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25 stand-ins
Bruno
Postman
Instead of Postman. A local API client that stores collections as files in your repo, with no cloud account required for the core app. Developer tools · MIT · Linux, macOS, Windows · Free, paid plans
Forgejo
GitHub
Instead of GitHub. A community Git forge, forked from Gitea, with a focus on self-hosting and a public Codeberg instance. Developer tools · GPL-3.0 · Self-hosted, Web · Free
Open WebUI
ChatGPT
Instead of ChatGPT. A self-hosted chat interface for local or remote models, with histories, tools and a familiar sidebar of conversations. Developer tools · BSD-3-Clause · Self-hosted, Web · Free
Aider
GitHub Copilot
Instead of GitHub Copilot. A terminal pair-programmer that edits your git repo with a language model and commits the result. Developer tools · Apache-2.0 · Linux, macOS, Windows · Free
authentik
Auth0
Instead of Auth0. An identity provider with visual flows for login, SSO and MFA, built to sit in front of your own apps. Developer tools · MIT · Self-hosted, Web · Free, paid edition
Beekeeper Studio
TablePlus
Instead of TablePlus. A desktop SQL editor with tabs, saved queries and SSH, and a community build that is open source. Developer tools · GPL-3.0 · Linux, macOS, Windows · Free, paid edition
BookStack
Confluence
Instead of Confluence. A wiki organised as books, chapters and pages, with a visual editor and a simple permission model. Developer tools · MIT · Self-hosted, Web · Free
Continue
GitHub Copilot
Instead of GitHub Copilot. An open-source coding assistant for VS Code and JetBrains that can talk to local or hosted models you choose. Developer tools · Apache-2.0 · macOS, Windows, Linux · Free, paid plans
DBeaver
DataGrip
Instead of DataGrip. A desktop database client for SQL and more, with an editor, an ER view and a community edition that is free to use. Developer tools · Apache-2.0 · Linux, macOS, Windows · Free, paid editions
Gitea
GitHub
Instead of GitHub. A lightweight self-hosted Git service with issues, pull requests and a package registry, easy to run as a single binary. Developer tools · MIT · Self-hosted, Web · Free, paid hosting
GitLab
GitHub
Instead of GitHub. A Git host with issues, merge requests, a registry and CI, with a Community Edition you can run on your own servers. Developer tools · MIT · Self-hosted, Web, Web · Free, paid editions
GlitchTip
Sentry
Instead of Sentry. An error tracker compatible with the Sentry SDK, that you can host yourself without a per-event bill. Developer tools · MIT · Self-hosted, Web · Free, paid hosting
Headlamp
Lens
Instead of Lens. A Kubernetes UI you can run as a desktop app or in-cluster, maintained as a CNCF project. Developer tools · Apache-2.0 · Linux, macOS, Windows, In-cluster · Free
Hoppscotch
Postman
Instead of Postman. A fast API client in the browser or on the desktop, with collections, environments and a self-hosted instance. Developer tools · MIT · Web, Linux, macOS, Windows, Self-hosted · Free
Keycloak
Auth0
Instead of Auth0. An identity server for login, single sign-on and user federation, widely used as a self-hosted stand-in for Auth0 or Okta. Developer tools · Apache-2.0 · Self-hosted, Web · Free
lazygit
GitKraken
Instead of GitKraken. A terminal UI for git that makes staging, rebasing and logging faster than raw commands, without a paid desktop client. Developer tools · MIT · Linux, macOS, Windows · Free
LocalAI
OpenAI API
Instead of OpenAI API. A self-hosted API that mimics OpenAI's endpoints for chat, images and audio, backed by local models. Developer tools · MIT · Self-hosted, Docker · Free
mitmproxy
Charles
Instead of Charles. An interactive HTTPS proxy for inspecting, replaying and scripting traffic from apps and browsers. Developer tools · MIT · Linux, macOS, Windows · Free
Podman Desktop
Docker Desktop
Instead of Docker Desktop. A desktop UI for containers and Kubernetes, using Podman by default, without a paid Docker Desktop licence for work. Developer tools · Apache-2.0 · Linux, macOS, Windows · Free
Rancher Desktop
Docker Desktop
Instead of Docker Desktop. A desktop app that runs containerd or dockerd and a local Kubernetes cluster, maintained by SUSE. Developer tools · Apache-2.0 · Linux, macOS, Windows · Free
Tabby
GitHub Copilot
Instead of GitHub Copilot. A self-hosted coding model server that serves completions into editors, so the code stays on your machines. Developer tools · Apache-2.0 · Self-hosted · Free
Uptime Kuma
Pingdom
Instead of Pingdom. A self-hosted uptime monitor with a status page, many check types and a clean dashboard. Developer tools · MIT · Self-hosted, Web · Free
Wiki.js
Confluence
Instead of Confluence. A modern wiki with Markdown, a visual editor and git storage, run as a single Node service. Developer tools · AGPL-3.0 · Self-hosted, Web · Free
Woodpecker CI
GitHub Actions
Instead of GitHub Actions. A simple CI engine that runs pipelines next to Gitea, Forgejo, GitLab or GitHub, with a small server and agents. Developer tools · Apache-2.0 · Self-hosted, Web · Free
Zitadel
Auth0
Instead of Auth0. An identity platform with organisations, tokens and events, available as a cloud or a self-hosted cluster. Developer tools · AGPL-3.0 · Self-hosted, Web · Free, paid hosting