Manuscript Placeholder Collector
Collect drafting notes from text, Markdown, Word and EPUB files, including DOCX headers and footers when you choose to scan them.
MITv1.3.0Windows · macOS · Linux
Built in the open
Open Source
A growing library of free software, focused utilities, creative tools, experiments, and games. Some projects evolve over time; others are deliberately small, feature-complete releases built to solve one problem well.
107public projects
13project categories
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Every listing points to publicly available source code and includes its license, release status, platform, and intended scope. Search the complete catalog or narrow it to the kind of project you need.
107 projects found
AI Terminal Deck
Launch supported AI command-line tools in Windows Terminal with process-local tool discovery and read-only readiness checks that never persist PATH changes.
MITv1.0.5Windows
Batch Document Studio
Create local PDF/PNG document batches with an actionable value-free preflight inspector, reusable layouts and cancellable ZIP queues.
MITv1.3.0Browser · Windows · macOS · Linux
CBZ Page Auditor
Audit CBZ, CB7 and CBR comic archives for integrity and page-quality issues without modifying them, with version-bound resume checkpoints.
MITv1.3.0Windows · macOS · Linux
Forge PDF
Edit PDFs offline and review ordered page-range exports with source-file protection, cancellation and preserved edit history.
MITv1.1.0Windows
ForgeEmulation
A local-first Windows retro-game library with rewind, suspend snapshots, bulk organization, saved views and content-verified moved-file relinking.
GPL-2.0-or-laterv1.6.0Windows
LinkWitness
Record web-link evidence with private-target checks before every followed redirect and a configurable 0–20-hop limit, defaulting to 10.
MITv1.1.1Windows · macOS · Linux
PlainPunch
A self-hosted time clock with explicit punches, correction requests, administrator CSV exports and an audit trail, without surveillance.
MITv1.1.1Windows · macOS · Linux · Docker
Print Color Preflight
Preflight and proof PDFs with deterministic page, object and resource-path references for color, font, transparency and overprint findings.
MITv1.1.0Windows · macOS · Linux
Project Continuity Kit
Create continuity reports and deterministic metadata-only bundles whose recorded scan scope is reused when checking repository drift.
MITv1.3.1Windows · macOS · Linux
Safe Bulk Rename Planner
Preview, apply and undo manifest-driven renames with lexical symlink checks before any rename or journal write.
MITv1.1.1Windows · macOS · Linux
Warranty Expiration File
Track warranty dates locally and preview non-destructive backup merges with explicit conflict choices.
MITv1.1.1Web
AI Placeholder Detector
Find unfinished code placeholders and compare prior reports for new, unchanged and resolved occurrences, with an optional fail-on-new check.
MITv1.1.0Windows · macOS · Linux
Creative Capability Bridge
Review portable creative plans and export restricted static SVG to PNG with preflight checks and hash receipts, alongside transactional native adapters.
MITv1.6.0Windows · macOS · Linux · Web
Environment Variable Documenter
Inventory environment-variable names with conservative Python alias detection and value-free reports, excluding real dotenv files before reads.
MITv1.1.1Windows · macOS · Linux
Human-Friendly Cron Builder
Build, explain and preview five-field cron expressions locally, then export the displayed runs as UTC calendar events with time-zone and daylight-saving warnings.
MITv1.1.0Web
Repository Release Readiness Checker
Audit repository release readiness locally and compare portable, value-free finding baselines with new, unchanged and resolved reports.
MITv1.1.0Windows · macOS · Linux
ScopeTrace
Build conservative delivery matrices with evidence gates, order-independent dependencies, cycle detection and optional causal blocker paths.
MITv1.2.0Windows · macOS · Linux
Tabitha Workspaces
Private browser workspaces with read-only WebDAV copy comparison, encrypted folders, backups, guarded tab actions and opt-in synchronization.
GPL-3.0v1.17.1Chromium · Firefox
Text List Reconciler
Compare local text lists with CSV column previews, explicit header selection and multiline cell handling, preserving existing input when imports are cancelled or rejected.
MITv1.1.0Web
ScreenCard
Research movies and TV locally with searchable viewing lists, private notes, saved comparisons, merge-preview backups, and filtered spreadsheet-safe CSV exports.
