Excalidraw
Developer Tools & GitVirtual hand-drawn style whiteboard
Replaces Miro
Best Real-Time Developer Tools & Git for self-hosting
The 27 best Real-Time developer tools & git you can self-host, ranked by community traction.
Hoppscotch
Developer Tools & GitOpen-source API development ecosystem
Replaces Postman, Insomnia
Penpot
Developer Tools & GitOpen-source design and prototyping platform
Replaces Figma
Streamlit
Developer Tools & GitTurn Python scripts into shareable data apps
Replaces Retool, Tableau
Gradio
Developer Tools & GitBuild and share machine learning web interfaces fast
Replaces Retool
K9s
Developer Tools & GitTerminal UI for managing Kubernetes clusters
Replaces Lens, kubectl
SigNoz
Developer Tools & GitOpen-source APM and observability platform
Replaces Datadog, New Relic
Huly
Developer Tools & GitAll-in-one project management and team collaboration
Replaces Linear, Jira
marimo
Developer Tools & GitReactive Python notebook that runs as a web app
Replaces Jupyter, Streamlit
OpenObserve
Developer Tools & GitOpen-source observability platform for logs, metrics and traces
Replaces Datadog, Elasticsearch
Motia
Developer Tools & GitUnified backend framework for APIs, jobs and AI agents
Replaces Temporal, Inngest
ctop
Developer Tools & GitTop-like interface for container metrics
Replaces Docker Desktop
NiceGUI
Developer Tools & GitPython UI framework for web-based dashboards and apps
Replaces Streamlit, Gradio
Convex
Developer Tools & GitOpen-source reactive backend with a TypeScript database
Replaces Firebase
Kubeshark
Developer Tools & GitAPI traffic analyzer for Kubernetes
Replaces Wireshark
InstantDB
Developer Tools & GitRealtime client-side database with relational queries
Replaces Firebase
Tilt
Developer Tools & GitLocal development environments for Kubernetes and microservices
Replaces Skaffold, Garden
Sentry
Developer Tools & GitApplication monitoring and error tracking platform
Replaces Bugsnag, Rollbar
HedgeDoc
Developer Tools & GitReal-time collaborative Markdown editor
Replaces HackMD, Google Docs
WireMock
Developer Tools & GitFlexible API mocking and service virtualization
Replaces Mockoon, Postman Mock
Telepresence
Developer Tools & GitFast local development for Kubernetes microservices
Replaces Bridge to Kubernetes
Stern
Developer Tools & GitMulti-pod and container log tailing for Kubernetes
Replaces kubectl logs
Okteto
Developer Tools & GitRemote development environments on Kubernetes
Replaces Gitpod, Codespaces
Kubevious
Developer Tools & GitApplication-centric Kubernetes assurance and dashboard
Replaces Lens
RedwoodSDK
Developer Tools & GitReact framework for building server-side web apps
Replaces Next.js
Skooner
Developer Tools & GitSimple and lightweight Kubernetes dashboard
Replaces Kubernetes Dashboard
Drawio Desktop Server
Developer Tools & GitSelf-hosted collaborative whiteboard backend for diagrams
Replaces Miro, Lucidchart
No apps match these filters.
At a glance
| App | Deploy effort | Difficulty | Min. RAM | License | ★ Stars |
|---|---|---|---|---|---|
| Excalidraw | Under-an-hour setup | Easy | 256 MB | MIT | 133,829 |
| Hoppscotch | Under-an-hour setup | Easy | 512 MB | MIT | 80,621 |
| Penpot | Under-an-hour setup | Medium | 2,048 MB | MPL-2.0 | 61,023 |
| Streamlit | Under-an-hour setup | Easy | 512 MB | Apache-2.0 | 45,974 |
| Gradio | Under-an-hour setup | Easy | 512 MB | Apache-2.0 | 43,753 |
| K9s | Read-the-docs project | Easy | 128 MB | Apache-2.0 | 34,803 |
| SigNoz | Under-an-hour setup | Medium | 4,096 MB | MIT | 32,351 |
| Huly | Under-an-hour setup | Medium | 2,048 MB | EPL-2.0 | 27,889 |
| marimo | Read-the-docs project | Easy | 512 MB | Apache-2.0 | 23,152 |
| OpenObserve | Under-an-hour setup | Medium | 1,024 MB | AGPL-3.0 | 22,350 |
Quick picks
- Most adopted: Excalidraw (133,829 GitHub stars).
- Lightest footprint: ctop (from 32 MB RAM, against 8,192 MB for the heaviest here).
- Licensing: 13 of 27 use Apache-2.0; check the rest individually if you plan to modify and redistribute.
Every option here is open-source and self-hostable, tagged Real-Time within the developer tools & git category. Deploy effort is graded from published container recipes, not vendor claims — see the methodology.