Script to list installed apps on Android from the output of `dumpsys package packages`.

apps.py

#!/usr/bin/env python3

from collections import defaultdict
import subprocess


USERS = {"0": "main", "10": "work"}


def style(text, *codes):
    return "\33[{}m{}\33[0m".format(";".join(str(code) for code in codes), text)


def main():
    dumpsys = subprocess.run(("/system/bin/dumpsys", "package", "packages"), capture_output=True)
    uids = {}
    installers = defaultdict(set)
    flags = defaultdict(set)
    states = defaultdict(dict)
    tags = defaultdict(set)
    for line in dumpsys.stdout.decode().splitlines():
        if line.startswith("  Package ["):
            package = line.split("[")[1].split("]")[0]
        elif line.startswith("    userId="):
            uids[package] = line.split("=", 1)[1]
        elif line.startswith("    installerPackageName="):
            installer = line.split("=", 1)[1]
            installers[installer].add(package)
        elif line.startswith("    flags="):
            flags[package] = set(line.split("[", 1)[1].rsplit("]", 1)[0].split())
        elif line.startswith("    User "):
            user, meta = line[9:].split(": ", 1)
            args = dict(flag.split("=", 1) for flag in meta.split())
            if args["installed"] == "true":
                states[package][user] = args["enabled"] in ("0", "1")
    installed = {package for packages in installers.values() for package in packages}
    for package in uids:
        if package not in installed:
            installers[""].add(package)
    for installer, packages in sorted(installers.items()):
        if installer:
            print()
            print(style(installer, 1))
        for package in sorted(packages):
            uid = uids[package]
            if "SYSTEM" in flags[package]:
                tag = style("sys", 35)
            elif "DEBUGGABLE" in flags[package]:
                tag = style("dbg", 33)
            else:
                tag = "   "
            users = []
            enabled = False
            for user, name in USERS.items():
                if user not in states[package]:
                    part = "      "
                elif states[package][user]:
                    enabled = True
                    part = " {} ".format(name)
                else:
                    part = style("({})".format(name), 31)
                users.append(part)
            if not enabled:
                package = style(package, 31)
            print(f"  {uid:<5}  {tag}  {' '.join(users)}  {package}")


if __name__ == "__main__":
    main()