---
title: "Upload one or more unpacked extensions (as zips) and restart Chromium"
method: POST
path: "/chromium/upload-extensions-and-restart"
---

# Upload one or more unpacked extensions (as zips) and restart Chromium

`POST /chromium/upload-extensions-and-restart`

Upload one or more extension zip archives, extract them under /home/kernel/extensions/<name>,
set runtime extension flags in /chromium/flags, restart Chromium via supervisord, and wait
until the Chromium DevTools "listening" log line is observed before returning success.

## Response `201`

Extensions uploaded, Chromium restarted, and DevTools is ready

## Other responses

- `400` — Bad Request
- `500` — Internal Server Error

## Changes

> 52 revisions in range; 4 could not be searched.

- **2025-10-06** `142d248bdc2a` — 1 info
  - endpoint added
- **2025-06-27** `f980a92ab23f` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/kernel/apis/kernel-images-api/changes/chromium/upload-extensions-and-restart/post.md)

---

[API](https://skmtc.dev/kernel/apis/kernel-images-api.md) · [All operations](https://skmtc.dev/kernel/apis/kernel-images-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/kernel/kernel-images-api/revisions/7a641fa15a85/schema)