Sanjay Santhanam

I build things end-to-end - backends, systems, ML, developer tools, native apps, browser games, and the occasional TUI. M.S. in Computer Science, Syracuse University.

Recent

Pinned projects

• optune — open-source Logitech Options+ replacement for macOS. Native Swift 6 + SwiftUI Liquid Glass, IOKit HID++ transport, 8 HID++ features (battery, DPI, SmartShift, button remap, host switching, onboard profiles, keyboard backlight, Fn-lock), per-app profiles, CLI + menu bar app + shared Core. Homebrew tap available.
• flight-sim — browser flight simulator with takeoff, landing, instrument HUD, and a Three.js terrain pipeline. No install, runs from gh-pages.
• snip — production-grade self-hosted URL shortener. TypeScript, Postgres, Redis, ClickHouse, BullMQ. Token-bucket rate limiting, signed webhooks, workspace RBAC, CLI client.
• tsk — keyboard-first markdown todo manager. Go, Bubbletea TUI, atomic writes, natural-language due dates, shell completions.
• core-stealth — privacy-auditing and QA browser harness. Tauri 2 + Rust core with a TypeScript UI, isolated browser profiles, fingerprint surface inspection, and region-locked QA runs.
• signalclaw — terminal-style quant research dashboard. TypeScript + Python backtest engine, ticker tape, equity and drawdown panes, regime-aware header, true-black palette.
• codeclone — code-clone detection and ML evaluation dashboard. TypeScript + Python, synced side-by-side diff, eval pass/fail grid, Dockerized services with Terraform config.
• clawhum — audio fingerprinting and hum-to-find search. Python DSP pipeline behind a TypeScript oscilloscope UI, waveform panels, transport meters, spectrogram match previews.
• adherence-ml — clinical ML observability for medication adherence models. TypeScript + Python, live KPI sparklines, SHAP waterfall explainer, IBM Plex type system.
• ai-particle-simulator — describe an effect, render 20K+ GPU-accelerated particles. React + Three.js + WebGL, LLM-driven prompt-to-shader pipeline.

CLIs & dev tools

• snippet-dev — local-first code snippet manager with fuzzy search, tags, syntax highlighting.
• markdown-zen — distraction-free markdown editor with focus mode and a custom in-browser parser.
• devdash — personal dev dashboard with glassmorphism UI, drag-and-drop widgets, Spotify and Gmail integrations.
• context-clipboard — context-aware clipboard for Chrome, Brave, Edge, and Firefox. MV3, local-only, captures source URL + page title + surrounding paragraph, in-page command palette, OCR.
• gitsight — open Git visualization for VS Code. Commit graph, blame heatmap, interactive rebase, GitHub PR review inline.
• clawreview — terse, dense, keyboard-first code review UI. Severity left-rails, mono everywhere, j/k nav, ⌘K palette.
• clawmind — paper-cream knowledge tool. Top composer, two-column reading, inline numbered citations.
• Med-Tracker — calm pharmacy app with day-rail timeline, capsule motifs, and warm pillbox tokens.
• regex-lab — live regex tester with shareable URL state.
• data-forge — CSV/JSON explorer with multi-column filters and canvas-rendered charts.

Visual & creative

• pixel-forge — image to retro pixel art. Floyd–Steinberg dithering, 14 palettes, SVG export.
• fractal-lab — Mandelbrot + Julia explorer with deep zoom and palette mapping.
• ascii-webcam — real-time webcam to ASCII in the browser.
• retro-terminal — CRT terminal emulator with scanlines and phosphor glow.
• CakePond — ambient SwiftUI koi pond for macOS.
• sunsprout — cozy pixel village + farm simulator that runs in the browser.
• gta-vibes — two browser games inspired by GTA. Top-down 2D and 3D Three.js, WASD, no install.
• shotclassify — broadcast-graphic screenshot classifier. Felt-green scorebug chips, ESPN-style ticker, live classification feed.

Open source contributions

Merged PRs across upstream projects.

