funman300 e5bfe58fc8 fifa17-recon: futlog.py -- client-filtered log reader, and a correction it caught
Implements the standing requirement recorded in priority-2026-08 S5: the User-Agent
filter is now the DEFAULT in the log tooling, not an option. The real client sends
ProtoHttp; our own probes send curl/* or Python-urllib/*. Reading the log unfiltered
gave this project a materially wrong picture of itself (/clubUser and /user/list had 93
and 180 hits, none from the game).

The old futlog.py was a one-off with a hardcoded path and no notion of who made the
request. Replaced with a real tool: timeline or summary, body/response display, path
regex, time window, status filter, and an --unmapped view that lists the endpoints the
client wants and we catch-all. --all and --probes exist for when you deliberately want
our own traffic.

Over the full 3044-request history: 486 requests came from the game.

IT IMMEDIATELY CAUGHT ME OVERSTATING SOMETHING. Yesterday's commit called the PUT /item
request shape "captured for the first time (the client had never successfully reached
this path)". False. There are NINE client PUT /item requests in the log, eight of them
during the failed attempts, every one carrying swap and tradeId:

  08:45:11 08:51:13 08:55:21 08:58:19 09:10:52 09:15:26 09:22:31 09:37:12 | 11:15:48

The request was on the wire and in the log the whole time. What was new was reading it.
Same class of error as the truncated decompile in S16: evidence already collected and
not looked at. REBUILD_RESEARCH S17 corrected.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01VUT92pz6RWKih9dSr8ZpxW
2026-08-04 11:28:42 -07:00

OpenFUT

Offline Ultimate Team — like SPT, but for FIFA 23.

OpenFUT replaces EA's retired FUT servers with a fully offline, single-player backend. You own FIFA 23 legitimately. You just want to keep playing after EA shut down the servers.


Repositories

Repo Purpose
openfut-core Game-independent offline FUT backend
openfut-bridge FIFA 23 integration layer + reverse-engineering proxy

Architecture

FIFA 23 client
      │
      ▼
┌─────────────────┐
│  openfut-bridge │  ← intercepts FUT traffic, maps routes, logs unknown
└────────┬────────┘
         │
         ▼
┌─────────────────┐
│  openfut-core   │  ← offline FUT backend: profiles, packs, squads, SBCs
└─────────────────┘
         │
         ▼
   SQLite database

Core is game-independent. It speaks a clean REST API and knows nothing about FIFA 23 internals.

Bridge is FIFA-specific. It speaks FIFA 23's wire protocol and translates it into Core API calls. Bridge is where all reverse engineering work happens.


Current Status

Feature Status
Local profiles + clubs Working
Coin system Working
Pack generator Working
Card collection Working
Squad builder Working
Objectives engine Working
SBC engine Working
Match rewards Working
NPC transfer market Working
Statistics Working
FIFA 23 integration 🔴 Reverse engineering in progress
Chemistry calculation 🟡 In progress
Full Draft mode 🟡 In progress
Squad Battles AI generator 🟡 In progress
Objectives claim flow 🟡 In progress

Running

# Start the offline backend
cd openfut-core
cargo run

# Start the proxy (for traffic capture / FIFA integration)
cd openfut-bridge
cargo run

Core listens on http://127.0.0.1:8080 by default. Bridge listens on http://127.0.0.1:8443 by default.


Design Principles

  • Offline-first. No EA account required. No internet connection needed.
  • Single-player only. This is not a multiplayer server emulator.
  • Data-driven. All cards, packs, SBCs, and objectives are JSON files. Everything is moddable.
  • Clean architecture. Core has zero knowledge of FIFA 23. Bridge has zero game logic.
  • No copyrighted assets. No real player images, no EA trademarks in data files.

Disclaimer

This project is not affiliated with EA Sports. You must own FIFA 23 legitimately to use this software. This project does not bypass any ownership verification and is intended only to restore offline playability of a game whose online services have been retired.

S
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