Developer Tools &
Software Applications
MTLG Labs is the software lab of Alexandr Motologa. We build desktop developer tools, command-line utilities, UI testing suites, and web applications.
Products and Tools
High-performance systems, developer tooling, AI pipelines, Web3 protocols, Telegram Mini Apps, and web platforms.
APIScope Extension
Chromium DevTools extension that inspects API traffic, flags missing OWASP headers, decodes JWT tokens, and generates TypeScript interfaces.
DuckStudio Web
In-browser SQL workbench running DuckDB-Wasm and Apache Arrow directly in browser memory, with Monaco editor support and query profiling.
MCP Studio
Desktop IDE and testing workbench for the Model Context Protocol with schema validation and configuration exports for Claude and Cursor.
Pebble-LSM
LSM-tree storage engine written from scratch in Java 21, featuring MemTable caching, write-ahead log persistence, SSTables, and tiered compaction.
RestPocket
Telegram Mini App for testing REST APIs offline, with IndexedDB persistence and request history.
Veloce Engine
Limit order book and matching engine built on the LMAX Disruptor ring buffer with a zero-allocation critical path.
ContextForge
Long-context compression and KV-cache optimization reverse proxy for local LLMs, reducing prompt token count by 50% to 75% and cutting TTFT by up to 4x.
DocuVision
Zero-cloud multimodal document intelligence pipeline that rasterizes multi-page PDFs, extracts complex financial tables, and validates structured JSON schemas using local Vision-Language Models.
QuantForge
Automated GGUF quantization, imatrix calibration, VRAM simulation, and perplexity evaluation lab for local LLMs with Pareto frontier analysis, canary testing, and Ollama/InferOps export.
InferOps
Bare-metal LLM control plane and multi-engine supervisor for vLLM, SGLang, and llama.cpp. Features automated HuggingFace model pulling, predictive VRAM sizing, scale-to-zero serverless inference, and token cost analytics.
TempBox TMA
Disposable email and webhook inbox Telegram Mini App with instant push alerts, automatic OTP extraction, and sandboxed rendering.
BillGram
Client-side invoicing Telegram Mini App for freelancers with embedded SEPA/EPC banking QR codes, Revolut links, and offline vector PDF generation.
Agent-Trace
Local-first visual timeline and debugger for AI agents, supporting OpenTelemetry traces, multi-agent swarms, IndexedDB library, and local AI root-cause autopsy.
PGLite Studio
Client-side PostgreSQL 16 and pgvector workbench running in WebAssembly featuring Monaco SQL editor, interactive ER diagram, visual EXPLAIN execution plan DAG, and 2D/3D PCA vector projection.
DNSWatch
Recursive DNS tracing, DNSSEC validation, and worldwide edge propagation studio with dual Bubble Tea TUI and embedded React web interface.
EventMate
2D schedule painter and Instant-Runoff Voting engine for Telegram groups to find optimal Golden Hour meetups and break location indecision.
FaultBox
Programmable network and protocol chaos proxy with seventeen built-in toxics, UDP and TCP proxying, declarative YAML scenarios, SLA quality gates, uvloop async engine, and live Web UI dashboard.
Spor.md
Financial operating system for Moldovan freelancers and companies with bilingual invoices, BNM fx rates, MIA instant payments, contract templates, and mortgage underwriting dossier.
ProtoLens Studio
Single-binary desktop workbench and dynamic mock engine for gRPC, Connect-RPC, and Protobuf schemas with live reflection and full-duplex streaming timelines.
VOT Player
Modern Android client for neural English-to-Russian voiceover translation, Standard & Live Voices, guaranteed multi-subtitles (RU, RO, EN), and ad-free 4K playback.
ValkeyLens
Single-binary management studio, non-blocking memory profiler, and cluster visualizer for Valkey 8 and Redis 7+, compiling an embedded React 19 UI with sub-25MB idle memory.
TermLoom
Cross-platform terminal session recorder and vector animator in Rust. Captures Windows ConPTY and POSIX PTY streams, generating pure CSS keyframe animated SVGs, interactive HTML players, and Asciinema v2 recordings.