AI, agents & memory

• openclaw/openclaw — agent runtime fixes for streamed-reply recovery (#71467), secrets auditing (#69581), Codex compaction auth (#86418), memory-core warning suppression (#69941), Discord voice session reuse (#97746), PluralKit DM pairing (#86397), omitted synthetic maxTokens fallbacks (#98312), and clearer plugin-install failures (#98497).
• HKUDS/LightRAG: #3406 exposes the thinking-token budget in role configuration.
• OpenAgentHQ/openagent-eval: #170 normalizes naive staleness timestamps in corpus evaluation; #192 includes the diagnosis step in structured error details.
• OpenAgentHQ/modeldock: #146 verifies that an Ollama model exists after a pull completes.
• bradygaster/squad: #1492 prevents binary corruption when files under .squad/ are externalized and restored.
• MakazhanAlpamys/Soup: #315 runs built-in benchmark gate tasks during evaluation.
• turnstonelabs/turnstone: #862 records operator skill changes in session history.
• repowise-dev/repowise: #848 uses synchronous execution for webhook jobs.
• memtomem/memtomem: #1793 splits oversized Markdown parts during chunking.
• academy-agents/academy: #433 fixes the default Academy home-directory location.
• garrytan/gbrain: #1554 replaces a POSIX-only postinstall shim with a cross-platform Node implementation.
• laceyp99/conductor-core: #20 logs unsupported Google reasoning-effort values instead of silently accepting them.
• nesquena/hermes-webui — direct merges for an endless-scroll race (#1949), streaming timing (#1599), mobile keyboard Enter behavior (#3130), session-refresh polling (#3129), Docker guidance (#2950), provider-key errors (#2949), and transcript tool-card styling (#2948); release-integrated contributions for expired clarify prompts (#4524), bounded non-git context walks (#4225), paused cron grouping (#4223), default CLI-session visibility (#4222), external-session files (#3314), ephemeral turn fields (#3313, #3131), remote gateway health (#3312), SSE connection handling (#3128), intermediate-message navigation (#3127), model-picker keyboard navigation (#2952), cross-container liveness (#1887), provider configuration (#1883, #1783), and streaming scroll unpinning (#1732).
• outsourc-e/hermes-workspace — slash-menu autocomplete (#251), a distinct gateway-auth-rejected path (#250), and a dashboard health probe integrated through a shared commit (#289).
• MrReasonable/sluice: the empty Claude Max response guard from #33 landed through replacement PR #37.
• steipete/CodexBar: the missing five_hour OAuth fallback from #741 was folded into a maintainer patch on main.
• huggingface/huggingface_hub — #4278: fix typos in comments and a debug log message.
• OpenHands/software-agent-sdk — #3399: pin ACP npx launchers to reviewed versions.
• OpenHands/OpenHands — #14577: fix typos across comments, docstrings, and log messages.
• plastic-labs/honcho — corrected the surprisal filter format for level observations (#581).
• dkedar7/streamlit-mcp — #63 accepts typed current values in schemas for widgets with non-string options.

Language tooling & lexers

• astral-sh/ruff — #26318: skip D418 (overload-with-docstring) in stub files, where overloads cannot carry the docstring on an implementation.
• pygments/pygments: 15 lexer and formatter fixes across Kotlin (#3178, #3212), C++ (#3176), LaTeX/TeX (#3175, #3204), TypeScript (#3172), Ruby (#3171), Vala (#3206, #3207), Jsonnet (#3208), YAML (#3209), SCSS (#3210), Kusto (#3211), C# (#3213), and JSX (#3214).
• gilch/hissp: #327 falls back to a higher pickle protocol when protocol 0 fails.
• davidhalter/parso: #242 stops treating a walrus argument as a keyword argument.
• trentm/python-markdown2: #719 treats head and style as block-level tags.
• PyCQA/docformatter: #364 stops treating a bracketed string literal as an attribute docstring; #363 stops splitting a summary on a period inside an inline literal; #362 stops emitting stray newline tokens before a trailing comment.
• PyCQA/autoflake: #361 treats interpreter builtin modules as safe imports.
• tconbeer/sqlfmt: #843 stops treating semicolons inside comments as statement terminators.
• pylint-dev/pylint: #11187 fixes an assignment-from-no-return false positive on a trailing raise.
• pylint-dev/astroid: #3152 only adds the _HAS_DEFAULT_FACTORY sentinel when a default_factory is used.

