-step guide for learning prompt engineering in 2026. Roadmap.sh is an open-source platform that provides developer career roadmaps, learning resources, best practices, and projects, and is the 6th most starred project on GitHub with hundreds of thousands of monthly visitors.
Q, ChatGPT for Slack is an officially approved Slack app powered by OpenAI. Users interact with it using @Q in channels or without @Q in direct messages, and it offers plugins such as Google search and document search. It includes a 14-day free trial with no credit card required.
RambleFix turns rambling voice notes into polished emails, articles, and summaries. It is available on web, iPhone, and Mac, and a free tier includes 1,000 words every month with no card required.
SillyTavern is a locally installed user interface for interacting with text generation LLMs, image generation engines and TTS voice models. It began in February 2023 as a fork of TavernAI 1.2.8 and is built around character cards, collections of prompts that set the behavior of the LLM. It is free and open-sourced.
SuperDataScience is a podcast hosted by Dr. Jon Krohn that covers topics in machine learning, artificial intelligence, data science, and data careers. New episodes are released every Tuesday and Friday.
A collaborative guide from Nintendo Homebrew's Discord community for moving a stock Switch to Atmosphère custom firmware. It covers terms, homebrew, custom operating systems, requirements and what the install enables. The estimated completion time is one hour, and device backups may take ten to thirty minutes depending on the model and microSD card.
Text to LinkedIn Translator is a translation tool accessible through Kagi Translate. It uses powerful AI models to instantly and accurately translate content between any languages, including for LinkedIn. A free Kagi account includes a monthly translation allowance with no payment card required. The paid Translate Individual plan costs $8 per month plus tax, granting full access to all features under a fair use policy. Included features are text and document translation, proofreading, audio transcription, a browser extension, multiple translation quality modes, and alternative translations with word insights.
Traffic Simulation is a web-based microsimulation tool for modeling traffic flow dynamics. It includes modules for onramp flow, car-following behavior, and lane-changing behavior, with offline source code available on GitHub.
WFGY is an open-source project focused on AI reasoning, retrieval-augmented generation, AI agents, and real-world workflows. It is developing the WFGY 5.0 Polaris Protocol, and currently includes components such as the Problem Map, Global Debug Card, 4.0 version, and CFV Easter Egg.
