An open API service indexing awesome lists of open source software.

Back end

Back end is the programming that handles the behind-the-scenes of a website or application that people do not see, such as the server and database. Programming languages such as Python, Ruby, and PHP is used for back-end development.

https://github.com/edilchristian/vector-service-java

Java + Spring Boot service for serving vector embeddings (for personalization & discovery systems)

api backend content-discovery embeddings java personalization spring-boot

Last synced: 02 May 2026

https://github.com/darinelescobar/fastapi-secure-api

A lightweight FastAPI skeleton for building secure, scalable REST APIs. Includes JWT-based authentication, Google Drive integration using OAuth2, and modular, clean architecture for rapid development.

api asynchronous-programming backend crud fastapi google-drive jwt oauth2 python3 rest-api scalable-architecture skeleton skeleton-application uvicorn

Last synced: 02 May 2026

https://github.com/qbbr/blog-backend-symfony

Blog REST API on Symfony 5

backend php rest-api symfony symfony5

Last synced: 13 May 2026

https://github.com/rafael-vasconcellos/venda-service

basic example for study of using kafka with spring

backend kafka kafka-producer server-side spring spring-boot

Last synced: 02 May 2026

https://github.com/tech-garv/nextjs16-routing-guide

"Complete guide to Next.js App Router — includes basic, dynamic, nested, and catch-all routing examples with folder structure & code snippets."

backend frontend fullstack fullstack-development nextjs

Last synced: 02 May 2026

https://github.com/pranavgupta1234/mongonode

This is examplar app to show how to write android application server backend with nodejs and mongodb

android async backend backend-server client db java mongodb nodejs

Last synced: 10 Apr 2026

https://github.com/ifoxhz/bluelamp

backend framework by Hackathon Starter. Tailored for project of team! 利用Hackathon 开源的框架,裁剪一个适合团队使用的nodejs 后端框架,可以持续添加功能。 目前还处于原始阶段,后期持续跟进!

backend framework nodejs

Last synced: 13 May 2026

https://github.com/lucasguiss/astronauts-nest

NestJs + GraphQL + MongoDB

backend graphql nestjs nodejs typescript

Last synced: 02 May 2026

https://github.com/joaoteixeira13/qr-code-service

A Spring Boot application that generates QR Codes

backend java qrcode qrcode-generator spring-boot

Last synced: 02 May 2026

https://github.com/maxjdev/desmembramento_de_monolito_para_microsservicos

Projeto final do curso Especialista Backend Java - EBAC. Desmembramento de um monólito para uma arquitetura de microsserviços.

actuator backend eureka gateway java-17 jpa microsservicos migracao monolito spring zipkin

Last synced: 13 May 2026

https://github.com/stefanbobrowski/doodle-market

A full-stack Vite, React, TypeScript, Express app for uploading, selling, rating, and downloading doodles. Demonstrates backend concepts like orchestration, aggregation, business logic, media file handling, audit logging, and rate limiting.

api-rest backend express full-stack middleware react typescript vite

Last synced: 02 May 2026

https://github.com/johnmata0427/caso-de-estudio-2-backend-2024b

API RESTful del Sistema de Gestión de Renta de Vehículos

backend express jwt mongoose render

Last synced: 03 Mar 2025

https://github.com/noctua05/cadastro-ninjas

Crinado um cadastro Ninja com Spring boot

api backend java spring-boot

Last synced: 03 May 2026

https://github.com/dl-nft-books/blob-svc

Service managing interaction with S3

aws backend golang

Last synced: 03 May 2026

https://github.com/quanghuybest2k2/ptud_web

Môn phát triển ứng dụng web

backend mysql php webapp

Last synced: 03 May 2026

https://github.com/madihanazir/students-api

Students API is a lightweight and efficient RESTful API built with Go and SQLite, designed to manage student records. It provides essential CRUD operations (Create, Read, Update, Delete) along with a HEAD request to check if a student exists without fetching their full details.

backend backend-api golang restful-api sqlite tableplus

Last synced: 13 May 2026

https://github.com/andrepfdev/api-codeigniter4

Prova Técnica da L5 Networks para a vaga de Dev Júnior Codeigniter 4

api api-rest backend codeigniter4 mysql php restful restful-api

Last synced: 03 May 2026

https://github.com/itsmariusbc/cdn-api

My cdn api

backend nestjs prisma

Last synced: 14 May 2026

https://github.com/tsdebug/nodejs

This is to understand the basics of Nodejs.

backend bootstrap expressjs html nodejs nodejsmodules

Last synced: 03 May 2026

https://github.com/pitercoding/curso-java-cod3r

Repositório do curso Java COMPLETO - Do Zero ao Profissional da Cod3r. Tópicos abordados: Fundamentos Java, Orientação a Objeto, Programação Funcional, MySQL, MongoDB, Spring Boot, JavaFX, JPA, Hibernate e mais.

