Articles by category

Browse AppErgo articles by topic.

About AppErgo

Articles introducing AppErgo, its name, its logo and the ideas behind the project.

AppErgo v0.9: a transition step between v0.8 and v1 AppErgo v0.9 prepares for the future v1 with a redesigned homepage, a clearer structure, and the gradual completion of the online tools catalogue. AppErgo v0.8: the online tools catalog scales up From 10 to more than 150 tools: AppErgo v0.8 greatly expands the catalog, improves search and favorites, and strengthens its commitments. AppErgo v0.7: the website becomes useful with its first online tools With v0.7, AppErgo welcomes its first online tools and starts becoming a directly useful website.

Online tools

Articles about AppErgo online tools, their design choices and their commitments.

View 17 articles

Which online tool should you use? A guide to AppErgo tools LatestText, audio, random, time, date, conversion, codes, security, WebDev, fitness and games: 13 guides to quickly find the right AppErgo tool. Analyzing an unknown coded message: how to find the right approach Detection, character types, frequencies, substitutions, numbers and differences: a practical method for analyzing a message when its code is still unknown. Transpositions, grids and hidden messages: reading text differently Rail Fence, scytale, spirals, diagonals, acrostics and extractions: discover how a message can be hidden without replacing its letters.

Codes and Ciphers

Discover common codes and encryption methods, along with techniques and tools for decoding, decrypting and analysing messages.

View 0 articles

No article in this category yet.

Web Development

Tips, methods and tools for building, testing, optimising and improving fast, accessible and well-structured websites.

View 1 article

Free Tools I Use to Test and Improve My Website Discover a selection of free tools for checking code, testing performance, analyzing SEO, crawling an entire website, and improving page speed.

Treasure Hunts

Discover past and present treasure hunts, tips for solving puzzles, and resources for following the latest news and connecting with other treasure hunters.

View 1 article

MYSTERIOSA: A New French Treasure Hunt Launched in 2026 Discover MYSTERIOSA, a French treasure hunt launched in 2026, featuring eleven puzzles, a hidden chest, and a golden prize valued at €50,000.

Software

Articles about AppErgo's software.

View 3 articles

AppErgo Hello: a general rehearsal AppErgo Hello is a small test application designed to validate the full software publishing chain before the first real AppErgo tools arrive. Future AppErgo Projects: Getting Back Into Development Step by Step Some future software ideas for AppErgo: hash generator, file hash checker, color picker and guitar tuner. First project idea: a color picker? A few words about the first utility I would like to develop for AppErgo, focused on capturing and analyzing colors on screen.