MITv1.3.0Browser · Windows · macOS · Linux
URL Parameter Cleaner
Remove tracking parameters locally with portable rule profiles and redacted-by-default audit exports.
MITv1.1.0Web
Browser Session Export Privacy Scrubber
Remove private data from browser-session JSON files, then review what changed before sharing a copy.
MITv1.3.0Windows · macOS · Linux
Edition Comparison Sheet
Compare information about different book editions and choose which fields to include.
MITv1.0.2Windows · macOS · Linux
Game Graveyard
Keep a record of games you stopped playing, revisit your decisions and make a sharing copy without private reasons or notes.
MITv1.2.1Windows · macOS · Linux
Gaming Backlog Randomizer
Choose a game from your backlog using your own rules and weights, with an optional stable-ID mode that keeps seeded draws consistent when you reorder the list.
MITv1.2.0Windows · macOS · Linux
Numbered List Repairer
Fix numbered lists in text, Markdown or JSON without changing the original file.
MITv1.2.0Windows · macOS · Linux
Screenshot Redaction Assistant
Cover private details in screenshots, review each redaction and save a flattened image.
MITv1.3.0Windows · macOS · Linux
Unfinished Series Dashboard
Keep track of unfinished book series, update your reading progress and compare saved copies of your list.
MITv1.3.1Windows · macOS · Linux
Where Was I? Save Companion
Save notes about where you left off in a game, and make a copy with private details removed when you want to share it.
MITv1.2.1Windows · macOS · Linux
Workflow Sentry
Check local workflow files for risky settings and keep a record of findings you have reviewed.
MITv1.3.0Windows · macOS · Linux
Accidental Perspective Shift Detector
Highlight possible grammatical-person shifts in prose with pronoun evidence and optional original-source spans.
MITv1.2.0Windows · macOS · Linux
Adaptation Difference Ledger
Review adaptation differences and CSV edits against an explicit baseline using a three-way comparison with the current ledger.
MITv1.2.1Windows · macOS · Linux
Blackout Proof
Inspect PDFs locally for residual text, metadata, attachments and unfinished redaction annotations without repeating document content.
MITv1.2.0Windows · macOS · Linux
Blurb Length Adapter
Review blurb word and character limits with explicit per-profile policies for counting all characters or excluding Unicode whitespace.
MITv1.1.0Windows · macOS · Linux
Book Annotation Extractor
Normalize exported ebook highlights and notes, including English Kindle My Clippings blocks, with filtering before deduplication.
MITv1.2.0Windows · macOS · Linux
Chapter Title Collision Finder
Find similar chapter titles within or across manuscripts, including separately identified books with identical display names.
MITv1.2.0Windows · macOS · Linux
Character Name Collision Checker
Review character-name collisions using explicit character identities and aliases alongside the existing name-list workflow.
MITv1.2.1Windows · macOS · Linux
Comic Archive Converter
Inspect ZIP and 7Z member headers, declared expanded-size estimates, safety findings and output conflicts before conversion. Preflight detects invalid output parents and file/directory ancestor conflicts without extraction or writes. Declared estimates are not an integrity guarantee.
MITv1.1.0Windows · macOS · Linux
Comic Gap Finder
Find likely missing issue numbers and anomalies from local comic filenames. Per-series expected integer ranges and intentional omissions with reasons; decimal, annual, duplicate and ambiguous filename evidence remains visible.
MITv1.1.1Windows · macOS · Linux
Comic Reading Session Logger
Record comic reading sessions locally and report reading time, interruptions and notes with date and series filters.
MITv1.1.0Windows · macOS · Linux
ComicInfo Editor Lite
Inspect and edit ComicInfo.xml in CBZ archives with optional hash and old-field preconditions, preserving page bytes and unknown XML.
MITv1.2.0Windows · macOS · Linux
Controller Mapping Card Maker
Create responsive and printable controller cards with named contexts and explicit context selection.