api-rest backend banco-de-dados cod3r collections curso-java desenvolvimento hibernate java java-para-iniciantes javafx jpa lambda-expressions mysql orientacao-a-objetos programacao spring-boot stream-api tratamento-de-excecoes

Last synced: 03 May 2026

https://github.com/pitercoding/intuitivecare-desafio

[PT-BR] Projeto de ETL e análise de dados da ANS com MySQL, Java/Spring Boot, Python e Angular. [EN] ANS data ETL and analytics project using MySQL, Java/Spring Boot, Python, and Angular.

analitycs angular ans api backend csv dados dashboard etl frontend java mysql python saude spring

Last synced: 03 May 2026

https://github.com/cristiandaza07/users-app-backend

Application backend (API RESTful) for user management developed in Java with the Spring Boot framework

apirestfull authentication backend java jwt mvc mysql pagination spring-boot

Last synced: 03 May 2026

https://github.com/atharva-narkhede/e-commerce_crud

This repository contains the backend API for handling CRUD operations in an e-commerce application. Built with Node.js, Express, and Mongoose, it supports user, product, and cart management.

api backend e-commerce e-commerce-project express js mongodb mongoose postman-api restful

Last synced: 03 May 2026

https://github.com/macstab/macstab-chaos-jvm-agent

A set of Java libraries providing an JVM agent to perform chaos testing on the JVM level. It provides a comprehensive set of features for chaos testing, including network latency, packet loss, disk speed modifications, and more.

backend java

Last synced: 03 May 2026

https://github.com/mathsqrt2/redirectionpanel

Project that manages URL redirects with a JWT-secured panel for link creation, deletion, updating, and statistics, using NestJS for the backend and Angular for the frontend.

angular api backend nestjs spa

Last synced: 03 May 2026

https://github.com/flazefy/myary-go

MyAry is an app that lets you capture your daily stories, track emotions like sadness and tiredness, and reflect on your journey. It analyzes your emotional trends over time and offers personalized suggestions to help improve your well-being. Created using Golang Gin

backend gin golang mongodb rest-api service-pattern

Last synced: 03 May 2026

https://github.com/rayu1200/movie-reviewer-be

Movie Reviewer Backend using Java, Spring Boot and MongoDB

backend java mongodb spring-boot

Last synced: 03 May 2026

https://github.com/nioritos/cadastro-ninjas-java

Criando uma API de ninjas do curso java10x

api backend java maven spring spring-boot spring-web

Last synced: 04 May 2026

https://github.com/lucasdota/demo-dao-jdbc

Projeto em Java com mySQL para aprender a recuperar, inserir, deletar e atualizar valores em banco de dados.

backend database java mysql

Last synced: 04 May 2026

https://github.com/lucasmargni/backend-playground

A collection of backend projects exploring different technologies, patterns, and problem-solving approaches.

api backend learning nodejs portfolio postgresql typescript

Last synced: 25 Jun 2026

https://github.com/mikulej/springshop

University Java project. Simple SQL-based backend in Java using Maven, Spring and ThymeLeaf.

backend java maven spring-boot thymeleaf

Last synced: 08 May 2026

https://github.com/0prii0/formflow

A full-stack dynamic form generator with three forms where user input is stored in a database using Node.js, Express, and MongoDB schemas, and displayed on the frontend. It Includes data export in Excel functionality for reporting and analysis.

backend data-export excel expressjs frontend mongodb mongoose nodejs react

Last synced: 13 Apr 2026

https://github.com/HireHoffee/Web-Messenger

A Web-Messenger app in NextJS and GraphQL

backend express frontend graphql mui nextjs prisma socket-io sqlite

Last synced: 05 Dec 2025

https://github.com/pavankulal9/todo_app_backend

Backend for todo app

api backend mogodb

Last synced: 18 Jun 2025

https://github.com/s-satyajit/internship-tasks

A collection of tasks and projects completed during my internship, showcasing expertise in web development, backend technologies, databases, and more.

api-integration backend frontend internship-task mongodb nodejs problem-solving programming projects react web-development

Last synced: 13 Apr 2026

https://github.com/nbaua/nestjsgraphqlapi

NestJS GraphQL API Project, Uses TypeScript best practises.

api api-server backend graphql nestjs nodejs typeorm typescript

Last synced: 13 Apr 2026

https://github.com/afsanajamal/portfolio-platform-api

FastAPI + PostgreSQL backend for a multi-tenant project & portfolio platform with JWT auth, RBAC, and tests

alembic authentication authorization backend ci-cd docker fastapi github-actions jwt postgresql pytest python rbac rest-api sqlalchemy