Developer & infra tooling

• codespell-project/codespell: #3975 scopes TOML configuration reads to [tool.codespell].
• fsspec/filesystem_spec: #2072 fixes S3 parent paths in ArrowFSWrapper; #2074 fixes removal of directory symlinks in LocalFileSystem.
• shanevcantwell/llauncher: #353 keeps same-model servers distinct by port in the UI.
• mila-iqia/cluv: #144 preserves an existing results directory during initialization.
• ministackorg/ministack: #1089 honors LogType when returning Lambda invocation logs.
• wntrblm/nox: #1127 corrects python_versions() minimum resolution for major-only and multiple lower bounds.
• urwid/urwid: #1187 copies signal-handler lists before emission so mutation cannot skip callbacks.
• BrianPugh/cyclopts: #860 restores zsh subcommand completion after meta positionals.
• tomerfiliba/plumbum: #838 ignores annotations for non-positional main parameters in the CLI layer.
• rclone/rclone — goroutine leak in NewStatsGroup for zero-transfer rc jobs (#9568); serve webdav default Overwrite: T for COPY/MOVE (#9558).
• goreleaser/goreleaser — #6684: default the winget head branch to a versioned template.
• astral-sh/uv — #19983: explain why files are skipped during registry index parsing.
• helix-editor/helix — #15939: editorconfig test coverage for empty alternate brace groups.
• prowler-cloud/prowler — #11823: skip MANUAL findings in the compliance section tally to avoid a KeyError.
• 1Panel-dev/1Panel — IPv6 hosts in the self-signed SSL flow (#12652) and exec.LookPath for cross-platform command detection (#12651).
• sqlfluff/sqlfluff: #8062 parses ClickHouse tuple-element access on arbitrary expressions.
• yfosp/start-here: #953 adds Sanjay to the contributor list.
• napalm-automation/napalm: #2333 brackets literal IPv6 hosts when building the NX-API URL.
• Ericsson/codechecker: #5002 strips ANSI escapes from clang-tidy output when collecting mentioned files.
• soxoj/maigret: #2924 stops the SUPPORTED_IDS branch re-adding a rejected username in extract_ids_from_page.
• sartography/SpiffWorkflow: #483 raises a clear ValidationException for a ServiceTask with no operator.
• casperdcl/git-fame: #125 counts LOC and files when passing multiple repos.
• tqdm/shtab: #221 treats nargs=0 custom actions as flags in zsh; #220 supports non-sequence choices in zsh completion.
• nicolargo/glances: #3635 resolves port alert level by severity instead of dict ordering; #3626 corrects the column/value mismatch for list plugins in TimescaleDB.
• boxed/mutmut: #542 forwards the generator return value through the trampoline.
• mkb79/audible-cli: #269 passes the config path to click.edit as a string.
• ipspace/netlab: #3720 catches KeyboardInterrupt when aborting test cleanup.
• MarketSquare/robotframework-robocop: #1786 marks --ignore values as matched for rules below --threshold.
• GothenburgBitFactory/bugwarrior: #1227 coerces the Logseq block id to an int for a stable unique key.
• opensteno/plover: #1857 escapes characters outside code page 1252 on RTF/CRE export.
• amanusk/s-tui: #296 handles non-IndexError failures in graph and summary updates; #295 falls back to /proc/device-tree/model for the processor name.
• abrignoni/iLEAPP: #1773 skips NoteStore.sqlite files without the CloudKit table; #1772 handles alarms whose sound is a song.
• sipyourdrink-ltd/bernstein: #3163 fails loudly when no trend-scan fetcher is configured.
• microsoft/WinAppVSCE: #116 resolves a relative launch.json workingDirectory against the workspace folder.
• GNS3/gns3-server: #2833 stops starting nodes when deleting a project; #2831 corrects an always-true state check in DockerVM.stop().
• Kohei-Wada/taskdog: #1168 reports real statistics sections in get_statistics; #1165 aligns the SQL end_date filter with whole-day semantics.
• doorstop-dev/doorstop: #808 stops escaping dollar signs that delimit inline math in LaTeX export; #802 reports links to inactive items as inactive rather than unknown.
• ebroecker/canmatrix: #919 preserves the NS_ new-symbols section on dbc-to-dbc conversion.
• mnemosyne-oss/mnemosyne: #542 reports memory_not_found when invalidate matches no row.
• rmartin16/qbittorrent-api: #644 preserves the cached client when slicing or copying List objects.
• ai-dynamo/aiperf: #1195 handles top-level JSON array responses.
• Bachmann1234/diff_cover: #612 honors the format option from the config file.
• CodeGraphContext/CodeGraphContext: #1376 wires PARALLEL_WORKERS config to indexing concurrency.
• mstar-project/mstar: #190 decodes streamed lines when Content-Type has no charset.
• carderne/signal-export: #224 stops creating the output folder when no chats are exported.
• snstac/pytak: #104 warns when WS TX sends raw XML to a TAK Protocol endpoint.
• archlinux/archinstall: #4670 adds ghostscript to the print service packages.
• apache/libcloud: #2173 includes IPv6 addresses in DigitalOcean node public/private IPs.
• common-workflow-language/cwltool: #2316 gives a meaningful error for an empty job order file.
• jorio/gitfourchette: #130 reports Git's error instead of NotImplementedError on cherry-pick.
• papis/papis: #1212 makes YAML export appendable.

