# PocketBase v0.26.0 — Release & Upgrade Intelligence
- **Product:** PocketBase (https://pocketbase.io)
- **Version:** v0.26.0
- **Released:** Mar 15, 2025
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/pocketbase/updates/v0.26.0/

## Executive Summary (TL;DR)
PocketBase v0.26.0. Source highlight: _To update the prebuilt executable you can run `./pocketbase update`._

## New Features
- Added `store.Store.SetFunc(key, func(old T) new T)` to set/update a store value with the return result of the callback in a concurrent safe manner.
- Added `subscription.Message.WriteSSE(w, id)` for writing an SSE formatted message into the provided writer interface (_used mostly to assist with the unit testing_).
- Added `$os.stat(file)` JSVM helper (#6407).
- Added log warning for `async` marked JSVM handlers and resolve when possible the returned `Promise` as fallback (#6476).

## Improvements
- Other minor improvements (_fixed query dev log nested parameters output, reintroduced `DynamicModel` object/array props reflect types caching, updated Go and npm deps, etc._)