Last synced: 13 Apr 2026

https://github.com/flix-29/tmdb-proxy-backend

A simple backend to redirect tmdb api requests from MovieTinder

backend nextjs typescript

Last synced: 04 May 2026

https://github.com/swapnanildutta/fremp-stacking

A FReMP stack, functional and somewhat presentable web application.

backend flask frontend mongodb python3 reactjs

Last synced: 13 Apr 2026

https://github.com/quickwrench/quickwrench-api

QuickWrench backend API written using Django ⚡

backend django django-rest-framework openapi python python3 python312 quickwrench

Last synced: 13 Apr 2026

https://github.com/nob101/lotto-analyzer

Ein Node.js & SQLite basiertes Tool zur Analyse und Auswertung der Euromillionenziehung und Joker. A Node.js and SQLite web application to analyze, track, and evaluate lottery (Euromillionen) and Joker results.

backend css data-analysis express html5 javascript nodejs sqlite statistical-analysis

Last synced: 14 Jun 2026

https://github.com/freinet12/taxistop

An a basic crud api for uber-like apps

api backend crud express mongodb mongoose nodejs

Last synced: 16 Jan 2026

https://github.com/rafael-vasconcellos/cgo-study

working with C in go

backend server-side

Last synced: 12 May 2026

https://github.com/ynot01/aneurism-graphs-go

Static website backend for a4tracker

aneurism-iv backend static-site website

Last synced: 06 Jul 2025

https://github.com/nanafox/roadmap_sh-backend-projects

roadmap.sh Backend projects

backend cli golang task-tracker

Last synced: 06 Nov 2025

https://github.com/dev-fortitude/website

Explore the wide range of projects, services and tools that Fortitude Developments has to offer.

backend css3 dynamic frontend html5 javascript json manifest projects services site static tools website

Last synced: 11 Mar 2025

https://github.com/mrryt247/expense-tracker

A backend web application to monitor expenses built with Node.js, Express, and MongoDB.

backend expressjs nodejs

Last synced: 13 Apr 2026

https://github.com/code-raushan/go-http-server

Golang HTTP server code written while learning building server applications using std lib of Go (net/http).

backend go http net server stdlib

Last synced: 02 Apr 2025

https://github.com/diegoreports/imersao-backend-alura

Projeto desenvolvido na Imersão Alura Back-end com Gemini

alura backend express gemini ia imersaoalura imersaobackend nodejs npm

Last synced: 18 Apr 2026

https://github.com/smitroy4/jwt-spring-boot-starter

Auto-configured JWT starter for Spring Boot applications.

authentication backend java jwt maven opensource security spring-boot starter

Last synced: 30 May 2026

https://github.com/sravantp7/tour-app

A complete tour booking application

api backend expressjs javascript jwt mongodb mongoose mvc nodejs pug

Last synced: 23 Feb 2026

https://github.com/blaz-cerpnjak/react-photos-app

📷 Photogram - simple web app using MERN stack similar to Instagram. ⭐

backend express frontend instagram mongodb nodejs photos react web

Last synced: 02 Apr 2026

https://github.com/swodlore/tienda_e-comerce-backend

This page web was e-comerse specially about sneakers with Spring Boot and Angular

api backend java

Last synced: 07 May 2025

https://github.com/danieldantasdev/csharp-oop_course-luisdev-backend-part-2_dotnet-6_csharp-10

Repositório do curso 'C# e Programação Orientada a Objetos Direto ao Ponto'. Abrange fundamentos do C#, controle de fluxo, repetição, listas, matrizes, LINQ, strings, datas, arquivos e tratamento de erros, com prática guiada.

arquivos backend controle-de-fluxo csharp dotnet estruturas-de-repeticao fundamentos-csharp linq listas luisdev oop orientacao-a-objetos tratamento-de-erros

Last synced: 13 Apr 2026

https://github.com/jardsonalan/disciplina-backend

Repositório destinado a disciplina de Backend

adonisjs backend typescript

Last synced: 06 Sep 2025

https://github.com/henryco/hblog

Simple blog engine based on Spring boot (MVC + JPA + SECURITY)

backend blog-engine java spring spring-boot

Last synced: 13 Apr 2026

https://github.com/keyfunc/template

项目工程模版,涵盖前端/后端/运维

backend devops frontend template

Last synced: 30 May 2026

https://github.com/henriquecbuss/realworld

Various implementations of the Real World app, in many languages for the frontend, backend and full-stack

backend frontend fullstack spa

Last synced: 21 Feb 2026

https://github.com/defra/fcp-sfd-data

Git repository for service fcp-sfd-data

backend cdp node service

Last synced: 01 Mar 2025

https://github.com/arsh-pixel-cmd/weather-visualizer

A responsive and interactive Weather Visualizer that fetches real-time weather data via a Node.js + Express backend. The frontend dynamically adapts with particle effects and gradient transitions based on live conditions, creating an immersive weather experience.

