Nicholas Wade · Projects

CS2 Demo Viewer, Analytics dissected.

A local-first web app for parsing and visualizing Counter-Strike 2 .dem files. Review the match four ways — results, replay, aim, loadout. No cloud, no accounts.

P.01 ACTIVE · 2026 —

REPLAYTICK-BY-TICK

PLAYBACK0.5× — 4×

STACKPY · JS · REACT 19

UPLOADS≤ 512 MB

DATABASE9 TABLES

STATUSEXPANDING

CS2 Demo Viewer

github.com/DerKysersoze/cs2demoviewer_noface

Upload a .dem — or a queue of them, up to 512 MB each. Review the match four ways: sortable results with auto-detected highlights, tick-by-tick replay on multi-floor maps, aim breakdowns, and both-sides loadouts — plus a built-in SQL admin. No cloud, no accounts.

CS2 Demo Viewer — 2D map replay with player panel, floor tabs and round scrubber — **FIG. 01 — RESULTS · OVERVIEW**4 TABS · HIGHLIGHTS **FIG. 02 — MAP · REPLAY**MULTI-FLOOR **FIG. 03 — AIM · BREAKDOWN**HIT-LOCATION · PER-WEAPON **FIG. 04 — LOADOUT · T / CT**BOTH SIDES

Match Results

Four tabs — overview · rounds · aim · players
Sortable stats table, grouped by team
Auto highlights — clutches · multi-kills · bomb
Top-performer badge · steam profile links

Map Replay

Multi-floor maps — nuke · palais · train
Per-frame HP · weapon held · full match stats
Scrubber with kill + bomb markers
0.5×–4× playback · round deep links

Aim

Hits · damage · avg dmg/hit · HS-hit %
KAST · shots · accuracy
Hit-location bars — head to legs
Per-weapon table, color-coded

Loadout

CT / T side by side, per player
Agent + weapon grid per side
Skins: wear tier · float value · StatTrak™
Rebuilt from the buy windows

PARSERDEMOPARSER2

BACKENDFLASK + SQLITE

FRONTENDREACT 19 + VITE

MAP RENDERHTML5 CANVAS

UNDER THE HOOD

PIPELINEDRAG-DROP QUEUE + HISTORY

UPLOADS≤ 512 MB PER DEMO

DATABASE9 TABLES · ZERO SETUP

MAPS27 BUNDLED · MULTI-FLOOR

TESTS50 · GOLDEN-BLOB GUARD

ADMINSQL PANEL + SCHEMA MAP

VIEW THE REPO → GITHUB / DERKYSERSOZE

02 MORE VIEWS

Same demo, four lenses.

Results, replay, aim, loadout — one upload, four ways to read a match.

Match results — overview tab with stats table and auto highlights — **RESULTS**4 TABS

2D map replay — player panel, floor tabs, radar and round scrubber — **MAP REPLAY**MULTI-FLOOR

Aim breakdown with hit-location and per-weapon tables — **AIM**BREAKDOWN

Both-sides loadout with agent and weapon skins — **LOADOUT**T / CT

03 THE BENCH

Next up in the pipeline

P.03 · IN THE WORKSHOP

Visual timeline — in the works

The next cut of the viewer is on the bench, Keep watch.

PATTERN

Why I build

Tools for problems I actually have. The day job is fixing other people's breaks; this side is making my own — and documenting the whole stack while I'm at it.

04 · BACK

← BACK TO THE PORTFOLIO RESTEASY · MARKETO → LINKEDIN → BEHANCE →