MITv1.1.1Windows · macOS · Linux · Web
Crossover Checklist Generator
Expand explicit comic issue ranges into ordered, duplicate-checked crossover reading checklists. Carry progress and private notes into revised authored reading orders by existing issue identities, reporting unmatched additions and removals.
MITv1.2.1Windows · macOS · Linux
Dialogue Tag Variety Report
Review dialogue-tag variety by speaker and Markdown section, with an optional parser for tags before dialogue.
MITv1.2.0Windows · macOS · Linux
Digital Comic Duplicate Detector
Find exact and likely duplicate CBZ comics without modifying archives, with optional page-overlap comparison and separate exact and visual labels.
MITv1.2.0Windows · macOS · Linux
Extension Store Readiness Auditor
Audit browser-extension packages against versioned policy snapshots, compare baselines and check manifest-referenced local members.
MITv1.3.0Windows · macOS · Linux
Fictional Death Ledger
Track fictional life-status events with spoiler-controlled comparisons between explicit ordered milestone boundaries.
MITv1.1.0Windows · macOS · Linux
Game Save Folder Locator
Search a sourced catalog of game-save folder templates and compare supplied catalogs while retaining path and provenance differences.
MITv1.2.0Windows · macOS · Linux
Game Settings Snapshot Comparator
Compare JSON, INI/CFG and key-value game settings with optional typed value-redacted reports.
MITv1.1.1Windows · macOS · Linux
HAR Privacy Inspector
Inspect and sanitize HAR network captures locally, with value-free privacy audits and optional URL-free snapshots.
MITv1.2.0Windows · macOS · Linux
License Lantern
Review local dependency-license inventories with SPDX and attribution drafts, validating npm lockfile v2/v3 structures before producing output.
MITv1.1.1Windows · macOS · Linux
Marketing Bidding Central
A self-hosted cumulative-bid marketing marketplace with category rankings, Stripe checkout, customer access and private operator ledger exports.
MITv1.1.0Web · Linux · Self-hosted
Missable Content Checklist Builder
Build milestone-based missable checklists with guide-bound per-playthrough progress overlays.
MITv1.1.1Windows · macOS · Linux
Multi-Person Availability Merger
Merge explicit availability with a quorum and optional required participants, buffers, duration filters and UTC-aware timelines.
MITv1.2.0Windows · macOS · Linux
New Game Plus Planner
Plan New Game Plus preparation with transitive blocker chains and actionable prerequisites.
MITv1.1.1Windows · macOS · Linux
Orphan Sidecar Finder
Find sidecar files without matching primary files and primary files without expected sidecars. Directory-local ambiguous same-stem primary groups with recognized suffix and candidate explanations.
MITv1.1.1Windows · macOS · Linux
Profanity Distribution Report
Measure profanity distribution across text files, with optional chapter and speaker word counts for per-1,000-word rates.
MITv1.2.0Windows · macOS · Linux
Prompt Constraint Auditor
Extract prompt constraints and possible conflicts with occurrence IDs and exact source spans; lexical cues still require human review.
MITv1.1.1Windows · macOS · Linux
Prompt Version Diff
Compare prompt versions and categorize changed lines, with optional context windows and original physical line numbers.
MITv1.1.1Windows · macOS · Linux
Reading Pace Reality Calculator
Estimate reading time from observed sessions and compare named session-length and break scenarios.
MITv1.1.1Windows · macOS · Linux
Reading Resume Card Generator
Create spoiler-bounded reading resume cards with explicit thread resolution milestones and previous-checkpoint comparisons.
MITv1.3.0Windows · macOS · Linux
Recurring Date Pattern Explainer
Preview and explain supported recurring-date rules with strict validation, count/until boundaries and actionable date-range errors.
MITv1.1.1Windows · macOS · Linux
Repeated Gesture Detector
Find repeated physical gestures in prose with context, section totals and optional nearby word-window clusters.
MITv1.2.0Windows · macOS · Linux
Save-File Backup Recipe Generator
Generate copy backup recipes with opt-in file-count, relative-path and SHA-256 verification, plus runtime link and junction checks.
MITv1.1.0Windows · macOS · Linux
Scene Entrance/Exit Tracker
Review character presence across scenes and ordered entrance/exit events within a scene, with explicit continuity warnings.