api-proxy backend css express frontend html javascript nodejs open-source particle-effects responsive-design weatherapi

Last synced: 04 May 2026

https://github.com/erick-bryan-cubas/django-web-application

Este repositório demonstra as habilidades práticas adquiridas no curso Django Master, abrangendo o desenvolvimento web com Python e Django, focado nas exigências reais do mercado. Inclui conceitos avançados e projetos completos de aplicativos web e APIs.

api aws backend cloud-computing database django python web-application web-development

Last synced: 04 May 2026

https://github.com/saiyadakil26/lms-backend-api

It is a Back end of Library Management System here API is created in Python using flask framework

backend flask library-management-system lms python

Last synced: 13 Apr 2026

https://github.com/art2url/git-oauth-bridge

🗄️ A lightweight Node.js + Express server that handles GitHub OAuth authentication, exchanges authorization codes for access tokens, and retrieves user information. Perfect for integrating GitHub login into your apps.

authentification authorization-server axios backend cors dotenv express-js expressjs github-api github-oauth node node-js oauth2 rest-api secure-authentication

Last synced: 04 May 2026

https://github.com/hesammosaffa/simple_bank

SimpleBank: A backend web service for managing bank accounts, handling transactions, and processing money transfers. Built with Golang, PostgreSQL, and Docker, featuring secure APIs, background processing, and deployment to Kubernetes. 🚀

backend banking docker github-actions golang grpc jwt kubernetes paseto postgresql redis rest-ap transactions

Last synced: 13 Apr 2026

https://github.com/cristobalgvera/fintual-tracker

Application to track personal profit and losses when using Fintual app

backend devcontainer docker docker-compose gh-workflow javascript nest nestjs nodejs postgresql typeorm typescript workflow

Last synced: 13 Apr 2026

https://github.com/BenaliOssama/snippetbox

An open-source forum built with Go, inspired by the book Let's Go by Alex Edwards (2022). Designed as a hands-on learning project for developers to explore web development with Go. Contributions and feedback are welcome!

backend css docker frontend go html javascript sqlite

Last synced: 11 Aug 2025

https://github.com/gabrielcenteiofreitas/estudos-rocketseat-nlw12_spacetime

Projeto de uma cápsula do tempo, ou seja, um lugar para guardar memórias. Desenvolvido durante o evento NLW 12 - Spacetime, da Rocketseat, ele conta com funcionalidades como Login com o Github e cadastro de memória com texto e foto.

axios backend expo fastify figma frontend mobile nextjs nlw-12 node nodejs prisma react react-native reactjs rocketseat sqlite tailwind tailwindcss typescript

Last synced: 04 Jan 2026

https://github.com/nimittxo/crystallize

An Automated Lead Management and CRM do star It If you like It.

ai backend backend-api classification crm flask lead-manage lead-scoring python random-forest react reactjs unification

Last synced: 13 Apr 2026

https://github.com/adolligit/blogs-api

Neste projeto eu desenvolvi uma aplicação Backend para um Blog fictício. A aplicação é uma API Rest feita em Node.js + Express.js + Sequelize.

backend backend-api docker docker-compose dockerfile jwt jwt-auth jwt-authentication jwt-token mysql2 node node-js node-js-api node-js-express nodejs nodemon nodemon-express sequelize sequelize-cli sequelize-orm

Last synced: 13 Apr 2026

https://github.com/joeribreedveld/f2m3-bap

School assignments for Backend Programming in F2M3

backend php school

Last synced: 28 Feb 2025

https://github.com/nisanth2004/oauth2-crud-react-app

OAuth2 React Crud app was developed using springboot with GitHub

application authentication authorization backend backend-api frontend java oauth2 security springboot

Last synced: 14 May 2026

https://github.com/defra/ffc-grants-scoring

Git repository for service ffc-grants-scoring

backend cdp node service

Last synced: 21 Apr 2026

https://github.com/arnavk-09/gh-pr-ai

Minimal AI-driven tool that helps developers review GitHub Pull Requests efficiently...

ai backend bun demo elysia flagsmith groq html react starter vercel-ai

Last synced: 13 Apr 2026

https://github.com/suyious/xetra-backend

Nodejs backend for e-commerce concept

backend express nodejs rest-api

Last synced: 13 Apr 2026

https://github.com/yigitoo/chatroom.c

A chatting app written in c use facil.io framework

backend c c99 clang gcc gdb insane-things programming

Last synced: 14 Mar 2025

https://github.com/vaalley/codex-backend

The backend API server for Codex

api-rest backend golang

Last synced: 12 Mar 2025

https://github.com/jonyandunh/deginxapijava

A restful-api server for DeginxWeb, powered by vertx of java.

backend deginx java maven rest-api server vertx

Last synced: 29 Jan 2026