PG Lockguard
Zero-downtime PostgreSQL migration linter running libpg-query WebAssembly to detect dangerous DDL table locks, auto-fix unsafe migrations, and generate multi-step remediation recipes.
Parquet Lens
In-browser Apache Parquet inspector, DuckDB-Wasm SQL workbench, multi-file partition profiler, and visual schema diff engine with remote HTTP range slicing.
DiffLens
Client-side semantic code diff and 3-way merge conflict resolver for TypeScript and React. Analyzes AST structures to detect reordered functions, renames, and structural refactors without textual collisions.
PromptShield
Runtime security gateway and developer SDK with sub-millisecond heuristics for prompt injection detection, obfuscation decoding, and two-way PII tokenization.
Bubble Plugin Studio
Desktop IDE for building, debugging, and packaging Bubble.io plugins with TypeScript, Monaco Editor, live sandbox execution, and Git sync.
EvalPulse
Evaluation and regression studio for testing prompts, schema compliance, latency, and token cost across language models.
SchemaForge
In-browser visual database schema designer with bi-directional SQL parsing, live diagnostics, synthetic mock data seeder, and code generation for PostgreSQL, MySQL, SQLite, Prisma, and Drizzle ORM.
GitGalaxy
Interactive 3D WebGL visualizer that maps Git repositories into living galactic universes with real-time commit lasers and 6-DOF astral pilot flight.
Shot2Code
Desktop and web studio that captures code snippets from video tutorials, PDFs, and streams using client-side WebAssembly OCR, repairing indentation and OCR artifacts offline.
MiniS3
Content-addressable storage engine implementing the S3 protocol with SHA-256 deduplication and Zstandard compression.
QueryLens
PostgreSQL v3.0 wire protocol proxy that inspects queries in flight to detect N+1 anti-patterns and unindexed table scans.
WasmEdgeGateway
API gateway running sandboxed WebAssembly plugins in isolated threads with Java 21 and Netty.
Chronos Engine
Distributed time-series storage engine with vectorized compression for high-frequency metrics.
ShardLock
Distributed Raft-Lite consensus daemon and monotonic partition lease coordinator with Java 21 Virtual Threads, Pre-Vote protocol, and fencing tokens.
WalPulse
Write-ahead log streamer and durability validator for distributed database topologies.
IdemGate
Distributed idempotency gateway with sliding-window hash caching to eliminate duplicate requests.
Event-Driven Order Engine
Distributed order processing engine with hexagonal architecture, transactional outbox persistence, saga rollbacks, and KEDA Kafka autoscaling.
DockTray
Native system tray app built with Rust and Tauri to monitor Docker containers, restart services, and inspect resource metrics.
Sentinel
Asynchronous uptime daemon with Prometheus metrics, terminal dashboard, and flapping alert suppression.
hook-trap
Local webhook debugger and proxy with payload diffs, HMAC signature re-signing, and cURL export.
EdgePort
Reverse tunneling engine exposing localhost endpoints to public relays with replay capability and HMAC re-signing.
SecretShield
Zero-trust outbound proxy and token broker that redacts credentials and API keys from application logs.
TraceWeaver
Distributed trace collector and span visualizer for debugging microservice dependencies using OpenTelemetry.
CanaryMesh
Edge reverse proxy with automated health checks and instant rollback for progressive canary releases.
DBLens
Visual database explorer for inspecting table schemas, index coverage, and execution plans.
EventLens
Stream inspector and message schema validator for Kafka and RabbitMQ pipelines.
FlameLens
Flamegraph visualizer for CPU and memory profiling with side-by-side differential analysis.
RepoGraph
Git visualizer mapping code coupling, commit velocity, and file churn across repositories.
ReleaseCraft
SemVer release tool that parses conventional commits and compiles structured changelogs.
ContractHub
API contract testing tool that detects schema drift and breaking changes in OpenAPI specifications.
WireSniffer
Packet sniffer using raw sockets for real-time dissection of HTTP and DNS protocols.
SyntheticForge
Relational test data generator that produces synthetic datasets while preserving foreign key constraints.
VectorGate
Semantic embedding proxy with in-memory caching and vector similarity deduplication using FastEmbed.
mock-api-py
Mock REST server that serves dynamic CRUD routes, OpenAPI docs, and synthetic datasets from a JSON file.
