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hacktoberfest GitHub repositories

Explore 66 tracked GitHub repositories tagged hacktoberfest. Compare their recorded star activity and implementation languages, then follow related topics to find other projects.

Snapshot: 2026-10-28. The collection gained 352 stars since the previous daily snapshot.

Tracked repositories: 66
Total stars: 746,998
Stars gained · 7 days: +2,230
Stars gained · 30 days: +8,235

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Star activity for hacktoberfest repositories on this page
Repository	Total stars	Today	7 days	30 days
alexgaoth/awesome-reverse-engineered	847	+84	+246	+246
huggingface/transformers	168.3K	+43	+336	+1,523
gitleaks/gitleaks	30.4K	+40	+242	+888
github/awesome-copilot	40.5K	+31	+242	+1,024
comet-ml/opik	23.0K	+27	+189	+714

Explore repositories

Showing 1–50 of 66 tracked repositories.

alexgaoth/awesome-reverse-engineered

Don't reverse engineer it twice. 16,000+ open-source tools built by reverse engineering closed apps, APIs, devices, protocols, file formats, games and AI tools. Search site + agent skill + MCP server, refreshed nightly.

★ 847+84 todayPython

ai-agents claude-code

huggingface/transformers

🤗 Transformers: the model-definition framework for state-of-the-art machine learning models in text, vision, audio, and multimodal models, for both inference and training.

★ 168.3K+43 todayPython

llm machine-learning

gitleaks/gitleaks

Find secrets with Gitleaks 🔑

★ 30.4K+40 todayGo

github/awesome-copilot

Community-contributed instructions, agents, skills, and configurations to help you make the most of GitHub Copilot.

★ 40.5K+31 todayJavaScript

comet-ml/opik

Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive tracing, automated evaluations, and production-ready dashboards.

★ 23.0K+27 todayPython

tesseract-ocr/tesseract

Tesseract Open Source OCR Engine (main repository)

★ 77.2K+24 todayC++

machine-learning hacktoberfest

srbhr/Resume-Matcher

The #1 AI Harness for Building Resumes, PDFs, Cover Letters & more, locally with 100+ LLMs support.

★ 28.9K+18 todayPython

machine-learning typescript

roboflow/supervision

We write your reusable computer vision tools. 💜

★ 51.4K+9 todayPython

machine-learning deep-learning

Arindam200/awesome-ai-apps

A collection of projects showcasing RAG, agents, workflows, and other AI use cases

★ 16.6K+7 todayPython

eosphoros-ai/DB-GPT

open-source agentic AI data assistant for the next generation of AI + Data products.

★ 20.2K+6 todayPython

huggingface/huggingface_hub

The official CLI and Python client for the Hugging Face Hub.

★ 4.0K+6 todayPython

machine-learning deep-learning

JuliaLang/julia

The Julia Programming Language

★ 49.2K+6 todayJulia

machine-learning hacktoberfest

CodeBoarding/CodeBoarding

Interactive architecture diagrams for codebases

HelpCode-ai/anythingmcp

MCP gateway for AI agents: turn any REST/OpenAPI, GraphQL, SOAP or SQL API into MCP tools. 560 ready-made connectors (SAP, ERP, e-commerce) with RBAC, SSO, audit logs and a knowledge graph.

academic/awesome-datascience

:memo: An awesome Data Science repository to learn and apply for real world problems.

★ 30.2K+4 todayUnknown

machine-learning deep-learning

evidentlyai/evidently

Evidently is an open-source ML and LLM observability framework. Evaluate, test, and monitor any AI-powered system or data pipeline. From tabular data to Gen AI. 100+ metrics.

★ 8.0K+4 todayJupyter Notebook

llm machine-learning

argoproj/argo-workflows

Workflow Engine for Kubernetes

★ 17.1K+4 todayGo

machine-learning hacktoberfest

JayPokale/Chisle

Cut your AI coding agent's token bill on three axes: terse prose, YAGNI-first code, and tool-output compression. Claude Code, Pi, Cursor, Codex, Gemini + 4 more. Zero deps, published benchmarks including the runs it loses.

kserve/kserve

Standardized Distributed Generative and Predictive AI Inference Platform for Scalable, Multi-Framework Deployment on Kubernetes

EvotecIT/OfficeIMO

MIT-licensed, COM-free .NET libraries for creating, reading, editing, converting, rendering, and extracting Office, PDF, email, OneNote, and text formats.

