Fill your GitHub contribution graph with real, backdated commits
A fast, private and offline API client for REST, gRPC, GraphQL and WebSocket services
Stage
Not given
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Founded
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Based in
CA
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Pricing model
Freemium
Open source
Pricing
Free: preview and first fill up to 7 days and 20 commits. Coffee: $5 USD one-time for one 365-day window. Time Machine: $12 USD one-time for every year since you joined. Autopilot: $3.99 USD per month or $29 USD per year for streak insurance with automatic commits on missed days.
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Key features
Live preview on your real graph with no sign-in required
Realism engine with six personas and seeded rerolls
Manual painting with brushes 1–4
Gap-only mode to respect existing contributions
Text and pixel art mode on Time Machine and Autopilot
One-click undo that deletes the generated repository
Private repository support on Time Machine and Autopilot
Contribution Doctor preflight checks
Autopilot streak insurance with configurable commit frequency
Multi-repo spread up to three repositories on Time Machine and Autopilot
REST and HTTP with every method, query and path params, JSON, XML, text, form-data, URL-encoded and binary bodies
gRPC with server reflection or proto files, unary and server-streaming calls, metadata and trailers, TLS and mutual TLS
GraphQL queries and variables with data and errors split out
WebSocket text, JSON and binary messages with live message log
Traffic proxy to capture HTTP(S) traffic of apps and phones
Python scripting for pre and post-request scripts with tests
Test cases and CI integration with chapar-cli
Environments with variables and secret values encrypted with OS keychain
Import Postman collections, OpenAPI specs and proto files
Code generation for cURL, Python, Go, JavaScript, Java, Ruby and .NET
What makes it different
Real, inspectable commits with no hidden activity
Realistic patterns based on developer behavior modeling
Preview before payment on your real GitHub graph
Complete undo in one click with automatic account restoration
Timezone-aware commits with proper timestamp handling
Local-only data with no cloud sync or telemetry
GPU-rendered native UI that starts quickly and runs on macOS, Linux and Windows without a browser engine
Collections stored as YAML files in git for version control
Built-in traffic proxy for inspecting and importing HTTP(S) traffic from other apps
RetroFill
Chapar