StatusCast
Telegram Mini App for incident communication and live service status broadcasts with subscriber alerts.
RenewRadar
Telegram Mini App for tracking recurring software subscriptions, renewal alerts, and monthly spend.
Biogram
Telegram Mini App for building bio-link pages with customizable blocks and click analytics.
ClipRound
Video utility that crops and formats clips into circular video notes for Telegram chats.
TabMate
Expense-sharing calculator that simplifies group debts into minimum transactions using greedy flow algorithms.
VoiceBrief
Telegram Mini App that transcribes audio messages with Whisper and extracts key action items.
TeleDoc
Encrypted document vault inside Telegram using WebCrypto for zero-knowledge client-side encryption.
FormGram TMA
Form builder for Telegram that collects responses and forwards submissions directly to chat groups.
PayGate TMA
Checkout interface for Telegram Mini Apps supporting Telegram Stars and cryptocurrency payments.
VaultCloud TMA
Encrypted cloud storage interface for decentralized bucket relays running inside Telegram.
Sentinel Pocket
Mobile companion for the Sentinel daemon with push notifications and on-demand health probes.
HookTrap Live
Mobile webhook inspector for viewing incoming events and debugging delivery issues during deployments.
PeerVault Drop
Peer-to-peer ephemeral file transfer tool running over WebRTC inside Telegram chat sessions.
LoadPulse Cloud
Distributed load testing tool that runs benchmark scenarios and graphs latency percentiles in real time.
CronPulse
Dead man's switch and heartbeat monitor that alerts when scheduled cron jobs fail to run.
RayClip
Cross-device clipboard tool that synchronizes text and code snippets with end-to-end encryption.
Signet
Cryptographic document signing app using Ed25519 signatures for verification.
AgentOrbit
Task scheduler for Telegram that orchestrates multi-step AI agent workflows.
SnapFrame.store
Browser tool for creating App Store screenshots with 3D device framing, panoramic slide layouts, and 4K Fastlane exports.
Oneira Space (Web)
AI-assisted journaling platform with mood analytics and semantic search across entries.
Oneira: Journal & Self-Growth
Android mobile app for encrypted personal journaling, mood tracking, and biometric lock.
Bubble.io Dev Studio
Electron workbench for Bubble.io developers with automated backups, schema inspection, and dead-code detection.
bubble-io-cli
Command-line tool for Bubble.io applications with schema exports, encrypted backups, and CI/CD integration.
Alu-Traumterrasse
Custom German e-commerce platform for aluminum terrace roofing and winter garden configurators.
Quiz2Coin
Tournament quiz platform with automated question pipelines, crypto rewards, and fiat checkout.
TeleQuiz
Trivia game for Telegram with Telegram Stars payments and leaderboards.
Nexus Workflow
Code-first distributed workflow and DAG execution engine in Java 21 with virtual threads, event-sourced durability, and dynamic SVG visualizer.
LoadPulse
Reactive HTTP/1.1, HTTP/2, and gRPC load generator in Java 21 with virtual threads and real-time HdrHistogram latency percentiles.
PaperEngine
Chromium-free PDF and vector document generation engine in Java 21 with sub-second rendering and SVG template interpolation.
Agent Harness
Sandboxed multi-agent execution runtime with time-travel debugging, zero-trust isolation, and immutable decision DAGs.
DockPulse
Terminal dashboard and CLI suite for Docker and Docker Compose with live container telemetry and multiplexed streaming logs.
PeerVault
Peer-to-peer secret-sharing and environment variable sync CLI with end-to-end encryption and ephemeral in-memory storage.
VoxLocal
Offline ambient audio capture and transcription tool using local Whisper models with Markdown synthesis into Obsidian vaults.
Antigravity Chat Organizer
VS Code extension for Antigravity IDE to pin, rename, search, categorize into folders, and export agent chat histories.
Customs Duty Calculator RM
Offline-first Android application calculating customs duties, VAT, and postal fees for international parcel imports into Moldova.
Bubble.io AI Translator
Command-line and TUI localization tool for Bubble.io applications using LLM translation pipelines and AST inspection.
Bubble.io Visual Tester
Visual regression testing and automated screenshot comparison suite for Bubble.io web applications.