MITv1.2.1Windows · macOS · Linux
Screenshot Session Grouper
Group screenshots into sessions with time-zone handling, reviewed split/join boundaries and verified copy manifests.
MITv1.2.0Windows · macOS · Linux
Shared Expense Scenario Comparator
Compare local expense splits with finite nonnegative inputs, exact cent allocation and explicit rounding evidence that conserves each rounded total.
MITv1.0.1Windows · macOS · Linux
Short-Story Collection Mapper
Map duplicate and exclusive stories across collections and anthologies. Selected two-collection shared, only-left and only-right comparison using existing story identities.
MITv1.1.1Windows · macOS · Linux
Speech Bubble Density Estimator
Estimate dialogue-heavy comic pages without OCR, with explicit natural or lexical page ordering shared across directory and CBZ inputs.
MITv1.3.0Windows · macOS · Linux
Spoiler Boundary Note Maker
Create spoiler-boundary notes using ordered named milestones and the earliest shared participant boundary, while preserving numeric boundaries.
MITv1.2.0Windows · macOS · Linux
Spoiler-Safe Character Guide
Build milestone-gated character guides with explicitly dated relationship entries, keeping future information outside the selected reading point.
MITv1.2.1Windows · macOS · Linux
Suspiciously Similar Filename Finder
Identify likely duplicate or versioned filenames such as final, final-2, and copy variants. Streaming content fingerprints with optional per-file and total byte budgets; observed EOF is required and unverified pairs remain distinct.
MITv1.2.0Windows · macOS · Linux
Terms-of-Service Change Notebook
Compare two manually saved policy versions with document fingerprints, source positions and before/after Markdown section context.
MITv1.1.0Windows · macOS · Linux
Test Name Quality Checker
Audit Python test names for clarity and conventions, with qualified test identities and class, module and suite duplicate scopes.
MITv1.2.0Windows · macOS · Linux
Timeline Phrase Extractor
Extract timeline phrases and literal custom-calendar glossary matches with source spans for human review.
MITv1.2.1Windows · macOS · Linux
Unintentional Phrase Echo Finder
Find repeated prose phrases with an explicit local intentional-repeat allowlist using exact normalized token sequences.
MITv1.1.0Windows · macOS · Linux
Unresolved Mystery Ledger
Track unresolved story mysteries and compare two inclusive milestone snapshots, marking undated resolution timing as unknown.
MITv1.2.1Windows · macOS · Linux
Variant Cover Organizer
Plan and optionally copy explicitly identified comic cover variants into reviewable issue groups. Strict read-only export inspection, portable target validation before staging, and safe legacy manifest verification.
MITv1.2.1Windows · macOS · Linux
Web Form Field Inventory
Inventory saved HTML forms and compare opt-in submission variants, including enabled submit controls, effective actions and methods, external associations and image coordinates.
MITv1.2.0Windows · macOS · Linux
Website Screenshot Evidence Pack
Package supplied website screenshots with hashes and metadata, and verify bounded ZIP evidence packs without extraction.
MITv1.1.0Windows · macOS · Linux
AI Claim Ledger
Maintain a local claim and evidence ledger with optional source-review dates and explicit overdue-support reports, without fetching sources or inferring truth.
MITv1.2.0Windows · macOS · Linux
AI Output Cleanup Diff
Compare before-and-after directories with optional read budgets and content-free evidence, marking incomplete comparisons and binary-only additions or deletions as unverified.
MITv1.1.0Windows · macOS · Linux
Archive Contents Indexer
Index archive members without extraction and compare prior inventories with occurrence-aware changes and explicit uncertainty for unreadable paths.
MITv1.2.0Windows · macOS · Linux · Web
Archive Integrity Batch Checker
Batch-check archives for corruption, unsafe paths and suspicious compression, with explicit decompression budgets and incomplete-verification reports.
MITv1.2.0Windows · macOS · Linux
Backup Restore Rehearsal
Verify a selected ZIP backup against a SHA-256 manifest and rehearse its restore in a new disposable directory.
