pavanchow

Audio synthesis engine in Rust with oscillators, an ADSR envelope, mixing, and a hand-written WAV writer

Proof-of-work blockchain from scratch in pure Rust on SHA-256 with hash-based signatures, zero deps

Dependency-free tiling window manager engine in pure Rust with exact integer geometry and an invariant

Virtual CPU, assembler, and preemptive OS kernel in Rust you can boot and single-step in the browser

Time-travel debugger in Rust: step backward through a running program and scrub its execution timeline

Layer 7 reverse proxy and load balancer in Rust with health checks, circuit breaking, failover

Browser rendering engine in Rust: HTML and CSS through DOM, cascade, layout, and paint, live

Deterministic RTOS simulator in Rust: preemptive scheduler, priority inheritance, mutexes, queues

Code-intelligence engine in Rust: go to definition, find references, live diagnostics, safe rename

Rootless Linux container runtime from scratch in Rust: namespaces, pivot_root, seccomp, caps

API gateway in pure Rust: routing, key auth, and token-bucket rate limiting as one pure pipeline

Profiler in Rust from scratch: a call tree of self and total time with a chronomandala view

Embedded SQL database in Rust: a hand-written lexer, parser, and executor over a persistent table store

Embedded key-value store in Rust: an LSM tree with write-ahead log, compaction, and crash recovery

Sandbox in pure Rust that runs untrusted code safely: fuel, memory budget, depth cap, capabilities

Distributed file system in Rust: quorum writes, self-healing, content-addressed chunks

ChaCha20-Poly1305 authenticated encryption from scratch in Rust: encrypt files with a passphrase

Programmable single-binary reverse proxy in Rust where routing rules are a compiled DSL, not YAML

Neural network from scratch in Rust: a reverse-mode scalar autograd engine and a tiny MLP trained on XOR

CI/CD engine in Rust with a pure, deterministic DAG scheduler for dependency order, parallelism, caching