Node 18.x

Author: Unitech

.github/workflows/node.js.yml

@@ -10,7 +10,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [20, 24]
+        node-version: [18, 20, 24]
 
     steps:
     - uses: actions/checkout@v4
@@ -32,7 +32,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [20, latest]
+        node-version: [18, 20, latest]
 
     steps:
     - uses: actions/checkout@v4

CHANGELOG.md

@@ -3,7 +3,7 @@
 
 ### Breaking Changes
 
-- Require Node.js >= 20.0.0 (dropped Node.js 16/18 support)
+- Require Node.js >= 18.0.0 (dropped Node.js 16 support)
 
 ### Core Refactor
 
@@ -60,7 +60,7 @@
 - Add TreeKill unit tests
 - Add test scripts for internalized modules (bpm, axon, axon-rpc, io-agent)
 - Fix test compatibility for Node.js 22+ and Bun
-- CI matrix: Node.js 20 + latest
+- CI matrix: Node.js 18, 20 + latest
 
 ## 6.0.14
 

README.md

@@ -38,7 +38,7 @@ PM2 is constantly assailed by [more than 1800 tests](https://github.com/Unitech/
 
 Official website: [https://pm2.keymetrics.io/](https://pm2.keymetrics.io/)
 
-Works on Linux (stable) & macOS (stable) & Windows (stable). All Node.js versions are supported starting Node.js 20.X and Bun since v1
+Works on Linux (stable) & macOS (stable) & Windows (stable). All Node.js versions are supported starting Node.js 18.X and Bun since v1
 
 
 ## Installing PM2

modules/pm2-io-bpm/features/notify.js

@@ -107,7 +107,7 @@ class NotifyFeature {
   }
 
   onUncaughtException (error) {
-    // Node 20+ always supports console.error(error) directly
+    // Node 18+ always supports console.error(error) directly
     console.error(error)
 
     const safeError = this.getSafeError(error)

modules/pm2-io-bpm/profilers/inspectorProfiler.js

@@ -20,7 +20,7 @@ class InspectorProfiler {
     this.transport = undefined
     this.currentProfile = null
     this.logger = Debug('axm:features:profiling:inspector')
-    this.isNode11 = true // Always true on Node 20+
+    this.isNode11 = true // Always true on Node 18+
   }
 
   init () {

package-lock.json

@@ -3,7 +3,7 @@
   "preferGlobal": true,
   "version": "7.0.0",
   "engines": {
-    "node": ">=20.0.0"
+    "node": ">=18.0.0"
   },
   "directories": {
     "bin": "./bin",

package.json

@@ -5,7 +5,7 @@
 #
 # Usage:
 #   ./test/docker-parallel.sh                        # Default (Node 20)
-#   NODE_VERSION=18 ./test/docker-parallel.sh        # Specify Node version
+#   NODE_VERSION=18 ./test/docker-parallel.sh        # Specify Node version (min supported: 18)
 #   RUNTIME=bun ./test/docker-parallel.sh            # Test with Bun
 #   MAX_JOBS=8 ./test/docker-parallel.sh             # Override parallelism
 #
@@ -15,7 +15,7 @@ cd "$(dirname "$0")/.."
 # Runtime: "node" (default) or "bun"
 RUNTIME=${RUNTIME:-node}
 
-# Node.js version (default: 20, ignored if RUNTIME=bun)
+# Node.js version (default: 20 LTS, min supported: 18, ignored if RUNTIME=bun)
 NODE_VERSION=${NODE_VERSION:-20}
 
 # Auto-detect parallelism