Best self-hosted Developer Tools apps

OpenHands

OpenHands/OpenHands

Platform for AI software development agents that write code and run commands.

code-server

coder/code-server

VS Code in the browser, hosted on a remote server.

Sentry Self-Hosted

getsentry/sentry

Powerful error tracking platform with wide language support and a robust API.

PostHog

PostHog/posthog

Product analytics, session recording, feature flagging and a/b testing that you can self-host (alternative to Mixpanel, Amplitude, Heap, HotJar, Optimizely).

Portainer

portainer/portainer

Web UI for managing Docker, Swarm and Kubernetes environments.

Langfuse

langfuse/langfuse

LLM engineering platform for model tracing, prompt management, and application evaluation. Langfuse helps teams collaboratively debug, analyze, and iterate on their LLM applications such as chatbots…

k6

grafana/k6

Modern load testing tool using JavaScript scripts.

Temporal

temporalio/temporal

Durable execution platform for reliable workflows and background jobs.

Verdaccio

verdaccio/verdaccio

Lightweight private npm proxy registry.

Coder

coder/coder

Remote development machines on your own infrastructure.

JupyterLab

jupyterlab/jupyterlab

Web-based environment for interactive and reproducible computing.

OpenBao

openbao/openbao

Open-source fork of Vault for managing secrets and encryption keys.

Eclipse Che

eclipse-che/che

Open source workspace server and cloud IDE.

Flagsmith

Flagsmith/flagsmith

Dashboard, API and SDKs for adding Feature Flags to your applications (alternative to LaunchDarkly).

Weblate

WeblateOrg/weblate

Web-based translation tool with tight version control integration.

RStudio Server

rstudio/rstudio

Web browser based IDE for R.

Flipt

flipt-io/flipt

Feature flag solution with support for multiple data backends (alternative to LaunchDarkly).

Judge0 CE

judge0/judge0

API to compile and run source code.

Tolgee

tolgee/tolgee-platform

Developer & translator friendly web-based localization platform enabling users to translate directly in the app they develop.

Lowdefy

lowdefy/lowdefy

Build internal tools, BI dashboards, admin panels, CRUD apps and workflows in minutes using YAML / JSON.

Azimutt

azimuttapp/azimutt

Visual database exploration made for real world databases (big and messy). Explore your database schema as well as data, document them, extend them and even get analysis and guidelines.

Traduora

ever-co/ever-traduora

Translation management platform for teams.

GO Feature Flag

thomaspoignant/go-feature-flag

Simple, complete, and lightweight feature flag solution (alternative to LaunchDarkly).

Featbit

featbit/featbit

Enterprise-grade feature flag platform that you can self-host.

LiveCodes

live-codes/livecodes

Feature-rich client-side code playground for React, Vue, Svelte, Solid, Typescript, Python, Go, Ruby, PHP and 90+ other languages.

Accent

mirego/accent

Developer-oriented translation tool.

Bencher

bencherdev/bencher

Suite of continuous benchmarking tools designed to catch performance regressions in CI.

Hopp

gethopp/hopp

Remote pair programming app with low-latency 4K screen sharing, drawing, and remote control, with clients for macOS and Windows (alternative to Tuple, Pop, Drovio, Coscreen).

Atheos

Atheos/Atheos

Web-based IDE framework with a small footprint and minimal requirements, continued from Codiad.

WebHook Tester

tarampampam/webhook-tester

Powerful tool for testing WebHooks and more.

Localess

Lessify/localess

Powerful translation management and content management system. Manage and translate your website or app content into multiple languages, using AI to translate faster.

Nona

Ryware/nona-config

Remote configuration and feature flag service with a single REST API, multiple environments, and official JavaScript and .NET clients (alternative to Firebase Remote Config).

RapidForge

rapidforge-io/rapidforge

Lightweight platform for building webhooks, scheduled tasks and pages. Implement your logic with Bash or Lua.

Request Inbox

jesusnoseq/request-inbox

Collect and inspect HTTP requests for testing and debugging. Create and manage inboxes, capture detailed request data, configure custom responses.