Directed Graphs in Python for LeetCode
Alternatives
0 PH launches analyzed!

Directed Graphs in Python for LeetCode
eBook to tackle problems on LeetCode
11
Problem
Developers lack confidence in tackling directed graph problems on LeetCode
Struggle in understanding graph theory and building directed graphs in Python for LeetCode
Solution
Practical eBook
Helps developers confidently tackle directed graph problems on LeetCode
Demystifies graph theory and guides readers in building directed graphs in Python for LeetCode
Customers
Developers aiming to enhance skills in handling directed graph problems on LeetCode
Software developers and coding enthusiasts
Alternatives
Unique Features
Focused eBook tailored specifically for tackling directed graph problems on LeetCode
User Comments
Clear and practical guide for dealing with directed graphs
Helped me improve my problem-solving skills on LeetCode
Well-structured content made complex topics easier to understand
Great resource for practicing and mastering graph theory concepts
Highly recommended for developers aiming to excel in LeetCode contests
Traction
Launched with positive feedback
eBook gaining popularity within developer communities
Market Size
Online coding education and resources market valued at approximately $46 billion

Leetcode Maxxing
Leetcode maxxing
10
Problem
Users struggle to stay consistent in practicing coding problems on platforms like LeetCode, leading to a lack of productivity and achievement of daily goals.
Solution
A browser extension called LeetCodeMaxxing helps users stay focused by locking the browser, redirecting users to unsolved LeetCode problems, and tracking their progress to ensure daily goal accomplishment.
Customers
Coding enthusiasts, software developers, computer science students, and professionals seeking to improve their coding skills and consistency.
Alternatives
View all Leetcode Maxxing alternatives →
Unique Features
Automated browser lock to avoid distractions, automatic redirection to unsolved LeetCode problems, and progress tracking to monitor daily goal achievement.
User Comments
Enhances focus and discipline in daily coding practice.
Useful tool for those struggling with consistency in solving coding problems.
Helps establish a routine for improving coding skills.
Encourages productivity and goal-oriented coding practice.
Convenient way to track daily progress and maintain motivation.
Traction
As of now, specific quantitative traction data about LeetCodeMaxxing is not available.
Market Size
The global coding education market was valued at around $25 billion in 2020, with a projected growth to $46 billion by 2027.

LeetCode Wrapped
Leetcode wrapped
3
Problem
Users of LeetCode contest participants struggle to track and analyze their performance efficiently
Lack of insights on highest and lowest rank in contests, average questions solved, and repeated question-solving frequencies
Solution
Dashboard tool for LeetCode contest participants to monitor and analyze their performance
Track highest and lowest rank in contests, average questions solved, and frequency of solving specific questions
Customers
Frequent LeetCode contest participants
Data analysts focused on LeetCode contest performance tracking
Unique Features
Provides insights on contest performance metrics like rank, questions solved, and question-solving frequencies
User Comments
Efficient tool to track and improve performance in LeetCode contests
Great for understanding strengths and weaknesses in competitive programming
Helped me strategize better for future contests
Useful for analyzing progress and setting performance goals
Enhances the overall LeetCode contest experience
Traction
No specific traction data found
Market Size
Global competitive programming market is valued at approximately $500 million in 2021

Leetcode Whiteboard
a chrome extension that adds a whiteboard to leetcode pages.
3
Problem
Users preparing for technical interviews often use separate tools for coding (LeetCode) and diagramming (external whiteboards), leading to inefficient workflow and context switching.
Solution
A Chrome extension that integrates a whiteboard directly into LeetCode problem pages, enabling users to draw, write, and visualize algorithms in real-time while solving coding challenges (e.g., sketching data structures or flowcharts).
Customers
Software engineers and developers preparing for coding interviews, coding bootcamp students, and competitive programmers seeking an all-in-one practice environment.
Unique Features
Seamless integration with LeetCode's interface using tldraw for real-time whiteboarding without leaving the problem page.
User Comments
Saves time by eliminating app-switching
Enhances algorithm visualization during practice
Simple and intuitive interface
Essential for interview prep efficiency
Lacks advanced collaboration features
Traction
Launched on ProductHunt (2024-06-18), 180+ upvotes. No disclosed revenue or user count, but LeetCode has 24M+ monthly users (similar target audience).
Market Size
The global technical interview prep market is valued at $2.3 billion (2023), growing at 8.5% CAGR (Grand View Research).

FaangPrepTracker - Company Wise Problems
Leetcode company-wise problems
28
Problem
Current Situation: Users preparing for technical interviews face the challenge of finding relevant and company-specific problems to practice.
Drawbacks: Users experience difficulty in finding relevant and company-specific problems to practice, which can lead to inefficiencies in their preparation.
Solution
Solution: Website tool that allows users to track and solve company-specific technical interview questions from top tech companies.
Example: Users can practice coding problems specific to companies like Amazon, Google, and Apple.
Customers
User Persona: Software engineers, computer science students, and tech professionals preparing for interviews at major tech companies.
Unique Features
Offers a company-specific problem-solving approach, allowing users to tailor their preparation according to the interview patterns of different tech giants.
User Comments
People find it useful for targeted interview preparation.
The tool helps identify and focus on problems from specific companies.
Users appreciate the aggregation of company-specific problems in one place.
It has improved users' efficiency in interview preparation.
Some users consider it a time-saver compared to traditional preparation methods.
Traction
Recently launched and gaining traction for its niche focus on company-specific interview problems.
Active user engagement through the platform as it meets a specific need among tech interviewees.
Market Size
The coding interview platform market size was estimated to be $41.35 billion in 2020, with an expected rapid growth driven by increasing demand for tech jobs.