MITv0.1.0Windows · macOS · Linux
Book Series Numbering Repairer
Review book ordering by explicit series, detect normalized numeric-position collisions and preserve series through CSV, JSON and editable HTML.
MITv1.2.0Windows · macOS · Linux
Chapter Shape Visualizer
Measure chapter words, scenes and dialogue estimates, and compare explicit drafts by unique heading with ambiguous or renamed chapters left for review.
MITv1.1.0Windows · macOS · Linux
Character Description Drift Finder
Review character trait changes across milestones and attach author reasons to exact expected transitions while retaining possible drift evidence.
MITv1.1.0Windows · macOS · Linux
Checklist Dependency Sorter
Order checklist tasks by declared dependencies and optionally show source-ordered prerequisite layers, with missing-link and cycle diagnostics.
MITv1.1.0Windows · macOS · Linux
Configuration Drift Comparator
Compare configuration peers or a baseline, with optional recursive JSON Pointer reports and explicit missing-source evidence.
MITv1.2.0Windows · macOS · Linux
Context Packing Previewer
Preview file selection, exclusions, token estimates, and truncation risk before an AI coding session, with conservative dotenv exclusions applied before content reads.
MITv1.0.1Windows · macOS · Linux
Decision Constraint Eliminator
Compare options against hard constraints and review hypothetical constraint omissions with explicit eligibility transitions and missing-field policies.
MITv1.2.0Windows · macOS · Linux
Dependency Purpose Annotator
Explain declared dependencies from import evidence, with optional runtime, test and tooling source groups and conservative unused-package findings.
MITv1.2.0Windows · macOS · Linux
Did This Character Know That? Matrix
Review character knowledge across scenes, with optional explicit event order for knowledge uses and telling-character warnings.
MITv1.3.0Windows · macOS · Linux
Duplicate Folder Structure Detector
Find matching folder structures and explain shared or differing directory paths between selected roots, with incomplete scans reported explicitly.
MITv1.2.0Windows · macOS · Linux
Ebook Front-Matter Builder
Build ordered ebook front matter with publisher profiles and author, editor, translator and illustrator credits in Markdown, HTML and XHTML.
MITv1.2.0Windows · macOS · Linux
Fiction Location Ledger
Track scene locations with explicit alias chains resolved to canonical IDs, preserving original observations and rejecting ambiguous, dangling or cyclic aliases.
MITv1.1.0Windows · macOS · Linux
Fiction Number Checker
Extract numerical facts from manuscripts, including focused English number words from zero to ninety-nine in age, count and explicit duration contexts, for human review.
MITv1.1.0Windows · macOS · Linux
File Extension Truth Checker
Compare extensions with bounded file-signature checks, including FLAC, WAVE and Ogg framing, and propose collision-aware corrections without renaming files.
MITv1.1.0Windows · macOS · Linux
Folder Manifest Postcard
Create read-only folder inventories and compare complete version 2 metadata postcards for added, removed and size-changed paths, with explicit scan uncertainty.
MITv1.1.0Windows · macOS · Linux
Keyboard Journey Auditor
Record user-started keyboard navigation sessions on owned test pages, with anonymous focus-order and possible keyboard-trap evidence.
MITv0.1.0Web
Local-First Sync Conflict Lab
Explain three-way JSON merges and review value-redacted conflicts while retaining paths, classifications and hash-bound choices.
MITv1.2.0Windows · macOS · Linux
Manuscript Prop Tracker
Track prop ownership, location and status, and compare two explicit story milestones with continuity warnings and future-only identities hidden.
MITv1.1.0Windows · macOS · Linux
Media Dimension Outlier Finder
Compare supplied media metadata against named dimension, orientation, duration and size profiles, retaining explicit aspect ratios and reporting missing metrics.
MITv1.1.0Windows · macOS · Linux
Subtitle Timing Workbench
Validate SRT and WebVTT subtitles, inspect overlaps and reading speed, and preview timing offsets before saving a new file.
MITv0.1.0Windows · macOS · Linux
Table Contract Diff
Compare CSV contracts with explicit reviewed column mappings, preserving raw schema changes and reporting approval rules without exposing row values.
MITv1.2.0Windows · macOS · Linux