Open-source projects categorized as Development

Top 23 Development Open-Source Projects

  • public-apis

    A collective list of free APIs

    Project mention: Randopenpi – Project suggestion generator using public APIs | | 2023-08-26

    I built it using chatgpt and

  • system-design-primer

    Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

    Project mention: Tool decision - What architecture would you choose and why? | /r/dataengineering | 2023-07-11

    Tooling isn’t architecture. Figure out what you need to handle both personas and volume/throughput and then lay out the capabilities you’ll need. As you lay out points of ingress, egress, consumption you can start to lay out sequences(think in persona and sequence diagrams to express interactions between services). Lastly, evaluate tools that offer some of these capabilities and weigh the trade-offs (there are always trade-offs:

  • InfluxDB

    Collect and Analyze Billions of Data Points in Real Time. Manage all types of time series data in a single, purpose-built database. Run at any scale in any environment in the cloud, on-premises, or at the edge.

  • n8n

    Free and source-available fair-code licensed workflow automation tool. Easily automate tasks across different services.

    Project mention: Your privacy is optional | | 2023-09-19

    N8N - anything that I would have used Zapier or IFTTT for I now use N8N. It is a bit harder to use but more powerful.

  • ShellCheck

    ShellCheck, a static analysis tool for shell scripts

    Project mention: Ask HN: How does one practice day to day shell scripting | | 2023-09-23

    I forgot to mention "shellcheck" at and the explanation of its error codes at

    This is also referenced by Shotts, and has been discussed on Hacker News -- not to be missed.

  • httpie

    🥧 HTTPie CLI — modern, user-friendly command-line HTTP client for the API era. JSON support, colors, sessions, downloads, plugins & more. (by httpie)

    Project mention: Ask HN: Developers, do you use Postman for API testing? | | 2023-09-28

    me too! or, you can give httpie [1] a try


  • Standard

    🌟 JavaScript Style Guide, with linter & automatic code fixer

    Project mention: VanillaDB: A Tiny Browser-Based Database | | 2023-08-27
  • android_guides

    Extensive Open-Source Guides for Android Developers

  • Revelo Payroll

    Free Global Payroll designed for tech teams. Building a great tech team takes more than a paycheck. Zero payroll costs, get AI-driven insights to retain best talent, and delight them with amazing local benefits. 100% free and compliant.

  • interactive-coding-challenges

    120+ interactive Python coding interview challenges (algorithms and data structures). Includes Anki flashcards.

    Project mention: Leetcoding? Use Anki. Here's my setup. It's gamechanging -- you'll see. | /r/csMajors | 2023-01-24

    Just an FYI: There is an ANKI file available for download. I found it on the r\cscareerquestions wiki FAQs. Here you go

  • JHipster

    JHipster, much like Spring initializr, is a generator to create a boilerplate backend application, but also with an integrated front end implementation in React, Vue or Angular. In their own words, it "Is a development platform to quickly generate, develop, & deploy modern web applications & microservice architectures."

    Project mention: Simpler way to develop CRUD apps? | /r/angular | 2023-04-19

    If you want a Spring backend with an Angular Frontend check out This is very nice for CRUD stuff.

  • xterm.js

    A terminal for the web

    Project mention: Fix memory leak in cursor blink state manager | /r/programmingcirclejerk | 2023-09-09
  • Lombok

    Very spicy additions to the Java programming language.

    Project mention: How to prevent NullPointerExceptions in Java | | 2023-09-21

    Lombok is a widely used library that simplifies Java code. The @NonNull annotation helps enforce non-null parameters, generating appropriate null checks:

  • Auto

    A collection of source code generators for Java.

    Project mention: Any library you would like to recommend to others as it helps you a lot? For me, mapstruct is one of them. Hopefully I would hear some other nice libraries I never try. | /r/java | 2023-05-27

    I like to use AutoService to make using Java's ServiceLoader easier.