Bubble.io Dead Code Detector
Static analysis tool and health scorer that detects unused styles, orphan workflows, and broken references in Bubble.io apps.
ONE2ALL
White-label NFT marketplace built on Bubble.io. Includes minting, collection management, Rarible Protocol integration, IPFS metadata storage, and wallet connections.
atCollege.com
Campus community platform connecting university students with campus events, student groups, local spots, and student work opportunities.
Nxt Chapter
Second-hand book marketplace in Australia with ISBN metadata lookups, multi-seller inventory, book condition grading, and Stripe payments.
BurgerCraft
Online ordering and digital menu platform for restaurants and delivery kitchens. Includes item customization, Stripe checkout, and live order management for staff.
GreenSpace Architects
Portfolio web application for architecture studios, featuring project galleries, blueprints, spec sheets, and consultation request forms.
PixelWave Agency
Agency portfolio web app with case study breakdowns, service tiers, client reviews, and lead intake forms.
AcreHedge
Agricultural risk management platform providing commodity market pricing, crop volatility models, weather insurance estimates, and Plaid bank connections.
Format (Kultify)
Collaborative publishing platform where writers and artists can publish, license, and trade world-building assets and character lore.
InkTradr
Marketplace for tattoo artists and collectors to license flash art, book studio appointments, and process payments on Bubble.io.
SatoshiBet
Prediction market application built on Bubble.io with probability tracking, odds charts, and binary outcome voting across categories.
AisleSync
Grocery shopping assistant with barcode scanning. Built with a Flutter mobile app connected to a Bubble.io backend for inventory lookups.
EVAS RO
Accessibility audit tool for field inspectors in Romania. Features multi-step compliance checklists, photo and video uploads, and automated scoring.
EzLanguage (EzSchool)
Language learning platform with pronunciation audio, study flashcards, calendar scheduling, and tutor bookings by hourly rate.
Moldova Customs Calculator
Android app built in Kotlin to calculate customs duties, VAT, and parcel exemptions for shipments into the Republic of Moldova.
Nothing Unwanted
Booking platform for musicians and venues with persistent audio playback across pages, gig applications, and Stripe payouts.
SOMA Micronutrient & Bioflow Platform
Health tracking platform for Android with nutrient logs, biomarker dashboards, biometric integration, and encrypted local storage.
IdealToolkit
Developer and product planning toolkit. Built originally on Bubble.io and later migrated to React and Supabase.
Webotit
Customer support chatbot platform with multi-turn dialog flows, embeddable website widgets, CRM webhooks, and agent escalation.
Ovidiu Platform
Operations platform with role-based permissions, document processing, operational analytics, and modular service integrations.
NFTyMuse
Virtual gallery platform for artists and collectors to arrange 3D exhibitions and display digital collections.
Transium
Content localization pipeline with automated translation syncing, webhook events, and edge caching.
Prophet
Forecasting tool combining statistical probability models with crowd sentiment data.
Odyssey
Community quest platform with reward distribution, XP leaderboards, and Discord and Telegram bot integrations.
Parabolica
Trading analytics terminal with liquidity tracking, volume alerts, order book charts, and portfolio performance views.
Metaverde
Environmental data dashboard integrating sensor readings, carbon credit tracking, and sustainability reports.
MatterDust
Generative art tool that creates visual particle simulations and real-time canvas shaders.
o1a Engine
AI agent orchestration engine with task breakdown, tool-calling pipelines, memory storage, and code review routines.
NuttiPetz
Digital pet collection game with trait inheritance, state updates, and mini-games.
CoVault
Digital asset custody platform with multi-signature authorization, time locks, and audit logging.
LoRAForge
Bare-metal local fine-tuning control plane and QLoRA supervisor for consumer and workstation GPUs, with analytical VRAM budgeting and InferOps model export.
Engineering Principles
Speed and Focus
Tools built to automate repetitive development steps and shorten feedback loops.
Local-First
Apps and command-line tools that work offline and respect system resources.
Practical AI
Language and vision model integrations for translation, UI testing, and code inspection.
Alexandr Motologa
For collaborations, custom software development, or consulting, visit my personal hub or contact me directly.