{"passport":{"unfragile":{"@version":"1.0","version":"2026-05","artifact":{"id":"hn-47276604","slug":"claude-replay-a-video-like-player-for-claude-code-","name":"Claude-replay – A video-like player for Claude Code sessions","type":"cli","url":"https://github.com/es617/claude-replay","page_url":"https://unfragile.ai/claude-replay-a-video-like-player-for-claude-code-","categories":["automation"],"tags":["hackernews","show-hn"],"pricing":{"model":"open_source","free":true,"starting_price":null},"status":"active","verified":false},"capabilities":[{"id":"hn-47276604__cap_0","uri":"capability://automation.workflow.claude.code.session.recording.and.serialization","name":"claude code session recording and serialization","description":"Captures and serializes Claude Code IDE interactions (file edits, terminal commands, LLM exchanges) into a structured log format that preserves the temporal sequence and state transitions of a coding session. The implementation likely intercepts Claude's internal event stream or parses session artifacts to create a machine-readable replay log with timestamps and deltas.","intents":["Record a complete Claude Code session for later playback and review","Export coding workflows as reproducible artifacts for documentation","Capture the exact sequence of LLM-assisted edits for analysis or sharing"],"best_for":["developers wanting to document or share Claude Code workflows","teams reviewing AI-assisted coding sessions for knowledge transfer","educators demonstrating Claude's code generation capabilities"],"limitations":["Depends on Claude Code's internal session format — may break with Claude IDE updates","No built-in filtering of sensitive data (API keys, credentials) in recorded sessions","Recording overhead and storage size scale with session complexity and file count"],"requires":["Claude Code IDE installed and configured","Node.js or Python runtime (depending on implementation)","Access to Claude Code session artifacts or logs"],"input_types":["Claude Code session artifacts","IDE event logs","File system state snapshots"],"output_types":["Structured replay log (JSON or binary format)","Session metadata with timestamps"],"categories":["automation-workflow","developer-tools"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"hn-47276604__cap_1","uri":"capability://automation.workflow.video.like.playback.of.code.session.timeline","name":"video-like playback of code session timeline","description":"Implements a player interface that renders Claude Code sessions as a seekable, time-scrubbed video-like experience, stepping through code edits, terminal outputs, and LLM interactions frame-by-frame or at variable playback speed. The player reconstructs the IDE state at each point in the timeline by replaying deltas or snapshots from the serialized session log.","intents":["Watch a coding session unfold at accelerated or normal speed without re-running it","Jump to specific moments in a session (e.g., 'show me when the bug was fixed')","Pause and inspect code state at any point in the session timeline"],"best_for":["developers reviewing their own or others' Claude Code sessions","teams conducting code reviews of AI-assisted work","content creators demonstrating coding workflows"],"limitations":["Playback fidelity depends on completeness of recorded session data — missing events cause gaps","No interactive editing during playback (read-only mode)","Performance degrades with very long sessions (>1 hour) due to state reconstruction overhead"],"requires":["Valid Claude Code session replay log file","CLI runtime environment (Node.js, Python, or compiled binary)","Terminal or TTY support for rendering code and output"],"input_types":["Serialized session replay log","Playback control commands (play, pause, seek, speed)"],"output_types":["Rendered code snapshots","Terminal output at each frame","Metadata (timestamp, line numbers, file paths)"],"categories":["automation-workflow","developer-tools"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"hn-47276604__cap_2","uri":"capability://code.generation.editing.incremental.code.diff.visualization.during.playback","name":"incremental code diff visualization during playback","description":"Renders file changes as visual diffs during session playback, showing added/removed/modified lines with syntax highlighting and context. The implementation tracks file state across the session timeline and computes line-level diffs between consecutive edits, displaying them in a format similar to git diff or IDE side-by-side editors.","intents":["See exactly what code changed at each step of the session","Understand the progression of edits leading to a final solution","Identify when specific bugs were introduced or fixed"],"best_for":["code reviewers analyzing AI-assisted changes","developers learning from recorded Claude Code sessions","teams auditing the quality of LLM-generated code changes"],"limitations":["Diff computation adds latency during playback, especially for large files (>10K lines)","Syntax highlighting limited to languages supported by the underlying highlighter library","No semantic diff (e.g., detecting renamed variables or refactored functions) — only line-level changes"],"requires":["Session log with file content snapshots or deltas","Syntax highlighter library (e.g., Prism, Highlight.js, or Pygments)","Terminal or web renderer supporting ANSI color codes or HTML"],"input_types":["File content at each session frame","Edit metadata (line