Python libraries

• chardet/chardet: #372 stops ASCII +<digits> text from being misdetected as UTF-7.
• uqfoundation/dill: #764 marks TestNamespace as a non-test class during collection.
• mahmoud/boltons: #418 prevents singularize() from mangling words ending in ss.
• redis/redis-py: #4193 restores Sentinel connection-pool capacity after failover.
• pydantic/pydantic-settings: #910 parses enum names through nested annotations.
• pydantic/pydantic-extra-types: #403 rejects non-ASCII digits in ABA routing numbers.
• jd/tenacity: #654 avoids unnecessary exponential-wait computation.
• GrahamDumpleton/wrapt: #345 makes bytes() on a proxy match the wrapped object.
• splintered-reality/py_trees: #505 recovers memory sequences after child replacement.
• nose-devs/nose2: #674 fixes JUnit XML timestamps for subtests.
• python-poetry/tomlkit: #551 preserves a multiline string's leading newline when built with string().
• rthalley/dnspython — #1279: raise BadTTL for non-decimal Unicode digits in dns.ttl.from_text().
• lepture/mistune — #462: escape literal emphasis markers in MarkdownRenderer; #471: apply the escape flag to a user-supplied HTML renderer.
• wireservice/agate — #813: fix Table.from_fixed reading data as schema for a file-like schema_path.
• kvesteri/sqlalchemy-utils — #812: fix PasswordType dropping updates when the column was previously NULL.
• neuml/txtai — #1125: raise SQLError on unterminated bracket and function clauses.
• dottxt-ai/outlines — #1898: don't require a provider's optional SDK to normalize errors.
• marshmallow-code/webargs — #1076: modernize the aiohttpparser docstring example.
• vimalloc/flask-jwt-extended — #579: replace deprecated datetime.utcnow().
• tweepy/tweepy — #2241: replace deprecated datetime.utcnow() in MongodbCache.store.
• wolph/python-progressbar — #318: detect color support for xterm-* TERM values.
• jab/bidict: #380 materializes product() inputs passed to parametrized tests.
• fabiocaccamo/python-benedict: #583 handles non-string dictionary keys that contain lists in key-list and key-path traversal.
• more-itertools/more-itertools: #1200 rejects negative slice sizes in sliced().
• Yakifo/amqtt — #350 treats empty or truncated MQTT fixed-header reads as end-of-stream.
• aplbrain/grand-cypher: #114 returns NULL from scalar functions given invalid argument types.
• sooperset/mcp-atlassian: #1550 surfaces the environment system field on JiraIssue.
• mpmath/mpmath: #1150 avoids spurious overflow in fp.gammaprod.
• deeplook/svglib: #499 respects the visibility property on shapes; #494 looks up unquoted font-family names containing spaces; #493 respects display:none set via the style attribute.
• PyThaiNLP/pythainlp: #1473 romanizes royin words containing ฤ.
• optiland/optiland: #702 adds descriptive messages to bare ValueError raises in paraxial.
• astropy/astropy: #20174 writes solRad and solLum instead of Rsun and Lsun in the CDS format.
• guessit-io/guessit: #942 keeps the title when alternative_title is excluded; #936 keeps a leading country word that opens the title.
• MechanicalSoup/MechanicalSoup: #484 detects HTML from raw leading bytes in __looks_like_html; #483 raises an explanatory error from links() when no page is loaded.
• gorakhargosh/watchdog: #1183 stops PermissionError killing the kqueue emitter thread on BSD.
• anymail/django-anymail: #479 reports an unsupported feature for merge_data without template_id.
• pyathena-dev/PyAthena: #743 returns the formatted DATE literal from AthenaDate.process.
• dynaconf/dynaconf: #1435 cleans up nested dynaconf_merge tokens when the parent key is new; #1434 keeps sibling keys that share a dotted-path leaf name.
• invoice-x/invoice2data: #716 emits a single CSV header row across all invoices.
• Ad-meliorael/percentify: #35 keeps small p-values from rounding to zero in correlate.
• marcosschroh/dataclasses-avroschema: #964 serializes records without fields to avro-json; #963 stops mutating Meta.field_order during schema generation.

