Your trusted resource for downloadable source code, complete capstone projects with ER diagrams and Chapter 1-5 documentation, AI-ready capstones (RAG, ChatGPT, computer vision), and step-by-step tutorials in PHP, Python, Java, JavaScript, and more. Built by working developers, tested before publishing, and updated for 2026.
📅 Updated weekly | ✅ Code tested before publishing | 👨💻 Built by PIES IT Solutions developers
The fastest-growing capstone category in 2026. Capstones that panels approve faster, AI agents, RAG, real-time computer vision. Build the kind of capstone employers actually look for on resumes.
Free AI capstones with full source code, RAG document Q&A, ChatGPT API apps, local LLMs, computer vision, NLP. The umbrella hub for modern AI capstones.
46 Python computer vision capstones, face detection, hand tracking, pose estimation, document scanning. Real-time on CPU, no GPU required.
23 algorithm-level ML capstones, CNN, classification, recommendation systems, computer vision foundations.
Working source code, ER diagrams, and step-by-step setup for the languages BSIT panels recognize. Every project tested before publishing.
319 free PHP + MySQL capstones, school, hotel, hospital, e-commerce, inventory, payroll. Each includes ERD and setup instructions.
296 Visual Basic .NET Windows Forms capstones, the dominant Philippine BSIT panel stack. Hotel, POS, Hospital, Payroll, Inventory.
250 Python capstones, Tkinter desktop, Django web, Pygame games, OpenCV vision, ML and AI integration.
127 Java capstones, NetBeans + MySQL desktop applications. Hotel, Library, Hospital, POS, ATM, School systems.
111 Django web management systems, modern Python full-stack capstones. School, e-commerce, hospital, banking, transport.
74 Laravel PHP MVC capstones, School, E-commerce, Hospital, POS, Inventory, Banking. Modern PHP for production-quality defense.
58 C# + SQL Server Windows Forms projects and reference snippets, DataGridView, ListView, ComboBox patterns plus management systems.
55 vanilla JavaScript, Vue.js, and Node.js projects, browser games, calculators, CRUD demos, Vue SPAs.
The Chapter 1-5 documentation, UML diagrams, database designs, and foundation language resources every BSIT student needs to pass capstone defense.
302 free ER, DFD, Use Case, Class, Activity, Sequence, Component, and Deployment diagrams for capstone Chapter 3.
145 capstone idea lists and Chapter 1-5 thesis documentation templates for BSIT, BSCS, and engineering students.
35 ER diagrams and SQL schemas, Hospital, Library, POS, Inventory, Salon, Clinic, Restaurant, Resort.
132 foundational C and C++ mini-projects, console games, mini management systems, OOP patterns. Perfect for 1st-2nd year coursework.
Learn the language first, then ship a capstone. Free tutorials with working examples.
599 JavaScript and Node.js language tutorials, syntax, features, frameworks, debugging.
150+ Python tutorials covering OOP, file I/O, web scraping, async, and library usage (pandas, numpy, matplotlib).
Modern TypeScript tutorials covering types, generics, and integration with React/Node.
Beginner-to-intermediate PHP tutorials with practical examples for capstone use.
The most comprehensive Python & JavaScript error reference on the open web. 10 cross-linked hubs covering TypeError, ModuleNotFoundError, AttributeError, ValueError, ImportError, NameError, RuntimeError, SyntaxError, ReferenceError, and HTTP errors. Each post explains the root cause and gives 2-4 alternative fixes.
220+ Python & JavaScript TypeError fixes, NoneType, not callable, cannot read property.
198+ Python import error fixes, pip install, virtualenv, TensorFlow, PyTorch, Flask, Django.
173+ "object has no attribute X" fixes, NoneType, pandas, NumPy, sklearn, Selenium.
100+ pandas, NumPy, sklearn, TensorFlow ValueError fixes.
67+ "cannot import name X from Y" version-conflict fixes, Flask, Werkzeug, ML libraries.
49+ Python "name X is not defined" fixes, numpy, pandas, Jupyter, Python 2→3 migration.
49+ PyTorch CUDA, asyncio, Flask context, mutation-during-iteration fixes.
48+ Python & JavaScript parsing errors, EOF, EOL, unexpected token, import.meta.
34+ JavaScript "X is not defined" fixes, Node ESM, SSR, React, browser globals.
35+ HTTP 4xx and 5xx status code explanations, 403, 404, 429, 500, 502, 504.
20+ Python KeyError fixes, dict missing keys, pandas, JSON API responses, environment variables.
30+ Python IndexError fixes, list out of range, tuple, string slicing, list comprehension, re.findall.
Every BSIT student preparing for coding interviews eventually asks: should I grind LeetCode, HackerRank, or Codewars? All three offer thousands of practice problems. But they target different audiences, have different …
Graphs are the model behind almost every real-world network: social networks, dependency graphs, road maps, package installers. Master the 6 core graph algorithms and you can solve LeetCode Hard problems, …
Dynamic Programming (DP) has a reputation as the hardest DSA topic. It is not hard, it is just different: instead of solving a problem directly, you break it into overlapping …
Binary trees are the data structure that unlocks about 40 percent of LeetCode Medium problems. Master traversal patterns and BFS/DFS becomes automatic. This 2026 tutorial walks you through building a …
HashMap is the data structure that turns O(n) into O(1). Master it and half of interview problems become one-liners. This 2026 deep dive covers how hash tables actually work under …
Sorting is one of the most-asked algorithm topics in coding interviews and the topic every developer uses daily (whether they realize it or not). This 2026 cheat sheet compares the …
Recursion is a technique where a function calls itself to solve a smaller version of the same problem. It feels magical the first time it clicks and impossible before that. …
Data Structures and Algorithms is the single most-asked topic in developer job interviews and the topic BSIT students find hardest to self-study. I have watched dozens of interns join PIES …
Big-O notation is the language developers use to describe how fast (or slow) an algorithm runs as its input grows. If you have ever wondered why one solution feels instant …
It is 11 in the evening, your defense is in two days, and Chapter 3 still has no diagrams in it. You open a drawing tool, you drag one box, …
AWS EKS, Google GKE, and Azure AKS run most enterprise Kubernetes. For solo developers, small teams, and side projects, the “big three” cloud pricing hurts. The alternative in 2026 is …
Real applications need more than one container. A typical web stack has a web app, a database, a cache, and sometimes a background worker + a reverse proxy. Running each …
Every solo developer eventually asks the same question: is it worth learning a full CI/CD pipeline for a one-person project? The 2026 answer is a clear yes. Free tiers on …