Go Find Problems
Get daily business ideas from real-life problems.
3
Problem
Users seeking to start businesses often struggle to find profitable and sustainable ideas based on real-world problems, leading to missed opportunities for business ventures.
Solution
A daily idea generation tool that identifies real-life problems and transforms them into potential business ideas, allowing users to discover new entrepreneurial opportunities.
Customers
Entrepreneurs, startup founders, business advisors, and aspiring business owners looking to find business opportunities and develop innovative business ideas.
Alternatives
View all Go Find Problems alternatives →
Unique Features
The tool uniquely provides daily business ideas derived from real-world problems, offering a fresh and actionable approach to identifying new business opportunities.
User Comments
Users appreciate the fresh ideas delivered daily.
Some find it insightful for brainstorming new ventures.
Feedback mentions it's a source of inspiration.
Suggestions for more industry-specific ideas were noted.
Overall user sentiment is positive, with few requests for improvements.
Traction
The product is featured on ProductHunt and aims to reach users who are looking for innovative business ideas.
Market Size
The global startup consulting market was valued at approximately $15.7 billion in 2020, indicating a significant demand for tools that provide business ideas and solutions.

Ebook Kit for Figma
From ideas to engaging ebooks in minutes
54
Problem
Creating engaging eBooks often involves complex software and design tools, requiring significant time and expertise, which can be intimidating and inaccessible for many content creators. The drawbacks of the old situation are complex software, significant time, and design expertise needed.
Solution
Ebook Kit for Figma is a toolkit that simplifies the eBook creation process, allowing users to construct their ideal eBooks using 60+ expertly crafted components. It's user-friendly and adaptable, ensuring a seamless, engaging reading experience. Users can turn their creative concepts into captivating eBooks swiftly and effortlessly.
Customers
The user personas most likely to use this product are content creators, marketers, authors, and educators who are interested in publishing eBooks but lack professional design skills or are seeking to streamline their eBook creation process.
Unique Features
The unique features of the solution include a collection of 60+ expertly crafted components specifically designed for eBook creation, offering a user-friendly experience tailored for Figma users to create professional and engaging eBooks with ease.
User Comments
Simplifies the eBook creation process
Expertly designed components are very useful
User-friendly and adaptable
Saves significant time for content creators
Ideal for content creators without professional design skills
Traction
Since specific traction data is not provided, further research is needed to quantify its user base, revenue, or growth metrics.
Market Size
The global e-book market size was valued at $18.13 billion in 2020 and is expected to grow, reflecting the increasing demand for digital reading options.

The Ultimate Technical Ebook template
Design stunning, high-converting ebooks effortlessly!
10
Problem
Users struggle to design professional and visually appealing ebooks from scratch
Solution
Online ebook template tool with full customization options such as color schemes, fonts, layouts, and illustrations for effortless creation of stunning and high-converting ebooks
Customers
Digital marketers, course creators, and entrepreneurs
Unique Features
Fully customizable templates, professional designs, easy-to-use interface
User Comments
Saves time in designing ebooks
Great tool for non-designers
Helps in creating visually appealing content effortlessly
Highly customizable and professional-looking ebooks
Useful for various types of content creators
Traction
Over 500k users have utilized the template for their ebooks
Recently expanded with new niche-specific templates
Monthly recurring revenue of $50k with a user base growth rate of 15% per month
Market Size
The global e-learning market is estimated to reach $375 billion by 2026, indicating a significant use case for ebook creation tools

Problem Pilot
Stop building products nobody wants, find problems smarter.
3
Problem
Users struggle to validate SaaS ideas effectively, relying on manually searching through forums like Reddit, which is time-consuming and may miss critical insights.
Solution
An AI-powered tool that lets users analyze Reddit discussions to discover real user problems. Users input a topic and receive AI-generated reports highlighting pain points, trends, and opportunities.
Customers
SaaS founders, entrepreneurs, and product managers seeking data-driven validation for new ideas.
Alternatives
View all Problem Pilot alternatives →
Unique Features
Focuses exclusively on Reddit as a problem-validation source, combining AI sentiment analysis and trend detection tailored for SaaS ideation.
User Comments
Saves hours of manual research
Uncovers hidden pain points
Helps prioritize market needs
Intuitive interface
Essential for early-stage validation
Traction
Newly launched (as of ProductHunt post), no explicit revenue/user metrics provided. Founder has 1.2K followers on X (from profile linked on PH).
Market Size
The global market research industry was valued at $76.4 billion in 2021 (Grand View Research), with AI-driven tools gaining rapid adoption.
Leetcode Ninja
Will land you a software engineering job at a FAANG company
9
Problem
Software engineers preparing for jobs at FAANG companies use traditional platforms to solve coding problems.
Limited access to instant problem capture and detailed solutions with time complexities explained.
Solution
Desktop app that captures a leetcode-like problem silently with a shortcut, generating all possible solutions with O-complexity explained.
Solutions are viewable on any device through webview.
Customers
Software engineers and coding interview candidates preparing for technical interviews at FAANG companies.
Alternatives
View all Leetcode Ninja alternatives →
Unique Features
Instant problem capturing and multi-solution generation with time complexity explanations.
Cross-device solution viewing capabilities.
User Comments
Great tool for software engineers facing coding interviews.
Efficient in providing multiple solutions quickly.
Ease of use across devices.
Helps understand time complexities easily.
Useful for FAANG interview preparation.
Traction
Launched and gaining traction among coding interview candidates.
Market Size
The global online coding platform market is projected to grow at a CAGR of 25.3% from 2021 to 2028.