numbers, change type)"],"output_types":["Colored diff output (added/removed/modified lines)","Side-by-side or unified diff format"],"categories":["code-generation-editing","developer-tools"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"hn-47276604__cap_3","uri":"capability://automation.workflow.terminal.output.capture.and.replay","name":"terminal output capture and replay","description":"Records and replays terminal/CLI output that occurred during the Claude Code session, including command execution, stdout/stderr, and interactive prompts. The implementation captures terminal state (including ANSI escape codes for colors and formatting) at each session frame and reconstructs the terminal view during playback.","intents":["See the exact terminal output that was generated during the session","Understand the build/test/run results at each step","Replay interactive terminal sessions with user inputs"],"best_for":["developers reviewing full-stack sessions (code + build/test output)","teams validating that AI-assisted code actually runs correctly","educators demonstrating end-to-end workflows"],"limitations":["Interactive terminal input (user typing) may not be fully captured or replayed","ANSI escape code handling varies across terminals — colors/formatting may not render identically","Large terminal buffers (>100K lines) can bloat session file size"],"requires":["Terminal emulator or TTY that supports ANSI codes","Session log with terminal output snapshots","CLI runtime environment"],"input_types":["Terminal output with ANSI escape codes","Command execution metadata (exit codes, timing)"],"output_types":["Rendered terminal view with colors and formatting","Plain text terminal output"],"categories":["automation-workflow","developer-tools"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"hn-47276604__cap_4","uri":"capability://text.generation.language.llm.prompt.response.pair.extraction.and.display","name":"llm prompt-response pair extraction and display","description":"Extracts and displays the Claude prompts and responses that drove code changes during the session, showing the reasoning behind each edit. The implementation parses Claude Code's internal conversation history or reconstructs it from session artifacts, linking each LLM turn to the code changes it produced.","intents":["Understand what prompt led to each code change","Review the LLM's reasoning and suggestions","Trace the conversation flow that shaped the final solution"],"best_for":["developers learning how to prompt Claude effectively","teams auditing LLM-assisted code for quality and alignment","researchers studying LLM behavior in IDE contexts"],"limitations":["Prompt-response linking may be imperfect if session log doesn't explicitly track causality","Long or multi-turn conversations may be truncated or summarized in the replay","No access to Claude's internal reasoning (only user-visible prompts and responses)"],"requires":["Session log with LLM conversation history","Mapping between LLM turns and code changes"],"input_types":["Claude prompt text","Claude response text","Metadata linking responses to code edits"],"output_types":["Formatted prompt-response pairs","Conversation thread with timestamps"],"categories":["text-generation-language","developer-tools"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"hn-47276604__cap_5","uri":"capability://automation.workflow.playback.speed.and.timeline.control","name":"playback speed and timeline control","description":"Provides standard video player controls for session playback: play/pause, seek to arbitrary points in the timeline, variable playback speed (0.5x to 4x), and frame-by-frame stepping. The implementation maintains a playback cursor and reconstructs session state at any requested point by replaying deltas from the start or from cached checkpoints.","intents":["Fast-forward through slow or uninteresting parts of a session","Slow down to carefully examine complex code changes","Jump to a specific time or event in the session"],"best_for":["viewers with limited time who want to quickly review sessions","detailed code reviewers who need to examine specific moments","educators pacing demonstrations for classroom or video content"],"limitations":["Seeking to distant points in the timeline may require replaying large amounts of state (slow without checkpoints)","Variable speed playback may cause terminal output to become unreadable at high speeds","No built-in bookmarking or chapter markers — users must manually note timestamps"],"requires":["Session log with temporal metadata","CLI or UI framework supporting interactive input (keyboard/mouse)"],"input_types":["Playback control commands (play, pause, seek, speed)","Timestamp or frame number for seeking"],"output_types":["Current session state at requested point","Playback status (current time, duration, speed)"],"categories":["automation-workflow","developer-tools"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"hn-47276604__cap_6","uri":"capability://data.processing.analysis.session.file.format.parsing.and.validation","name":"session file format parsing and validation","description":"Parses and validates the serialized session log format, handling version compatibility, data integrity checks, and graceful degradation for incomplete or corrupted records. The implementation likely uses a structured format (JSON, Protocol Buffers, or custom binary) with schema validation and error recovery.","intents":["Load and