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Leidos

Open source alternatives to Leidos

50 open source Developer Tools apps to use instead, best rated first.

Top picks

  1. N

    NocoDB

    Launch

    Convert any database into a no-code platform with spreadsheet interface. Connect PostgreSQL/MySQL or use hosted database. Scale to millions of rows effortlessly.

    Open source

  2. I

    Insomnia

    Launch

    Intuitive API client for REST, GraphQL, and gRPC. Debug, test, and collaborate on APIs with ease across platforms.

    Open source

  3. J

    Joplin

    Launch

    Cross-platform note-taking app with end-to-end encryption, Markdown support, web clipping, and sync via Dropbox, OneDrive, or Joplin Cloud.

    Open source

  4. P

    Payload CMS

    Launch

    Payload CMS is a self-hosted, code-first content management system that gives developers full control over their data structure and admin UI. It combines a powerful API, flexible authentication, file uploads, and localization out of the box

    FreeOpen sourceSelf-hosted

  5. P

    Pocketbase

    Launch

    A lightweight, self-hosted backend solution with real-time database, authentication, and file storage capabilities.

    Open source

  6. P

    PostHog

    Launch

    All-in-one product analytics platform. Track user behavior, run experiments, and make data-driven decisions to grow your product.

    Open source

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7
A

appsmith

Open-Source Low-Code Application Platform

Launch
8
B

Bruno

A modern, user-friendly API client

Launch
9
C

Convex

All gas, no breakages

Launch
10
C

Coolify

Self-hostable Heroku alternative

Launch
11
D

Directus

A versatile headless CMS and API engine

Launch
12
D

Dokku

An open source PAAS alternative to Heroku

Launch
13
D

Dokploy

Open-source alternative to Heroku, Vercel, and Netlify

Launch
14
D

drawDB

Online Database Schema Design & ER Diagram Tool

Launch
15
G

Gitea

A lightweight, fast, and customizable Git service

Launch
16
G

Grafana Cloud

AI-Powered Full-Stack Observability

Launch
17
H

Harness

Streamline code delivery with an open-source CI/CD platform featuring Git

Launch
18
H

Hoppscotch

Lightweight, fast, and feature-rich API client for developers

Launch
19
K

Keycloak

Comprehensive open source identity management solution offering single sign-on

Launch
20
M

Meilisearch

Typo tolerant search engine

Launch
21
M

Minio

S3 compatible object storage

Launch
22
N

Neon

Postgres backends for apps and agents

Launch
23
N

Nuclei

Vulnerability scanner based on simple YAML based DSL

Launch
24
O

Outline

Wiki and knowledge base

Launch
25
P

PrefectCloud

Enterprise Orchestration Platform

Launch
26
P

Prometheus

Pull-based monitoring system with a multi-dimensional data model

Launch
27
S

Sentry

Error tracking and performance monitoring

Launch
28
S

Spacedrive

Your data. Your devices. Your AI employees

Launch
29
S

Supabase

The Postgres Development Platform

Launch
30
T

ToolJet

AI App Builder for Internal Tools

Launch
31
T

Trigger.dev

The open source platform for durable AI agents

Launch
32
U

Uptime Kuma

Monitors websites, APIs, and services

Launch
33
W

Wide

Run Go with full intellisense code-completion, expression-info

Launch
34
Z

ZITADEL Cloud

Identity Infrastructure, Simplified

Launch
35
A

AdGuard Home

User-friendly ads & trackers blocking DNS server. (Source Code) GPL-3.0 Docker

Launch
36
C

Caddy

Powerful, enterprise-ready, open source web server with automatic HTTPS

Launch
37
E

Eclipse IDE

Create and refine code with an intuitive interface, track changes, debug

Launch
38
K

Kanboard

Simple visual task board. (Source Code) MIT PHP

Launch
39
T

Traefik

HTTP reverse proxy and load balancer that makes deploying microservices easy

Launch
40
W

Wiki.js

Modern, lightweight and powerful wiki app using Git and Markdown

Launch
41
J

Jenkins

Automate testing, deploy apps, monitor performance, and streamline workflow

Launch
42
P

Paperless-ngx

Scan, index, and archive all of your paper documents with an improved interface

Launch
43
P

PrivateBin

Minimalist pastebin/discussion board where the server has zero knowledge of

Launch
44
T

Teleport

Certificate authority and access plane for SSH, Kubernetes, web applications

Launch
45
M

MindsDB

AI layer for existing databases

Launch
46
G

Graylog

Easily monitor, analyze, troubleshoot log data

Launch
47
P

Postal

Complete and fully featured mail server for use by websites & web servers

Launch
48
N

Nginx Proxy Manager

Docker container for managing Nginx proxy hosts

Launch
49
R

revealjs

Framework for easily creating beautiful presentations using HTML

Launch
50
O

OneDev

All-In-One DevOps Platform

Launch

About Leidos

L

Leidos

Leidos is a global leader in the integration

Leidos, a Fortune 500 digital and mission innovator, delivers solutions at the intersection of national security, health, and critical infrastructure. With a global workforce of approximately 47,000, we are carrying out our NorthStar 2030 strategy focusing on five growth engines where demand is expanding and our expertise sets us apart: space and maritime, energy infrastructure, digital…

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Category
Developer Tools
Website
leidos.com