  • domain-driven-hexagon

    Learn Domain-Driven Design, software architecture, design patterns, best practices. Code examples included

    Project mention: How to Become a Node.js Backend Developer? Share Helpful Resources! | /r/node | 2023-06-12

    Domain-Driven Hexagon - architecture (NodeJS code examples)

  • hadolint

    Dockerfile linter, validate inline bash, written in Haskell

    Project mention: Top 10 common Dockerfile linting issues | | 2023-09-15

    With Depot, we make use of two Dockerfile linters, hadolint and a set of Dockerfile linter rules that Semgrep has written to make a bit of a smarter Dockerfile linter.

  • HTTP Prompt

    An interactive command-line HTTP and API testing client built on top of HTTPie featuring autocomplete, syntax highlighting, and more.

  • eslint-plugin-react

    React-specific linting rules for ESLint

    Project mention: Speeding up the JavaScript ecosystem – Polyfills gone rogue | | 2023-09-21

    I try to focus on the issues rather than individuals, but the root of the problems in the listed eslint plugin libraries points to ljharb.

    If you do some simple digging into these libraries, you will find that these types of commits are quite common within them.

    He would rather see the download count of these polyfill libraries increase, compared to assessing the health of the JavaScript ecosystem.

  • distrobox

    Use any linux distribution inside your terminal. Enable both backward and forward compatibility with software and freedom to use whatever distribution you’re more comfortable with. Mirror available at:

    Project mention: Podman and Distrobox are preinstalled on SteamOS 3.5! | /r/SteamDeckTricks | 2023-09-30

    For those who don't know, Podman is a daemonless Docker implemention with compatible commands and Distrobox is an app that allows you to install any GNU/Linux distro inside your current one, with same /home, support of systemd-units, menu entries export and deep integration with your main distro.

  • MailCatcher

    Catches mail and serves it through a dream.

    Project mention: Preview emails with letter_opener, MailCatcher and MailHog | | 2023-08-13

    hey HN, I recently published an article going deep into email previewing (in Ruby on Rails, but I think it's relevant beyond Rails).

    MailCatcher ( and MailHog ( are super handy and easy to run locally. Both spin up an SMTP server which you can direct mail to, and give you a nice web interface to browse mail and preview it.

    Happy to answer any question! thanks, harrison

  • e2b

    Sandboxed cloud environments for AI agents & apps with a single line of code

    Project mention: Show HN: Run LLM-generated code in sandboxed envs | | 2023-09-27
  • low-level-design-primer

    Dedicated Resources for the Low-Level System Design. Learn how to design and implement large-scale systems. Prep for the system design interview.

    Project mention: People who started with 4 or 5LPA and now earning more than 30+ what was your path and how many years it took to reach 30+? | /r/developersIndia | 2023-02-01

    For LLD, I referred to a github repo consisting of some solved common LLD problems. Link here for reference.

  • SAWS

    A supercharged AWS command line interface (CLI).

  • JavaParser

    Java 1-17 Parser and Abstract Syntax Tree for Java with advanced analysis functionalities.

  • Tale

    🦄 Best beautiful java blog, worth a try

  • Sonar

    Write Clean Python Code. Always.. Sonar helps you commit clean code every time. With over 225 unique rules to find Python bugs, code smells & vulnerabilities, Sonar finds the issues while you focus on the work.

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020). The latest post mention was on 2023-09-30.

Development related posts


What are some of the best open-source Development projects? This list will help you:

Project Stars
1 public-apis 258,297
2 system-design-primer 229,916
3 n8n 33,849
4 ShellCheck 33,116
5 httpie 29,313
6 Standard 28,526
7 android_guides 28,168
8 interactive-coding-challenges 27,856
9 JHipster 20,860
10 xterm.js 15,629
11 Lombok 12,260
12 Auto 10,235
13 domain-driven-hexagon 10,090
14 hadolint 8,978
15 HTTP Prompt 8,783
16 eslint-plugin-react 8,642
17 distrobox 7,289
18 MailCatcher 6,049
19 e2b 5,458
20 low-level-design-primer 5,312
21 SAWS 5,145
22 JavaParser 4,891
23 Tale 4,852
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