🦔 PostHog is an all-in-one developer platform for building successful products. We offer product analytics, web analytics, session replay, error tracking, feature flags, experimentation, surveys, data warehouse, a CDP, and an AI product assistant to help debug your code, ship features faster, and keep all your usage and customer data in one stack.

record and replay the web

GoReplay is an open-source tool for capturing and replaying live HTTP traffic into a test environment in order to continuously test your system with real data. It can be used to increase confidence in code deployments, configuration changes and infrastructure changes.

DevTools for Redux with hot reloading, action replay, and customizable UI

Session replay, cobrowsing and product analytics you can self-host. Best for reproducing issues and iterating on your product.

Record and Replay Framework

Record, Replay, and Stub HTTP Interactions.

Resolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors powered by ClickHouse and OpenTelemetry.

highlight.io: The open source, full-stack monitoring platform. Error monitoring, session replay, logging, distributed tracing, and more.

Record your test suite's HTTP interactions and replay them during future test runs for fast, deterministic, accurate tests.

An interactive Formula 1 race visualisation and data analysis tool built with Python! 🏎️

An online request replication and TCP stream replay tool, ideal for real testing, performance testing, stability testing, stress testing, load testing, smoke testing, and more.

A cinematic Git commit replay tool for the terminal, turning your Git history into a living, animated story.

Twitch VOD/Clip Downloader - Chat Download/Render/Replay

Pytorch Implementation of DQN / DDQN / Prioritized replay/ noisy networks/ distributional values/ Rainbow/ hierarchical RL

A versatile and portable proxy for capturing, manipulating, and replaying HTTP/HTTPS traffic on the go.

A Magical Web Recorder & Player 🖥

Graphics API Debugger

An NFC research toolkit application for Android

A replayable arcade shooter where you control a snake of heroes.

PyTorch implementation of various methods for continual learning (XdG, EWC, SI, LwF, FROMP, DGR, BI-R, ER, A-GEM, iCaRL, Generative Classifier) in three different scenarios.

replay or stream website access logs as a retro arcade game

Core Python Web Archiving Toolkit for replay and recording of web archives

OpenDota: Open source Dota 2 data platform with automated replay parsing

A replayable arcade shooter with a focus on build theorycrafting.

Hermit launches linux x86_64 programs in a special, hermetically isolated sandbox to control their execution. Hermit translates normal, nondeterministic behavior, into deterministic, repeatable behavior. This can be used for various applications, including replay-debugging, reproducible artifacts, chaos mode concurrency testing and bug analysis.

Record and replay your HTTP interactions for fast, deterministic and accurate tests

月光宝盒：无侵入的流量录制与回放平台 A server-side traffic capture and replay platform with noninvasive

Library that provides an API to replay and stringify recordings created using Chrome DevTools Recorder

Pcap editing and replay tools for *NIX and Windows - Users please download source from