Web, media & apps

• alphacrack/readme2demo: #134 gives the step tutorial a distinct SEO title.
• mantinedev/mantine: mark non-menuitem children inside Menu.Dropdown as presentational for WAI-ARIA 1.2 compliance (#9004); export the FormProviderProps type (#9009).
• suitenumerique/meet — standardized role terminology across localizations (#1285).
• Stremio/stremio-web — Lithuanian ISO 639-2 language code fix (#1230).
• NuvioMedia/NuvioTV — restored the Android TV keyboard Next action (#1453) and added a subtitle-delay reset shortcut (#1452).
• Flexget/Flexget — recursive exists_series support for nested season folders (#4987) and video-only matching that skips subtitles and metadata (#4986).
• PaRaN01a-hash/ultra-max-addon: #15 adds manifest behavior hints and ID prefixes for Nuvio compatibility.
• aliasvault/aliasvault: #1893 adds HTML, plain-text, and source views for email content.
• plotly/dash: #3936 uses the proxied URL as the Jupyter server URL.
• posit-dev/great-docs: #299 preserves source order for sidebar subsections.
• Donkie/Spoolman: #987 strips the leading # from filament color codes.
• reflex-dev/xy: #389 floors the log axis lower bound when an explicit margin is set.
• wkentaro/labelme: #2425 degrades to stderr-only logging when the log file fails; #2417 reports the decode allocation limit instead of "Allowed formats".
• GoogleChrome/chromium-dashboard: #6656 rejects milestone zero in ChannelsAPI.
• jacebrowning/memegen: #1046 only drops trailing blank lines when cleaning URLs.

Stack

Swift · Go · TypeScript · Python · Rust · Node · Postgres · Redis · ClickHouse · Docker · GCP · AWS · React · Three.js · PyTorch · TensorFlow · macOS / IOKit / SwiftUI

Selected publications

• Drowsiness Detection with OpenCV — IEEE ICESC 2021. 10.1109/ICESC51422.2021.9532758 · code
• Animal Detection for Road Safety using Deep Learning — IEEE ICCICA 2021. 10.1109/ICCICA52458.2021.9697287
• Model Proposal for a YOLO Object Detection Algorithm based Social Distancing Detection System — IEEE ICCICA 2021. 10.1109/ICCICA52458.2021.9697212
• Computer Vision based Road Lane Detection — Artificial & Computational Intelligence, 2021.
• Recognition of Pneumonia from X-Ray Image Patterns using Convolutional Neural Networks — 2021. code

Research

• Google Scholar
• ORCID 0000-0001-6339-9651
• IEEE
• ResearchGate

Contact

• Email — sanjays2402@gmail.com
• LinkedIn — linkedin.com/in/sanjay24