validate session files before playback","Detect and report corrupted or incomplete session data","Support multiple versions of the session format for backward compatibility"],"best_for":["developers building tools that consume session files","teams sharing sessions across different versions of claude-replay","users debugging playback issues caused by malformed session data"],"limitations":["Format changes in Claude Code IDE may break compatibility with older session files","No automatic repair of corrupted data — users must re-record sessions","Large session files (>100MB) may be slow to parse and validate"],"requires":["Session log file in the expected format","Parser library matching the session format (JSON parser, protobuf library, etc.)"],"input_types":["Session log file (binary or text format)"],"output_types":["Parsed session object in memory","Validation errors or warnings"],"categories":["data-processing-analysis","developer-tools"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"hn-47276604__cap_7","uri":"capability://automation.workflow.cli.interface.with.interactive.playback.controls","name":"cli interface with interactive playback controls","description":"Provides a command-line interface for loading sessions and controlling playback through keyboard input or command arguments. The implementation uses a terminal UI library (e.g., Blessed, Ink, or Curses) to render the player interface and handle real-time input, or a simpler line-based interface for basic control.","intents":["Load a session file and start playback from the CLI","Control playback using keyboard shortcuts (space to play/pause, arrow keys to seek, etc.)","Export or convert session data from the command line"],"best_for":["developers comfortable with CLI tools","automation scripts that need to replay sessions programmatically","headless environments without GUI support"],"limitations":["Terminal rendering quality varies across different terminal emulators","Complex UI layouts may be difficult to implement in a terminal","Mouse support is limited or unavailable in some terminal environments"],"requires":["Terminal emulator with ANSI support","Node.js or Python runtime","Keyboard input support (TTY)"],"input_types":["Command-line arguments","Keyboard input during playback"],"output_types":["Rendered player UI in terminal","Playback status and metadata"],"categories":["automation-workflow","developer-tools"],"confidence":0.5,"matches":0,"success_rate":0}],"trust":{"score":43,"verified":false,"data_access_risk":"high","permissions":["Claude Code IDE installed and configured","Node.js or Python runtime (depending on implementation)","Access to Claude Code session artifacts or logs","Valid Claude Code session replay log file","CLI runtime environment (Node.js, Python, or compiled binary)","Terminal or TTY support for rendering code and output","Session log with file content snapshots or deltas","Syntax highlighter library (e.g., Prism, Highlight.js, or Pygments)","Terminal or web renderer supporting ANSI color codes or HTML","Terminal emulator or TTY that supports ANSI codes"],"failure_modes":["Depends on Claude Code's internal session format — may break with Claude IDE updates","No built-in filtering of sensitive data (API keys, credentials) in recorded sessions","Recording overhead and storage size scale with session complexity and file count","Playback fidelity depends on completeness of recorded session data — missing events cause gaps","No interactive editing during playback (read-only mode)","Performance degrades with very long sessions (>1 hour) due to state reconstruction overhead","Diff computation adds latency during playback, especially for large files (>10K lines)","Syntax highlighting limited to languages supported by the underlying highlighter library","No semantic diff (e.g., detecting renamed variables or refactored functions) — only line-level changes","Interactive terminal input (user typing) may not be fully captured or replayed","builder identity is not verified yet","no observed match outcomes yet"],"rank_breakdown":{"adoption":0.7,"quality":0.26,"ecosystem":0.46,"match_graph":0.25,"freshness":0.6,"weights":{"adoption":0.25,"quality":0.25,"ecosystem":0.1,"match_graph":0.28,"freshness":0.12}},"observed_outcomes":{"matches":0,"success_rate":0,"avg_confidence":0,"top_intents":[],"last_matched_at":null},"maintenance":{"status":"active","updated_at":"2026-06-17T09:51:04.692Z","last_scraped_at":"2026-05-04T08:10:06.239Z","last_commit":null},"community":{"stars":null,"forks":null,"weekly_downloads":null,"model_downloads":null,"model_likes":null}},"distribution":{"claim_url":"https://unfragile.ai/submit?claim=claude-replay-a-video-like-player-for-claude-code-","compare_url":"https://unfragile.ai/compare?artifact=claude-replay-a-video-like-player-for-claude-code-"}},"signature":"wfpYwcPz5qFP3nzXBai8EG8erZ2yzYrW0PzB9kXGoxCRZ47xOlxRlKUcupptvZVpbvoxMqSutuTVsvCIm/yzAw==","signedAt":"2026-06-22T20:55:38.955Z","signedBy":"unfragile.ai","version":1},"_links":{"self":"https://unfragile.ai/api/v1/passport/claude-replay-a-video-like-player-for-claude-code-","artifact":"https://unfragile.ai/claude-replay-a-video-like-player-for-claude-code-","verify":"https://unfragile.ai/api/v1/verify?slug=claude-replay-a-video-like-player-for-claude-code-","publicKey":"https://unfragile.ai/api/v1/trust-passport-public-key","spec":"https://unfragile.ai/trust","schema":"https://unfragile.ai/schema.json","docs":"https://unfragile.ai/docs"}}