★ 643+2 todayC#

rag hacktoberfest

j3ssie/osmedeus

A Modern Orchestration Engine for Security

★ 6.6K+2 todayGo

bytechefhq/bytechef

Open-source AI agents and workflow automation. Self-host or embed in your SaaS. Apache 2.0 alternative to n8n and Zapier.

★ 1.1K+2 todayJava

root-project/root

The official repository for ROOT: analyzing, storing and visualizing big data, scientifically

★ 3.3K+2 todayC++

machine-learning python

PrunaAI/pruna

Pruna is a model optimization framework built for developers, enabling you to deliver faster, more efficient models with minimal overhead.

★ 1.3K+2 todayPython

mondaycom/vibe

🎨 Vibe Design System - Official monday.com UI resources for application development in React.js

★ 691+2 todayTypeScript

obss/sahi

Framework agnostic sliced/tiled inference + interactive ui + error analysis plots

cuga-project/cuga-agent

CUGA is an open-source generalist agent harness for the enterprise, supporting complex task execution on web and APIs, OpenAPI/MCP integrations, composable architecture, reasoning modes, and policy-aware features.

★ 1.1K+1 todayPython

kedro-org/kedro

Kedro is a toolbox for production-ready data science. It uses software engineering best practices to help you create data engineering and data science pipelines that are reproducible, maintainable, and modular.

★ 11.0K+1 todayPython

machine-learning agentic-ai

apache/hamilton

Apache Hamilton helps data scientists and engineers define testable, modular, self-documenting dataflows, that encode lineage/tracing and metadata. Runs and scales everywhere python does.

editor-code-assistant/eca

Editor Code Assistant (ECA) - AI pair programming capabilities agnostic of editor

★ 1.0K+1 todayClojure

safedep/pmg

PMG protects developers, AI agents from malicious open source packages using proxy, sandbox and SafeDep's threat intelligence feed.

★ 557+1 todayGo

developer-tools open-source

kitops-ml/kitops

An open source DevOps tool from the CNCF for packaging and versioning AI/ML models, datasets, code, and configuration into an OCI Artifact.

huggingface/hub-docs

Docs of the Hugging Face Hub

★ 616+1 todayHandlebars

machine-learning hacktoberfest

samchon/nestia

NestJS Helper + AI Chatbot Development

★ 2.2K+1 todayTypeScript

StarlightSearch/EmbedAnything

Highly Performant, Modular, Memory Safe and Production-ready Inference, Ingestion and Indexing built in Rust 🦀

skops-dev/skops

skops is a Python library helping you share your scikit-learn based models and put them in production

★ 531+1 todayPython

machine-learning hacktoberfest

gradio-app/fastrtc

The python library for real-time communication

★ 4.6K+1 todayJavaScript

optuna/optuna-examples

Examples for https://github.com/optuna/optuna

★ 865+1 todayPython

machine-learning hacktoberfest

huggingface/chat-ui

The open source codebase powering HuggingChat

★ 11.0K+0 todayTypeScript

kornia/kornia

🐍 Geometric Computer Vision Library for Spatial AI

★ 11.4K+0 todayPython

machine-learning deep-learning

containers/ramalama

RamaLama is an open-source developer tool that simplifies the local serving of AI models from any source and facilitates their use for inference in production, all through the familiar language of containers.

★ 3.1K+0 todayPython

arc53/DocsGPT

Private AI platform for agents, assistants and enterprise search. Built-in Agent Builder, Deep research, Document analysis, Multi-model support, and API connectivity for agents.

LibrePhotos/librephotos

A self-hosted open source photo management service.

★ 8.1K+0 todayPython

machine-learning hacktoberfest

sktime/sktime

A unified framework for machine learning with time series

★ 10.1K+0 todayPython

ai machine-learning

emcie-co/parlant

Build reliable customer-facing AI agents with Parlant: an interaction control harness optimized for controlled, consistent, and predictable LLM interactions.

★ 18.3K+0 todayPython

OSGeo/grass

GRASS - free and open-source geospatial processing engine

pytorch-tabular/pytorch_tabular

A unified framework for Deep Learning Models on tabular data

★ 1.7K+0 todayPython

machine-learning deep-learning

lightly-ai/lightly

A python library for self-supervised learning and latent world models on images.

★ 3.8K+0 todayPython

machine-learning deep-learning

elyra-ai/elyra

Elyra extends JupyterLab with an AI centric approach.

bhimrazy/receipt-ocr

An efficient OCR engine for receipt image processing.

★ 746+0 todayPython

llm hacktoberfest