SkillHacker helps developers prepare for technical interviews with curated MCQs, untimed practice with hints, and realistic timed tests.
Cost / License
- Freemium
- Proprietary
Platforms
- Online

SkillHacker helps developers prepare for technical interviews with curated MCQs, untimed practice with hints, and realistic timed tests.

High-precision Python SAST & Dead Code Remover. Finds unused functions, secrets, and security flaws with hybrid static analysis + local LLM agents. Privacy-first & low noise. MCP server for SAST too.

Ready-to-use OCR with 80+ supported languages and all popular writing scripts including Latin, Chinese, Arabic, Devanagari, Cyrillic and etc.

IT Flashcards: Your go-to app for tech interview prep. Offers a vast collection of Q&As in flashcard format, covering key programming languages, frameworks, and tools. Ideal for IT professionals and job seekers to enhance skills and ace interviews in the tech industry.



BioSciTools (Bioinformatics Science Tools), a desktop program developed based on Java 11, aims to make new exploration and contribution to the development of bioinformatics, and realize data analysis and visualization in the fields of sequence analysis, multi-omics...




A reactive notebook for Python — run reproducible experiments, execute as a script, deploy as an app, and version with git.




Developer-first PDF API for conversion, generation, extraction, security, forms, prepress, and AI-ready output. Cloud (US and EU) or self-hosted on your infrastructure.




Educational 2D-Engine based on pygame.
This engine is a higher-level 2D Engine based on pygame. The goal is to program game as easy and as fast as possible, with as few lines of code as possible, without dealing with low-level graphics programming.


Schedule Node.js or Python scripts with a few clicks. Set your Git repository and Cron expression and you're ready to go.


LabEx is an interactive, hands-on learning platform dedicated to coding and technology. It combines labs, AI assistance, and virtual machines to provide a no-video, practical learning experience.


RoboDK is an offline programming and simulation software for industrial robots and cobots.




It is closer to Apache Lucene than to Elasticsearch or Apache Solr in the sense it is not an off-the-shelf search engine server, but rather a crate that can be used to build such a search engine.


Lamden is a robust ecosystem of development tools that turns blockchain concepts into enterprise-grade applications capable of seamless communication and value exchange with other blockchains.
runcode.io offers online developer workspaces, which are environments that allow you to work on code projects in a web browser.

FeatBit is a scalable, fast, and 100% open-source feature flags management platform that empowers all teams to deliver, control, experiment with and monetize their software.




Programiz is a platform with interactive, easy-to-understand text-based coding tutorials. It offers tutorials on a variety of programming languages such as Python, Java, C, and C++ including DSA.




Mu is a Python code editor for beginner programmers based on extensive feedback given by teachers and learners. Mu has only the most essential features, so users are not intimidated by a baffling interface.


The Update Framework (TUF) helps developers maintain the security of software update systems, providing protection even against attackers that compromise the repository or signing keys. TUF provides a flexible framework and specification that developers can adopt into any...
An open-source spinoff of Openverse programmed in Python and Django. Closedverse resembles the browser version of Miiverse and has extra features such as image / video posting, a dark theme, built-in drawings + messages, custom profile pictures, and other things.



Hello, I'm Databutton, your future co-founder. I am a fully autonomous GenAI app developer, expert in building sophisticated full-stack applications with React and Python. My capabilities are designed to supercharge our startup's trajectory, bringing your visionary ideas...




Kraken is a modern, open-source, on-premise CI/CD system that is highly scalable and focused on testing.



